Slide install respirator cartridge and respirator

Abstract

To provide an invention related to use and / or installation of one or more cartridges onto a blower device.SOLUTION: An method may include installing a filter cartridge in a blower device 100. The blower device 100 may include a housing defining at least one air inlet. The filter cartridge may include a first filter cartridge defining a first outlet opening. The first filter cartridge may be configured to slidably engage the blower device 100 to align the first outlet opening with at least a first portion of the at least one air inlet of the blower device 100 in a first installed position. The one or more filter cartridges may include a second filter cartridge. The second filter cartridge may include a second outlet opening. The method may include aligning the first outlet opening of the first filter cartridge with at least the first portion of the at least one air inlet of the blower device 100.SELECTED DRAWING: Figure 7

Description

[Technical Field]

[0001] The present disclosure relates generally to air purifying respirators. In particular, the present invention relates to various filter covers. Cartridge, blowing device, system, and one or more cartridges to the blowing device Regarding the use and / or wearing of [Background technology]

[0002] In certain environments, such as industrial workplaces, there is a risk of inhalation of hazardous substances and airborne pollutants, as well as other There is a risk of exposure. Powered air-purifying respirators (PAPRs) and air-purifying respirators (APRs) The use of a respirator may be essential to ensure safety in certain conditions. However, installing a filter cartridge into an APR or PAPR can be complicated and / or time-consuming. In addition, the installation of APR or PAPR cartridges can be difficult. The method may not provide a proper, accurate, or precise seal.

[0003] Through applied effort, originality, and innovation, Applicant has The aforementioned difficulties and others have been addressed by developing the solutions embodied in this disclosure. This solved the problem. Summary of the Invention

[0004] Generally, aspects of the present disclosure include methods, apparatus, systems, computing devices, computers, providing computing entities, and / or the like.

[0005] Various embodiments of the present disclosure may include a respiratory system. In some embodiments, the system may include a blowing device. In some embodiments, the system includes a housing defining at least one air inlet. The stem includes a first filter cartridge defining a first outlet opening. In an embodiment, the first filter cartridge has a first outlet opening in the first mounted position. and aligning the portion with at least a first portion of at least one air inlet of the blowing device. In some embodiments, the system is configured to slidingly engage the blowing device. The system includes a second filter cartridge defining a second outlet opening. In one embodiment, the second filter cartridge has a second outlet opening in the second mounting position. to align with at least a second portion of the at least one air inlet of the blowing device. The air blowing device is configured to slidingly engage the air blowing device.

[0006] In some embodiments, the blowing device includes a first stop structure. In some embodiments, the first stop structure is disposed on a first side of the housing. In some embodiments, the blowing device includes a second stop structure. The second stopper structure is provided on a second side of the housing opposite the first side of the housing. In some embodiments, the first stop structure is disposed on the first filter cartridge. a filter cartridge operatively engaging the first filter cartridge to hold the filter cartridge in a first mounted position; In some embodiments, the second stop structure is configured to Operable with the second filter cartridge to hold the cartridge in the second mounted position The connector is configured to engage with the connector.

[0007] In some embodiments, the first filter cartridge is adapted to engage with the blowing device. In some embodiments, the first frame is configured to slide along a first direction. The filter cartridge includes a first mounting groove. In some embodiments, the first stopper The structure slides to the first filter cartridge when the first filter cartridge reaches the first mounting position. In some embodiments, the second filter cartridge is configured to engage with the mounting groove. The edge is configured to slide along a second direction to engage the blowing device. In some embodiments, the second filter cartridge includes a second mounting groove. In some embodiments, the second stop structure prevents the second filter cartridge from being in the second installation position. The mounting groove is configured to slide into engagement with the second mounting groove when the mounting groove reaches the first mounting position.

[0008] In some embodiments, the at least one inlet of the blowing device comprises an inlet. In some embodiments, the first outlet opening of the first filter cartridge and the second filter cartridge Each second outlet opening of the cartridge is configured to be simultaneously aligned with the inlet. will be done.

[0009] In some embodiments, the inlet is located at a lateral midpoint along the housing. In some embodiments, the first outlet opening of the first filter cartridge is at or adjacent to a first end of the first blowing device engagement surface of the filter cartridge. In some embodiments, the second outlet opening of the second filter cartridge The portion is attached to a second end of the second blowing device engaging surface of the second filter cartridge or to a second end of the second blowing device engaging surface of the second filter cartridge. 2.

[0010] In some embodiments, the inlet is connected to the first filter cartridge in the first mounting position. The sealing surface includes a first portion angled toward the opening at a first entrance angle. In some embodiments, the inlet is directed toward the second filter cartridge in the second mounting position. In some embodiments, the second portion is angled at a second entrance angle. When the first filter cartridge and the second filter cartridge are in the installed position, The first portion is disposed at a different angle than the second portion.

