294 results about "Foreign substance" patented technology

Provided is a bathing assistance device for an infant, wherein the infant's resistance due to the strong impact noise generated when using a conventional bathing aid can be eliminated, armrests can operate smoothly, the skin of the infant can be prevented from being caught or compressed in a gap between the upper body and the armrests, by making a play means removable, the infant can replace the play means with his / her preferred safe play means or purchase only the bathing assistance device separately, foreign substances such as washing water and feces which flow into the inside of a tread can be quickly discharged, the bathing assistance device can be easily stored and dried in a bathroom, a falling accident in which the infant slips and falls on an upper portion of a lower body part can be prevented.

A vacuum cleaner includes a main body, a suction motor in the main body, an extension pipe, a suction head, connected to the suction motor through an extension pipe and including a suction port through which the foreign substances are sucked, a brush inside the suction head, a brush motor configured to rotate the brush, a pressure sensor configured to detect a pressure of air flowing through the suction port, a memory configured to store reference data used to identify the type of surface to be cleaned and a learning model to update the reference data, and a controller configured to determine a suction pressure based on the detected pressure and an atmospheric pressure, and identify the type of surface using the determined suction pressure, a load of the brush motor, and the stored reference data, and to update the stored reference data based on a predetermined update condition.

An active energy irradiation device includes a housing, an irradiation unit, a heat conduction member, a first opening that is provided at the housing, and an air introduction unit that deflects air flowing into the housing along a first direction via the first opening to a second direction intersecting the first direction to introduce the air to the heat conduction member. The air introduction unit includes a partition that is provided to face the first opening in the housing, and a filter that is provided between the first opening and the partition, and collects foreign substances contained in the air. The filter includes a first filter portion that is provided on the heat conduction member side to come into contact with the partition without being exposed from the first opening as viewed from the first direction.

Electronic devices include a first housing, a second housing, a display arranged between the first housing and the second housing, and a hinge structure of which at least a portion is arranged between the first housing and the second housing to support a hinge operation. A hinge housing is provided in which at least a portion of the hinge structure is receivable. At least one cavity structure defines at least one cavity in at least a partial region of at least one of the hinge housing, the first housing, and the second housing to prevent flowing or diffusion of incoming foreign matter.

According to the device and the method for determining the content of the foreign substances in the polyester material, provided by the invention, alcoholysis reaction and filtering separation functions are integrated in the same device, so that the integration of a test process is realized. The device adopts a structure capable of being inversely arranged, and can be used as a reaction container when being inversely arranged, so that full alcoholysis of a polyester matrix is realized under high-temperature and high-pressure conditions; and the filtering efficiency can be improved through the internal and external pressure difference. The loss and pollution of foreign substances caused by sample transfer in a traditional method are avoided, and the test accuracy is improved from the source. In the aspect of the method, a hot ethanol circulating washing mechanism is introduced, so that residual depolymerization products are effectively dissolved and removed at a proper temperature, and pure retention of foreign substances is ensured. The whole determination process is completed in the same device, the operation steps are simplified, the analysis time is shortened, and the device has the comprehensive advantages of high test precision, wide applicability and the like.

The present application belongs to the field of clothes processing equipment, and specifically discloses a clothes processing equipment metal foreign matter detection method, device and storage medium. The method comprises the following steps: in the process of putting clothes into the clothes processing equipment, firstly, collecting the real-time geomagnetic field intensity data set of the clothes processing equipment through the geomagnetic sensor; then, obtaining the denoised geomagnetic field intensity data set by denoising the real-time geomagnetic field intensity data set; secondly, establishing a denoised position fingerprint map according to the denoised geomagnetic field intensity data set; finally, inputting the denoised position fingerprint map into a preset field intensity time sequence classification model to obtain the detection result of whether there is metal foreign matter in the clothes. The method provided by the present application can reduce energy consumption, is not limited by the time range, can improve the accuracy of metal foreign matter classification detection, effectively improve the accuracy of metal foreign matter detection, reduce the complexity of detection, and improve the user experience.

This composition for forming a coating film for foreign substance removal can form a coating film that can be removed using a remover liquid. The composition contains a film structural component and a solvent, and the film structural component contains a coordination compound.

To provide a foreign substance appearance monitoring processing apparatus that is not largely influenced by the size and amount of an appeared foreign substance and the position of the appearance.SOLUTION: A foreign substance appearance monitoring processing apparatus is provided with: a camera 26 that picks up an image of a required foreign substance appearance area in which appearance of a required foreign substance is predicted to obtain image data; image holding means 31 that obtains the image data in time series with the camera 26 and holds the image data; and processing means 40 that, on the basis of the image data held by the image holding means 31, performs processing including image processing related to the appearance of the required foreign substance to detect the presence or absence of the appearance of the required foreign substance.SELECTED DRAWING: Figure 3

To provide a foreign substance inspection device that performs foreign substance inspection according to a user's demand for throughput and sensitivity.SOLUTION: A foreign substance inspection device has: a first light shaping unit that shapes first light; a second light shaping unit that shapes second light having a major axis along a movement direction longer than the first light in an irradiation shape in an object to be measured; and a light switching mechanism that, when the foreign substance inspection on the object to be measured is completed and foreign substance inspection on the subsequent object to be measured is started, can switch light to be emitted to the object to be measured to the first light or the second light.SELECTED DRAWING: Figure 2

The invention discloses a head module for an air compressor and an air compressor including the same, which can completely prevent foreign matters from flowing into a stroke space for accommodating a crankshaft and a piston assembly from the outside, and can minimize noise flowing out of the stroke space to the outside. The head module for an air compressor includes: a crankshaft that receives power from the outside and rotates; a piston assembly including a connecting rod coupled to the crankshaft and a piston reciprocating by means of the connecting rod; the crankshaft is accommodated in the crank body; the air cylinder assembly is combined with the crank body, and a piston is arranged in the air cylinder assembly; a valve unit housed in the cylinder assembly and configured to be opened and closed in accordance with the reciprocating motion of the piston; a filter coupled to the cylinder assembly and filtering air flowing into the cylinder assembly; and a cooling fan coupled to the crankshaft and disposed at an end portion of the crank body, the cooling fan causing unfiltered air to flow into the crank body while rotating by means of the crankshaft.

To provide a method for detecting foreign material in a wireless power transmitter allowing more effective and accurate detection of the foreign material, and an apparatus and a system therefor.SOLUTION: The method comprises the steps of: measuring a quality factor value, which corresponds to a reference operation frequency, when an object is sensed; searching for a current peak frequency having a maximum quality factor value within an operation frequency band; receiving, from a wireless power receiver, a foreign material detection state packet including information on a reference peak frequency; correcting the measured quality factor value by using a difference value between the current peak frequency and the reference peak frequency; and determining whether the foreign material exists by comparing the corrected quality factor value with a predetermined quality factor threshold value.SELECTED DRAWING: Figure 13a

A surgical device for cleaning an affected area, according to the present invention, which is used in a surgical apparatus that sucks in foreign substances from a surgical site and discharges an affected area-cleaning solution to the surgical site, may comprise: a front cap coupled to the surgical apparatus; a rotary member which is rotatably coupled to the front end of the front cap; a movable member which is movably coupled to the circumferential surface of the rotary member; an outer pipe which is formed as a hollow pipe having a predetermined length and fixedly coupled to the movable member; an inner pipe which is inserted into the outer pipe, has one end passing through the movable member and the front cap while having an outer circumferential surface fixedly coupled to the rotary member, and has formed therein a first flow path through which at least one of the foreign substances and the affected area-cleaning solution flows, the first flow path communicating with the surgical apparatus; a bendable tube which has one end coupled to the other end of the inner pipe, which has formed therein a second flow path through which at least one of the foreign substances and the affected area-cleaning solution flows, the second flow path communicating with the first flow path, and which is made of a flexible material so as to be bendable; and an inlet / outlet member which has one end coupled to the other end of the bendable tube, communicates with the second flow path to allow at least one of the foreign substances and the affected area-cleaning solution to flow inside, and has formed therein a plurality of holes through which the foreign substances are sucked in or the affected area-cleaning solution is discharged.

The invention belongs to the technical field of nondestructive testing, and particularly relates to a carbon fiber composite porosity detection reference block and a preparation method thereof. Comprising the steps that carbon fiber prepreg is blanked according to the laying layer angle and the layer number of a detected part, and the allowance not smaller than 20 mm is reserved; carbon fiber prepreg is laid, pre-compaction is not needed during laying, hot compaction is conducted once every 2-8 layers, and after laying is completed, a test panel is obtained; auxiliary materials including a non-porous isolating membrane and a breathable felt are sequentially laid on the surface of the test plate, and then packaging is conducted; and finally, curing and demolding to obtain the reference block. The reference block with no macroscopic defect and uniform pore distribution is prepared by multiple paving, hot compacting and controlled curing processes, and the process is simple and controllable without introducing foreign substances.