[0011] In some embodiments, the first outlet opening defines a first sealing surface. In an embodiment, the first sealing surface is at a first inlet angle in the first mounting position. In some embodiments, the second outlet opening is configured to be disposed at a complementary angle. In some embodiments, the second sealing surface is The second entrance angle is configured to be disposed at a second complementary angle with respect to the second entrance angle.

[0012] In some embodiments, the housing is defined across the inlet and in the first mounting position. a first filter cartridge at a second mounting position and a second filter cartridge at a second mounting position; The sealing beam is configured to engage both of the ridges.

[0013] In some embodiments, the first filter cartridge is adapted to slide in a first direction. In some embodiments, the second The filter cartridge is slid in a second direction opposite to the first direction to adjust the flow rate. The wind device is configured to engage the wind device.

[0014] In some embodiments, the first filter cartridge is When the filter cartridge is in the first mounting position and the second filter cartridge is in the second mounting position, , configured to contact the second filter cartridge.

[0015] In some embodiments, on the other hand, the first filter cartridge and the second filter cartridge Each of the cartridges, or the other blowing device, includes at least one protrusion. In some embodiments, the first filter cartridge and the second filter cartridge are Each of the ridges or the other of the blowing device has at least one sliding track In some embodiments, the at least one protrusion comprises a first filter cartridge. In order to facilitate the sliding engagement of the filter cartridge and the second filter cartridge with the blowing device, The at least one sliding track is configured to engage one or more of the at least one sliding track.

[0016] In some embodiments, the blowing device includes a filter cartridge engagement surface. In some embodiments, the first filter cartridge and the second filter cartridge are In some embodiments, the blowing device engagement surface includes a first The first filter cartridge is in the first mounting position and the second filter cartridge is in the second mounting position. The filter cartridge is configured to contact the filter cartridge engagement surface when the filter cartridge is in the mounted position.

[0017] In some embodiments, the filter cartridge engaging surface and the blower device engaging surface are A complementary nonlinear shape is defined.

[0018] In some embodiments, the respiratory system is an air purifying respirator system (APR). In some embodiments, the respiratory system is a powered air-purifying respiratory system (PAP). R).

[0019] In some embodiments, the first filter cartridge comprises one or more elastomeric materials. In some embodiments, the one or more elastomeric material components further comprise a blower. It is configured to seal against the housing of the device.

[0020] Various embodiments of the present disclosure may include a filter cartridge. In some embodiments, the filter cartridge may include an outlet opening. The outlet opening is located at a first end of the blower device engaging surface of the filter cartridge or at a first In some embodiments, at least one protrusion or small At least one sliding track is configured to slidingly engage a blowing device. In some embodiments, the outlet opening of the filter cartridge is aligned with the blowing device along the sliding direction. In some embodiments, the actuator is configured to move in a sliding direction to slidingly engage the actuator. The outlet opening is configured to be disposed at a first sealing surface angle that is oblique to the sliding direction. The sealing surface is defined by a groove.

[0021] In some embodiments, the filter cartridge comprises a filter cartridge blower device. In some embodiments, the mounting groove includes a mounting groove defined in the seat-engaging surface. The stopper structure is configured to engage with the stopper structure of the sensor.

[0022] Various embodiments of the present disclosure provide a method for installing a filter cartridge in a ventilation device. In some embodiments, the blowing device may include at least one air inlet. In some embodiments, the filter cartridge includes a housing defining a mouth. In some embodiments, the filter cartridge includes a first filter cartridge defining an outlet opening. The first filter cartridge is configured to connect the first outlet opening to the air blowing device in the first mounting position. a blower device for aligning with at least a first portion of the at least one air inlet of the chair; In some embodiments, the filter cartridge is configured to slidingly engage the vice. The housing includes a second filter cartridge defining a second outlet opening. In one embodiment, the second filter cartridge has a second outlet opening in the second mounting position. to align with at least a second portion of the at least one air inlet of the blowing device. In some embodiments, the method further comprises: The first outlet opening of the first filter cartridge is connected to at least one air outlet of the blowing device. In some embodiments, the method further comprises: aligning the air inlet with at least a first portion of the air inlet; The method further comprises connecting a second outlet opening of the second filter cartridge to at least one of the airflow channels of the air blowing device. and aligning the at least one second portion of the at least one air inlet with the at least one second portion of the at least one air inlet.

[0023] In some embodiments, the first outlet opening of the first filter device is connected to a blowing device. The at least one air inlet is aligned with at least a first portion of the housing. a first stopper structure disposed on a first side of the filter cartridge and operable with the first filter cartridge; In some embodiments, the second filter device includes engaging the second filter device with the second filter device. and aligning the outlet opening with at least a second portion of the at least one air inlet of the blower device. The second stopper structure disposed on the second side surface of the housing is fitted to the second filter. In some embodiments, the housing includes operably engaging the filter cartridge. The second side of the ring is opposite the first side of the housing.

[0024] In some embodiments, the first outlet opening of the first filter device is connected to a blowing device. The alignment of the first fan with at least a first portion of the at least one air inlet of the first fan includes: a first filter cartridge for engaging a first mounting groove with a first stopper structure; In some embodiments, the method further comprises sliding the cartridge along a first direction. A second outlet opening of the second filter cartridge is connected to at least one air outlet of the air blowing device. Aligning with at least a second portion of the inlet includes aligning a first portion of the second filter cartridge with the first portion of the inlet. The second filter cartridge is attached to the first filter cartridge so that the second mounting groove engages with the second stopper structure. The method includes sliding the moving member along a second direction opposite to the first direction.

[0025] The above summary has been provided merely to provide a basic understanding of some aspects of the disclosure. The above-described embodiments are provided for the purpose of summarizing exemplary embodiments of the present invention. Accordingly, the embodiments described above are by way of example only. It will be understood that the scope of the present disclosure is broad, some of which are further described below. It is understood that the invention encompasses many potential embodiments in addition to those summarized herein. Let's solve it. [Brief explanation of the drawings]

[0026] Thus, while the present disclosure has been described in general terms, it should be understood that the drawings are not necessarily drawn to scale. Reference is made to the accompanying unillustrated drawings. [Figure 1] 1 is a perspective view of an exemplary air blower device with an air inlet, a support structure, and a stopper structure according to various embodiments of the present disclosure. FIG. [Figure 2] 1A and 1B show perspective views of an exemplary support structure of an exemplary air blowing device, according to various embodiments of the present disclosure. [Figure 3] 1A-1C show perspective views of exemplary stopper structures of exemplary blower devices, according to various embodiments of the present disclosure. [Figure 4] 1 is a perspective view of an exemplary air inlet of an exemplary blower device according to various embodiments of the present disclosure. FIG. [Figure 5] 1 illustrates a first perspective view of an exemplary cartridge according to various embodiments of the present disclosure. [Figure 6] FIG. 1 shows a second perspective view of an exemplary cartridge according to various embodiments of the present disclosure. [Figure 7] 1A and 1B are top views of an exemplary respirator system illustrating the installation of an exemplary filter cartridge within an exemplary blower device, according to various embodiments of the present disclosure. [Figure 8] FIG. 1 is a front view of an exemplary headgear utilizing an exemplary respiratory system, according to various embodiments of the present disclosure. [Figure 9] FIG. 1 is a flow diagram of an exemplary method for installing a filter cartridge according to various embodiments of the present disclosure. DETAILED DESCRIPTION OF THE INVENTION

[0027] Various embodiments of the present disclosure are now described, some but not all of which are shown. Indeed, the present disclosure may be implemented in many different forms. The present invention may be embodied in various forms and should not be construed as being limited to the embodiments set forth herein. rather, these aspects should be considered as necessary to ensure that this disclosure satisfies applicable legal requirements. The term "or" (also indicated as " / ") means any combination of the following unless otherwise stated. To the extent that "illustrated" and "exemplary" are used herein in both their alternative and conjunctive senses, The term "typical" is used as an example without indication of quality level. Similar figures are used throughout the The phrases "in one embodiment," "in one embodiment," and "in one embodiment" can refer to similar elements throughout the text. "and" and / or similar phrases indicate that the particular feature, structure, or characteristic that follows the phrase is consistent with at least one aspect of this disclosure. It is possible for the present invention to be included in at least one aspect, and more than one aspect of the present disclosure (importantly, (Unfortunately, such phrases do not necessarily refer to the same aspect.)

[0028] overview Various embodiments of the present disclosure are described herein with reference to the accompanying drawings. Forms include respiratory systems, ventilation devices, filter cartridges, and related methods. In some embodiments, the exemplary cartridge and the exemplary blowing device may be quickly connected. A respirator may be provided that facilitates fast, precise, accurate and ergonomic installation and removal.

[0029] In various embodiments, the blowing devices each include at least one and at least one outlet for exhausting air. The air delivery device delivers air to the user via wearable headgear connected to the air delivery device. The air delivery device allows the wearer to direct their attention. To filter the airflow, one or more filter cartridges may be engaged, which In some embodiments, one or more A filter cartridge may be engaged with the blowing device upstream of the inlet.