A camera module may include a reflective member including an incident surface and an exit surface through which light introduced into the incident surface passes, a bracket where the reflective member is disposed, a camera housing including a support where at least a portion of the bracket is disposed, and a side wall perpendicular to the support portion, a first carrier disposed in the camera housing and at least partially facing the bracket, a lens assembly including at least one lens facing the incident surface of the reflective member, the lens assembly being disposed in the first carrier such that the lens is spaced apart from the reflective member in an optical axis direction of the lens, a cover including an opening configured to accommodate a portion of the lens assembly, the cover being coupled to the camera housing, an image sensor disposed on the camera housing, and configured to receive light that has passed through the exit surface of the reflective member, a foreign substance trap, at least a portion of which is disposed between the image sensor and the lens assembly when the cover member is viewed from above, and an adhesive disposed in the foreign substance trapping portion.

Provided here are: a measuring probe that is to be connected to a terminal pad of a measurement object; a measuring probe that is to be connected to a terminal pad of the measurement object, said terminal pad being electrically conductive with the terminal pad of the measurement object; and a signal source that is connected to both the measuring probe and the measuring probe and that can write or read a signal in or from the measurement object through each of the measuring probe and the measuring probe. Accordingly, it is possible to apply a signal from the signal source to the measurement object even if foreign substances are deposited on one of the measuring probes, without widely setting the measurement area for the measurement object. This reduces the problem of defective contact.

The present disclosure relates to a dish washer (1) in which a handle (31) is constructed to automatically protrude and move frontwards from a door (30) only when necessary such as opening and closing of the door (30), to prevent external foreign substances such as dust or the like from being introduced into the door, thereby preventing an inner space of the door from being contaminated and greatly improving user convenience. For this, the dish washer (1) comprises a handle driver (35) disposed inside the door (30) and configured to horizontally move the handle (31) from the retracted position toward the extended position or from the extended position toward the retracted position, wherein the handle driver (35) includes a driving motor (351) configured to generate a rotational driving force to be provided to the handle (31).

An apparatus for introducing outside air is introduced. The apparatus may comprise a duct-shaped body, at least one filter member configured to filter foreign substances or moisture from the outside air, wherein the at least one filter is disposed in the duct-shaped body, and a discharger configured to discharge the filtered foreign substances or moisture, wherein the discharger is disposed in a lower portion of the duct-shaped body, and wherein the lower portion is closer to the ground.

The present application discloses a kind of clothes processing equipment and metal foreign matter detection method, the clothes processing equipment includes the metal detection module and infrared induction module being arranged at clothes delivery port;The metal foreign matter detection method includes: if it is judged that the interval time of the trigger signal generated by infrared induction module and the signal sensed by metal detection module exceeds the set interval time, it can be inferred that the user performs the clothes taking action, and the alarm device is not controlled to work.The above-mentioned metal foreign matter detection method provided by the present application can accurately distinguish and judge whether the user is throwing clothes or taking clothes.When it is judged that the interval time of the trigger signal generated by infrared induction module and the signal sensed by metal detection module exceeds the set interval time, it is inferred that the user is performing the clothes taking action, and the alarm device is not controlled to work, to avoid false alarm when taking clothes to bring the user's distress, improve the user's experience.

Provided is a photosensitive element capable of forming a resist pattern having a thin photosensitive resin composition layer and high resolution, and capable of improving the manufacturing yield of a conductor pattern by suppressing resist pattern defects caused by a support film. In one embodiment, provided is a photosensitive element comprising a support film and a photosensitive resin composition layer, wherein: (1) the thickness of the photosensitive resin composition layer is 30 μm or less; (2) a hole pattern having a diameter of 10 μm or less can be resolved; and (3) the number of foreign substances having a long diameter of 5-30 μm, which are present inside the support film is 0.0004 / mm2 or less; and (4) the ratio of the number of foreign substances having no voids observable by an optical microscope having an objective lens with a numerical aperture of 0.6 to the number of the foreign substances having a major axis of 5-30 μm is 50% or less.

The present invention relates to a water pump comprising: a can in which a rotor is rotatably accommodated and which includes a shaft support unit on which a rotor shaft is supported; a motor housing in which the can and a stator are accommodated; a pin which is disposed on one side of the shaft support unit in an axial direction thereof and moves in the axial direction to be key-coupled with the rotor shaft; and a control unit housing detachably coupled to one side of the motor housing in the axial direction and having a pin accommodating groove in which the pin is accommodated and can move back and forth. The rotor shaft can be rotated by pressing the pin using a tool, thereby removing foreign substances adhered to the pump.