[0030] Various embodiments of the present disclosure are adapted to slidingly engage the blower device for intuitive application. In some embodiments, the blower device includes a plurality of filter cartridges configured. At least one inlet of the two filters is slidably engaged with a blowing device from both sides. The cartridges can be connected at intermediate points, each of which is connected to at least one of the inlets. the lateral midpoint of the blower device so as to at least partially cover each of the In some embodiments, at least one inlet may be located in a filter cartridge. There may be a single inlet configured to couple with the outlets of each of the flanges, or at least and wherein each of the inlets is configured to engage one or more of the filter cartridges. There may be multiple entrances.

[0031] Various embodiments of the present disclosure may include a corresponding angled inlet on at least one of the inlets of the blower device. and an angled exit surface configured to mate accurately and precisely with the recessed sealing surface. For example, each of the outlet and inlet faces may be connected to a blower device. angled obliquely to the outer surface of the vise and / or the sliding direction of the filter cartridge. In some embodiments, the angled surface may be Once inserted, it laterally aligns with the filter cartridge and mates to create a seal. In some embodiments, two filter cartridges may be used. , each having an angled outlet and may be inserted from opposite sides of the blower device. In some such embodiments, at least one inlet opening is Two sections angled in different directions to match the outlet angle of the filter cartridge In such an embodiment, the filter may be a single inlet having a repeatable A precise and accurate seal may be formed with one or more inlets to allow for alignment. In some embodiments, one or more filters may be interlocked between the components. The air blower may slide against the air blowing device via its tracks and protrusions. In some embodiments, the one or more filters may slide in grooves along the body of the blower device. In some embodiments, the stopper structure engages (e.g., (e.g., spring-loaded) to secure the filter cartridge to the air delivery device. You may do so.

[0032] In various embodiments, one or more filter cartridges are provided at the air inlet of the blower device. The filter cartridge may have an outlet aligned upward. Some examples for engaging the cartridge include attaching one or more cartridges to the housing of the blower device. Depending on the desired configuration, one or more filter cartridges may be used. The cartridge may have either a sliding track or one or more protrusions, or The blowing device may have a sliding track or one or more protrusions. In this configuration, the protrusions and sliding tracks allow one or more cartridges to be mounted on the blowing device. The one or more cartridges may be engaged to facilitate sliding. a housing for the blower device adapted to operably engage the grooves on the filter cartridge; By using a stopper structure located on the ring, it is possible to In some circumstances, the air inlet of the blower device may be The cartridge may define a surface that can form a seal with one or more cartridges when inserted into the cartridge. In various embodiments, one or more cartridges are configured to engage a blowing device. The blowing device may have a surface configured to engage one or more cartridges. It may have a structured surface.

[0033] Examples of air blowing devices FIG. 1 is a perspective view of an exemplary blower device 100. In some embodiments, the blower device The ventilation device 100 may be an air-purifying respirator (APR) or a powered air-purifying respirator (PAPR). In some embodiments, the blowing device 100 may be part of one or more parts. In some embodiments, the housing 102 includes an upper In some embodiments, the top 104 may include a cartridge top portion 106. The filter cartridge may define a filter cartridge engagement surface configured to engage with the edge 200. In some embodiments, the housing 102 may include an air gap extending from the housing 102. The air outlet 108 may include an air outlet for delivering filtered air to a user. To do this, a headgear (e.g., headgear 4 shown in FIG. 8) is connected to the headgear via one or more hoses. 00 or any other user-worn respiratory mask). In some embodiments, the air blowing device 100 may be configured to blow air from the external environment through one or more filter cartridges. The inlet of the blowing device is inserted through the cartridge (e.g., via an inlet on the side end of the cartridge). 8. The headgear (e.g., headgear 40 shown in FIG. 8) is inserted into the mouth 122 and then passed through the outlet 108. 0), the main body may further include one or more fans. In one embodiment, the housing 102 has at least one lower opening 110 in its bottom 106. In some embodiments, at least one lower opening 110 may include a filling It may also be an electrical port (e.g., a type-c charger port).

[0034] According to some embodiments, as shown in more detail at least in FIG. The filter 102 includes a plurality of support structures 112A and 112B that engage one or more filter cartridges. In some embodiments, the support structures 112A, 112B may include filler. a plurality of protrusions 114A, 114B, 114C configured to engage the filter cartridge; 114C, 114D, 114E, and 114F (for example, as shown in FIGS. 5-6, via a sliding track on the cartridge. Three protrusions per support structure 112A, 112B 114A, 114B and 114C or 114D, 114E and 114F are shown. In some embodiments, there are more or less than three protrusions 114A, 114B, 114 It will be understood that C, 114D, 114E, 114F may also be present. In some embodiments, the filter cartridge may include one or more protrusions, while The body of the blower device includes one or more sliding tracks for receiving the protrusions. In some embodiments, the support structures 112A, 112B each have a plurality of sides 116A, 116B, each facing each other, of the filter cartridge(s). In some embodiments, the portions define a groove therebetween along which the portions are configured to slide. As will be discussed in more detail, the sides 116A, 116B and the protrusions 114A-114F may be configured to be slidably mountable to one or more cartridges 200. good.

[0035] In some embodiments, as shown in at least more detail in FIG. The pad structures 118A, 118B are engaged with the housing 102 and are secured to the housing 102. Two stopper structures 118A, 118B are shown in at least Figs. As shown in FIG. 3, more stop structures 118A, 118B or fewer stop structures may be used. It will be appreciated that the upper structures 118A, 118B may be used in various embodiments. In some embodiments, the stopper structures 118A, 118B are located on the housing 10 one or more buttons 120A or 120B extending at least partially from each side edge of the 120B. In some embodiments, more buttons 120A , 120B may be used, and in other embodiments, fewer buttons 120A, 120 It will be appreciated that B may also be used. By pressing one or more buttons 120A, 120B on the structures 118A, 118B, the device can be attached and The blowing device 100 is engaged with one or more elements of the cartridge 200 for purposes of insertion and removal. For example, the stopper structures 118A and 118B may be spring-loaded. Preferably, the filter cartridge is fixed in place after the filter cartridge has been slid into the mounting position. extending outwardly from the filter cartridge engaging surface of the air blowing device for laterally securing the filter cartridge to the air blowing device. The distal end may be located at a location where the distal end is in contact with the distal end of the stent.

[0036] In some embodiments, as also shown in FIG. 4, the housing 102 includes an air inlet 122 In some embodiments, the air inlet 122 may include a The device may be configured to draw air into the device and thereby supply air to the user. In some embodiments, as described in more detail, one or more filter cartridges 200 may be used to filter the air passing through the air inlet 122. In this embodiment, the air inlet 122 is located at a lateral midpoint along the housing 102. That is, the upper part 104 of the housing 102 may be located at the center of the left and right sides with respect to the perspective view of FIG. In some embodiments, the air inlet 122 is located adjacent to the blower device. The filter cartridge is positioned at an angle to the mating surface (e.g., some In an embodiment, a plurality of angled (neither parallel nor perpendicular to the filter cartridge engagement surface) In some embodiments, the angled surfaces 124A, 124B may be angled. The air inlet 122 may have two halves 126A, 126B, each of which has a biaxial beam (e.g., the illustrated beam 128 that crosses the midpoint of the entrance) Each of the inclined surfaces 124A, 124B may correspond to a corresponding one of the inclined surfaces 124A, 124B. Alternatively, the air inlet 122 may be a single undivided air inlet 122. In some embodiments, the inclined surfaces 124A, 124B of the air inlet 122 are as shown in FIG. 5 or 6. As will be described in more detail below, one or more of the exemplary cartridges 200, 300 In some embodiments, the housing 102 may be configured to engage one or more of the following elements: It includes a sealing beam 128 spanning the air inlet 122 .

[0037] Although the above reference has been made to the blowing device 100 being an electrically powered device, some embodiments may In this embodiment, the blowing device 100 may be a non-powered device with or without internal blowing hardware. It will be appreciated that in some embodiments, the device may be a blower device. The device 100 may be part of any active or passive respirator, including only a face-mounted respirator. .

[0038] Air filter cartridge example In some embodiments, the housing 102 of the blowing device 100 may include one or more of the illustrated In some embodiments, at least one filter cartridge 200 may be connected to the filter. As further described in FIG. 7 and related portions of this disclosure, two filter cartridges 2 00 is mounted within the housing. In some embodiments, a single filter cartridge Only the housing 102 may be mounted. It is further understood that 102 may include more than two filter cartridges 200. The cartridge 200 of the exemplary blowing device 100 may be any of the following: This will be explained in more detail with reference to FIGS.