A dishwasher according to an embodiment of the present invention relates to providing a control method for determining whether a filter is clogged. The dishwasher according to an embodiment of the present invention may comprise: a tub; a sump assembly disposed below the tub and storing washing water; a circulation pump that pumps and circulates the washing water stored in the sump assembly; at least one spraying device for spraying the washing water, pumped by the circulation pump, into the tub; a filter disposed below the tub and filtering foreign substances that flow inside the tub; a current sensor for detecting a driving current input to the circulation pump; a vibration sensor for detecting vibrations in the tub caused by the operation of the circulation pump; and a control unit configured to sense whether the filter is clogged on the basis of information acquired from the current sensor and the vibration sensor.

The present invention provides a clothing treatment apparatus. In an embodiment, a clothing treatment apparatus performs a course including a washing cycle that separates foreign substances from clothing, a rinsing cycle that removes the foreign substances, and a dewatering cycle that removes moisture from the clothing. At least one of the washing cycle and the rinsing cycle performs a tumble motion in which a drum rotates at a tumbling speed. The dewatering cycle performs a filtration motion in which the drum rotates at a filtration speed. In the tumble motion, the drum rotates at the tumbling speed, and is controlled to rotate at the filtration speed at least once when the water level of a tub is less than or equal to a reference water level or when a set time elapses.

A dust collector of a vacuum cleaner including a dust collection case including an outlet; a cyclone module arrangeable in the dust collection case and inducing a swirling airflow of air; and a discharge door movable between an open position to open the outlet and a blocking position to close the outlet. The cyclone module including a fixed unit to be fixed to the dust collection case, a rotation unit having a rotation state of being rotatable with respect to the fixed unit based on the discharge door being in the open position and a locking state of being restricted from rotation with respect to the fixed unit based on the discharge door being in the blocking position, and a foreign substance blocking structure configured to block the foreign substance from being introduced into a gap along a vertical direction between the fixed unit and the rotation unit.

A clothes treating apparatus includes a housing, a tub inside the housing, a drainage device configured to discharge water from the tub to an outside of the housing; a filter device configured to be disposed outside the housing and connected to the drainage device to receive water discharged by the drainage device and filter out foreign substances from the received water, the filter device including a coupler on a bottom of the filter device; and an installation device configured to mount the filter device to a surface, the installation device including a supporter, and the supporter including a supporter mounting portion, wherein the installation device is configured so that the supporter is seatable to the surface, and the supporter mounting portion is couplable to the coupler so that, while the supporter is seated to the surface and the supporter mounting portion is coupled to the coupler, the filter device is mounted to the surface.

The present invention relates to a drain for filtering foreign substances and inducing water drainage on the side of a road, and A drain pipe (10) formed horizontally inside; A drain hole (20) formed by penetrating vertically from the top to the drain pipe (10); A male coupling part (30) formed protruding from one side; A female joint (40) formed by being recessed on the other side; Composed of including, The male coupling part (30) and the female coupling part (40) of another unit can be combined with the female coupling part (40) and male coupling part (30) of another unit, respectively, to enable dry construction. The above drain hole (20) is characterized by having a grating (200) installed on its upper side. An improved drainage PC unit (100) is provided, characterized in that another branch pipe (300) is connected to the drain pipe (10) in the longitudinal direction.

A cooking apparatus includes a case, a cooking chamber formed inside the case, a camera configured to obtain an image inside of the cooking chamber, a transparent member, a camera cooling fan configured to blow air toward the camera, a motor configured to rotate the camera cooling fan, and a controller to be electrically connected to the camera and the motor. The controller is configured to operate the camera to obtain a first image inside of the cooking chamber, configured to identify foreign substance-related information of a lens of the camera or the transparent member based on the first image, and configured to control an operation of the motor to perform a cleaning mode, in which the camera cooling fan is rotated at a first rotation speed for a first rotation time, based on the determining that the foreign substance is present.

A multifunctional air purifier is disclosed. A multifunctional air purifier according to one aspect of the present invention may include: a main housing; an air passage formed inside the main housing so that air from the outside can pass through after being introduced; a frost filter forming part that forms a frost filter made of frost inside the air passage so as to remove foreign substances from the air introduced into the air passage; a secondary filter part disposed inside the air passage so as to filter the air that has passed through the frost filter forming part; a main suction fan installed in the main housing so as to provide suction power to introduce external air into the air passage and to discharge the air that has passed through the frost filter forming part to the outside; and a control part that controls the operation of the frost filter forming part and the main suction fan.