[0039] FIG. 5 illustrates an exemplary cartridge that can be used in accordance with various embodiments of the present disclosure. 200. In some embodiments, the cartridge 2 00 is configured to filter the air supplied to the user by the air blowing device 100. In some embodiments, two or more cartridges may be used. The card 200 may perform this filtering function. The cartridge 200 may include a blowing device engagement surface 206. In some embodiments, , the blowing device engagement surface 206 may be adjacent to the top 104 of the blowing device 100. In some embodiments, the cartridge 200 may include a mounting groove 208. In the illustrated embodiment, the grooves 208 extend vertically at the side edges of the blower device engagement surface 206. In some embodiments, the blades are formed by multiple cuts in the set of blades. The groove 208 is formed by one or more of the stopper structures 118A, 118B of the blower device 100. In at least this way, In some embodiments, the mounting groove 208 may include one or more stop structures 118A, 118B. and the mounting groove 208. The stopper structures 118A, 118B may be disengaged from the filter cartridge. The cartridge may be spring-loaded toward the nozzle, perpendicular to the cartridge sliding direction (e.g., the nozzle In some embodiments, the cart may be moved in a translating manner (parallel to each side edge of the cart). The ridge 200 is connected to or integral with the blower device engaging surface 206 of the cartridge 200. For example, the air blowing device and the Both main parts of the cartridge may be plastic, while the elastomeric material , may be placed in predetermined areas such as around the inlet / outlet connections and at specific locations in FIG. 5. In some embodiments, the elastomeric materials 210A, 210B are and the blower device engagement surface 206. In some embodiments, this allows cartridge 20 The slidable connection between the nozzle and the blowing device may be improved (e.g., to facilitate smooth sliding). In some embodiments, this allows one or more cartridges to be installed. Inadvertent and unwanted vibrations from the blower device after installation can be reduced. In an embodiment, the upper portion 104 of the blowing device 100 and the blowing device of the cartridge 200 The mating surfaces 206 may be at least partially complementary in shape. Now, the upper portion 104 of the blowing device 100 and the blowing device engaging surface 2 of the cartridge 200 are The 06 may have at least partially complementary nonlinear shapes. For example, in some implementations According to an embodiment, the top portion 104 includes a blower device engaging surface 206, which may also be a curved surface. In some such embodiments, the surface may be a curved surface configured to be positioned adjacent to the In an embodiment, the track 220 along which the protrusion slides may be curved as well. Whether it is a straight or straight filter cartridge, insert it and engage with the air delivery device. The movement that causes the sliding can be considered to be the sliding direction.

[0040] In some embodiments, and with further reference to FIG. 5, cartridge 200 may include a cartridge 200 includes a sealing surface 212 connected to or integral with the blower device engagement surface 206 of the In some embodiments, the sealing surface 212 of the cartridge 200 may It provides a seal between the cartridge 200 and at least a portion of the air inlet 122. In this embodiment, a secure seal between the sealing surface 212 and at least a portion of the air inlet 122 is provided. To further ensure this, an elastomeric material substantially in the shape of sealing surface 212 is applied to sealing surface 21. 2 (e.g., via an adhesive). Edge 200 may include an exit opening 214. In some embodiments, the exit opening 214 is aligned with at least a portion of the air inlet 122 of the blowing device 100; The air blower may be configured to be surrounded by a sealing surface 212. The air inlet 122 of the device 100 and the outlet opening 214 of the cartridge 200 are aligned. When the cartridge 200 is inserted into the cartridge holder 200, it can be said to be in the first mounting position. In some embodiments, when the cartridge 200 is in the first installed position, the stopper structure 1 18A, 118B slide into engagement with grooves 208 on the respective cartridges. 12 and outlet opening 214 so that a second cartridge can be engaged in another portion of the same inlet. 7. The inlet 122 is secured to the inlet 122 so as to engage a portion of the inlet 122 without obstructing the inlet 122 (e.g., as shown in FIG. 7). ), may be positioned at or adjacent to one end of the blowing device engagement surface (e.g., 5). The sealing surface 212 and the outlet opening 214 are attached to the blower device sealing surface. In some embodiments, the air blowing device 100 may be mounted at an oblique angle to the air blowing device 100. There may be a second cartridge 200 attached to the second cartridge 200. In various embodiments, the second cartridge The outlet opening 214 of the edge 200 is connected to at least one of the air inlets 122 of the blowing device 200. In a further embodiment, the second cartridge may then be aligned over the 7, each of the 200 can be said to be in a second mounting position. The cartridges can slide in different directions to engage the blowing device. It is understood that the cartridge 200 may be mounted at additional mounting locations on the blowing device 100. It will be appreciated that in some embodiments, the sealing beam 128 is in the first mounting position. and a second filter cartridge 200 in the second mounting position. In some embodiments, the sealing belt may be configured to engage with the cartridge 200. The frame 128 defines each of the angles of the respective portions of the inlet 122 on either side of the midpoint. can be done.

[0041] In some embodiments, at least as shown in FIG. The mouth opening 214 is located at one end of the blower device engagement surface 206 of the cartridge 200. In other embodiments, the outlet opening 214 may be located near one end of the blower device engagement surface 206. In some embodiments, the sealing surface 212 may be in contact with the first mounting position. In some embodiments, the first entrance angle may be positioned at a complementary angle to the first entrance angle. The cartridge 200 may include one or more sliding tracks 220A, 220B. In some embodiments, one or more sliding tracks 220A, 220B may be located on one or more sides 11 116A, 116B. In some embodiments, one or more sliding tracks 220A, 220B may be disposed on the blowing device 100, and in some embodiments, one It is understood that the above-mentioned protrusions 114A to 114F may be disposed on the cartridge 200. As previously described with respect to the blowing device engaging surface 206 of the cartridge 200, As such, the surface 206 may be curved and may be complementary to the top 104 of the blower device. In some embodiments, the sliding tracks 220A, 220B are positioned on the blowing device engagement surface. 206 and / or the upper portion 104 may be similarly curved. The curved surface and the component are connected to one or more sliding tracks 220A, 220B and a blower device. To facilitate slidable attachment between the protrusions 114A-114F of the vise 100. As further shown in FIGS. 5 and 6, the sliding tracks 220A and 220B are The lock further includes a gap 230 along the bottom edge thereof to allow the protrusion to be inserted vertically therein. This allows the cartridge to be engaged without sliding across the entire width of the housing. This may facilitate assembly by allowing

[0042] FIG. 6 illustrates an exemplary cartridge that can be used in accordance with various embodiments of the present disclosure. 200. In some embodiments, multiple cartridges (e.g., two) 200 may be used as a filter device for the blowing device 100, and each The cartridge may be structured as shown in Figures 5-7. In some embodiments, Alternatively, the two cartridges may have mirror image configurations with their respective engagement features reversed. In some embodiments, two separate cartridges may be used. In some embodiments, the two identical cartridges may be reversible, with a first loading position and a second loading position. For example, FIG. 7 shows a ventilator system 300. Two exemplary cartridges are used with the exemplary blower device 100 to form In the illustrated embodiment, the two cartridges are the rightmost The top surface of the cartridge includes tab 216 and the cover plate of the right-most cartridge. The cartridges are identical except for the recess in the top surface of the leftmost cartridge that it is configured to receive.

[0043] FIG. 7 illustrates an exemplary fan for an exemplary fan device 100 according to various embodiments of the present disclosure. 1 is an exemplary view of a respiratory system 300 showing the installation of filter cartridges 200A, 200B. FIG. 1 is a top view of the blowing device 100 and cartridge 200. In some embodiments, The assembly shown in FIG. 7 is fed into the mask via a hose connected to outlet 108. In some embodiments, the device may be worn by the user to filter the air entering the device. As shown in FIG. 7, cartridge 200B may have tab 216. In this embodiment, cartridge 200A is configured such that tab 216 of another mirror image cartridge 200 operates. The connector 210 may have a slot 218 into which the connector 210 can be inserted.

[0044] According to some embodiments, FIG. 7 shows cartridge 200A and cartridge 200B in a first loading position. 200B in a first and second loading position. The ridges 200A and 200B are inserted into the blowing device 100 simultaneously. In other words, one cartridge 200A or 200B is connected to the other cartridge 200A or 20 0B, or at any relative time. In some embodiments, the cartridges 200A, 200B are In some embodiments, the cartridge may be slidably inserted in opposite directions. 200A and 200B may be inserted in series with each other, i.e., one cartridge (e.g., 200A) is first attached to a first end of the blowing device 100 (e.g., The second cartridge may be inserted one way (on the side where the second cartridge 118B is located) and then inserted into the second cartridge. The ridge 200B is inserted in the same direction, and the stopper device 118A is disposed in the air blowing device. In some embodiments, the sealing beam 11 may be operably connected to the side of the chair 100. 28 indicates that the cartridges 200A and 200B are in their respective first and second mounting positions. When the filter cartridge is in use, it engages with both the first and second filter cartridges 200A, 200B to A seal is formed between the cartridge outlet opening and each portion of the inlet 122 on either side of the beam 128. In some embodiments, the first and second devices may be configured to form a locking connection. The landing positions may be opposite positions on the blowing device 100. In the embodiment, the first and second mounting positions are the first and second mounting positions of the cartridges 200A and 200B, respectively. Even when the outlets of the air inlets 126, 126B are aligned with the respective halves of the air inlets 126, 126B. In some embodiments, cartridges 200A, 200B are made into a single half. In some embodiments, the air inlet 122 may be positioned above the open air inlet 122. When cartridges 200A and 200B are in their first and second mounting positions, the cartridge The edges 200A and 200B are fixedly attached to the air blowing device 100, and the user The device 100 is ready for operation. In each wearing position, two The cartridges 200A, 200B may abut against each other.

[0045] FIG. 8 illustrates an exemplary respiratory system 300 according to various embodiments of the present disclosure. FIG. 1 is a front view of a typical headgear 400. In some embodiments, the headgear 400 includes: A face shield 406 may be included. In some embodiments, the face shield The headgear 406 may be translucent. In some embodiments, the first headgear 400 , may include a cape 408. In some embodiments, the cape 408 may be a A sealed connection can be formed with the outer surface 402. In some embodiments, the exemplary head A user of the breathing gear 400 utilizes the exemplary breathing system 300 to breathe air through the blowing device 10. Used with one or more cartridges connected to the headgear via one or more hoses The ridges 200A, 200B allow for receiving filtered air.

[0046] Example of how to install an air filter cartridge FIG. 9 illustrates a filter cartridge that can be used in accordance with various embodiments of the present disclosure. 5 is a flow diagram of an exemplary method 500 for attaching (eg, 200).

[0047] According to some embodiments, the method 500 includes: and aligning the mouth with at least a first portion of at least one air inlet of the blowing device. In some embodiments, the method 500 may include performing 502 a second filter. a second outlet opening of the filter cartridge connected to at least one air inlet of the blower device; In some embodiments, the first portion may include aligning the first portion with at least the second portion 504. Then, the first outlet opening of the first filter device is connected to at least one air outlet of the blower device. The air inlet is aligned with at least a first portion of the air inlet. ... and operatively engaging the first stop structure with the first filter cartridge. In some embodiments, the second outlet opening of the second filter device is connected to the air blowing device. The at least one air inlet of the chair may be aligned with at least a second portion of the at least one air inlet of the chair. A second stopper structure disposed on a second side of the housing is movable with the second filter cartridge. In some embodiments, the first filter device includes operably engaging the first filter device. and positioning the outlet opening of the first air passage with at least a first portion of at least one air inlet of the blowing device. The alignment includes aligning the first mounting groove of the first filter cartridge with the first stopper structure. sliding the first filter cartridge along a first direction to engage the first filter cartridge. In other embodiments, the second outlet opening of the second filter cartridge is connected to a blowing device. The alignment of the at least one air inlet with at least a second portion of the second fan A second filter cartridge is provided for engaging the second mounting groove with the second stopper structure. The method includes sliding the cartridge along a second direction opposite to the first direction.

[0048] The methods (e.g., 500) described in this disclosure are shown in FIGS. 1, 2, 3, 4, 5, 6, 7 , and with reference to the systems, devices, and components described with respect to FIG. However, these methods (e.g., 500) may be implemented in a variety of suitable systems, devices, and configurations. It will be appreciated that the present invention may be implemented in terms of components.

[0049] Many modifications and other aspects of the disclosure described herein are within the scope of the invention as defined in the foregoing description and the associated drawings. Such modifications will come to mind to one skilled in the art to which this disclosure pertains having the benefit of the teachings presented therein. Therefore, it is to be understood that the present disclosure is not limited to the particular embodiments disclosed, and that modifications and variations are possible. It is understood that these and other embodiments are intended to be within the scope of the appended claims. Although specific terms are employed herein, they are intended only in a generic and descriptive sense. are used for illustrative purposes only and not for limitation purposes.

Claims

1. A blowing device, the blowing device having a housing defining at least one air inlet. a blowing device having a casing; a first filter cartridge defining a first outlet opening, said first filter a cartridge for connecting the first outlet opening to the at least one air outlet of the blowing device; the blowing device for alignment with at least a first portion of the air inlet in a first mounting position; a first filter cartridge configured to slidingly engage the a second filter cartridge defining a second outlet opening, said second filter a cartridge for connecting the second outlet opening to the at least one air outlet of the blowing device; the blowing device for alignment with at least a second portion of the air inlet in a second mounting position. and a second filter cartridge configured to slidingly engage with the first filter cartridge. Stem.

2. A filter cartridge comprising: an outlet opening, the outlet opening being associated with a blowing device of the filter cartridge; an exit opening disposed at or proximate to a first end of the mating surface; At least one protrusion or at least one projection configured to slideably engage with the blowing device. a sliding track; The outlet opening of the filter cartridge is connected to the blowing device along a sliding direction. configured to move in a sliding direction for sliding engagement; the outlet opening is disposed at a first sealing surface angle oblique to the sliding direction. The filter cartridge defines a configured sealing surface.

3. 1. A method for installing a filter cartridge in a ventilation device, the ventilation device comprising: a housing defining at least one air inlet, the filter cartridge comprising: a first filter cartridge defining a first outlet opening, a cartridge that connects the first outlet opening to the minor portion of the air blowing device in a first mounting position; the air blowing device to align with at least a first portion of at least one air inlet. the filter cartridge is configured to slidingly engage the filter cartridge, the filter cartridge defining a second outlet opening. a second filter cartridge for defining the second filter cartridge; The second outlet opening of the blower device is in the second mounting position. a second portion of the inlet adapted to slidingly engage the blower device for alignment with the second portion of the inlet; The method is configured as follows: The first outlet opening of the first filter cartridge is connected to the small opening of the blower device. aligning at least the first portion of at least one air inlet; The second outlet opening of the second filter cartridge is connected to the second outlet opening of the blowing device. and aligning at least the second portion of the at least one air inlet. method.

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