1741 results about "Broom" patented technology

A tracking system for monitoring cleaning frequency has a home unit mounted where a broom or other cleaning device is stored, at least one track recording device mounted on any normal cleaning or sweeping device, a series of beacons which comprise infra red or radio frequency emitters located throughout an area to be monitored such that they illuminate the area, and a data collection unit for storing sweep track data and producing risk management reports based on the stored data. The track recording device has a receiver for detecting each beacon and storing the identification of the beacon along with a time stamp as the cleaning device is moved through the area. The stored information is transmitted to the home unit each time the cleaning device is returned to the storage area, and the cleaning history is provided to the data collection unit.

Outdoor and indoor debris receptacles that can be formed from molded plastic. The receptacles include an open upper end with a D-shaped configuration and a closed bottom end with a substantially circular bottom configuration. The receptacles can have a generally cylindrical shape and a flat side wall having a triangular tubular shape for allowing the receptacle to be laid on its side so that rakes and brooms can move debris fully into the D-shaped opening with ease. At least one handle located on the apex of the D-shaped opening allows the container to be easily lifted to a vertical standing position, and curved interior wall surfaces allow debris to easily slide toward the bottom of the container. Embodiments allow for different sizes of container, and extras such as lids, wheels and supports for tools. such as but not limited to rakes, hoes, and shovels to be carried and stored by the receptacles.

An integrally formed locking clip has a unitary body and downwardly extending lateral side arms. The clip is made of resiliently flexible material which allows the side arms to extend over and around the top support member of a push broom head and attach to the broom head. The clip has an upper section consisting of a threaded opening which is configured to accept and threadably engage the threaded end connection of the handle of the push broom. When so engaged, the handle is securely mounted on and along the longitudinal axis of the broom head. The upper section of the clip may be formed of a closed circular threaded ring or a partially opened threaded cradle.

The invention relates to a writing brush and a manufacturing method for the writing brush. The brush head consists of wool and other animal hair; the other animal hair is selected from one of raccoon hair, badger hair, dressed water badger hair, broom corn millet fiber, bristle and wolf tail hair; the brush head is divided into a middle area, a modified area and a hair area; and the middle area is provided with a central brush core formed by one animal hair, the modified area is formed by the other animal hair and has conical structure with annular bottom, the hair area is positioned outside the modified area, the hair area is formed by wool, and the hair of the hair area is not arranged at the top. The invention belongs to the technical field of manufacturing of writing brushes. Compared with the conventional writing brush produced in Huzhou, the writing brush has the advantage of higher elasticity by adopting a technology of combining multiple kinds of hair.

The invention relates to a cleaning device, in particular to a cleaning device with multiple functions of shoveling, pushing, sweeping and brushing. The cleaning device with the multiple functions of shoveling, pushing, sweeping and brushing comprises a fixed plate, a T-shaped block, two rear support frames, and two front support frames; one end of the fixed plate is provided with a magnetic object; the T-shaped block is connected with one end, which is provided with the magnetic object, of the fixed plate through a telescopic mechanism; two support frames are arranged on two sides of the fixed plate and are movably connected with the fixed plate; and one sides of the front support frames are movably connected with the rear support frames and other sides of the front support frames are movably connected with the T-shaped block. The cleaning device with the multiple functions of shoveling, pushing, sweeping and brushing can treat various garbage which is difficult to treat; compared with the conventional cleaning devices such as a big broom and the like, the cleaning device with the multiple functions of shoveling, pushing, sweeping and brushing has the advantages that the efficiency is improved by multiple times, and shoveling, pushing, sweeping and brushing are effectively combined together, so that the cleaning device with the multiple functions of shoveling, pushing, sweeping and brushing can be widely applied to various living fields.

The forearm handle for the disabled is a device that allows a user to do many tasks with one arm that normally require two arms, such as raking, sweeping, or shoveling, while at the same time greatly reducing the stress placed on the wrist. The forearm handle is a frame that fits over either the right or left forearm of a user. The frame has two brackets extending along the sides of a user's forearm. At the elbow end of the frame the brackets are connected by a first pivoting U-shaped member. At the hand end of the frame the brackets are connected by a D-shaped handle having a grip and a socket. A second pivoting U-shaped member, an elastic strap, and a hook and loop fastener strap are further placed between the brackets to provide additional support. The socket on the D-shaped handle is adapted for the attachment of brooms, sporting accessories, a crutch, or the like.

The invention discloses a magic expansible broom, which comprises a support seat. An operating rod is mounted on the support seat. A step and a groove are arranged at the front end of the support seat, a support rod is disposed in the groove, two front support boards are movably mounted on the support rod, hinge ends of the support boards are respectively inset into the step, the other end of one front support board and the other end of the other front board are hinged to rear support boards respectively, and the other end of one rear support board and the other end of the other rear support board are respectively hinged to the rear end of the support seat. A locking block is mounted on the support seat at an opening of the groove. Elastic rods are hinged to front two sides of the support seat respectively, and one end of one elastic rod and one end of the other elastic rod are hinged to the inner side of one front support board and the inner side of the other front support board respectively. A three-way limit switch mounting hole is reserved on the support seat behind the groove, and a limit switch is mounted in the three-way limit switch mounting hole and used for fixation and for limiting the distances from the support seat to the front support boards and the rear support boards. The lower end of each of the front support boards and the rear support boards is provided with bristles. The magic expansible broom can be used for cleaning garbage and pushing garbage, so that cleaning efficacy is improved greatly. The magic expansible broom is suitable for large-scale production, production efficiency is high, bamboo and wood resources are economized, and the ecological environment is protected.

The invention discloses a magic expansible broom, which comprises a support seat. An operating rod is mounted on the support seat. A step and a groove are arranged at the front end of the support seat, a support rod is disposed in the groove, two front support boards are movably mounted on the support rod, hinge ends of the support boards are respectively inset into the step, the other end of one front support board and the other end of the other front board are hinged to rear support boards respectively, and the other end of one rear support board and the other end of the other rear support board are respectively hinged to the rear end of the support seat. A locking block is mounted on the support seat at an opening of the groove. Elastic rods are hinged to front two sides of the support seat respectively, and one end of one elastic rod and one end of the other elastic rod are hinged to the inner side of one front support board and the inner side of the other front support board respectively. A three-way limit switch mounting hole is reserved on the support seat behind the groove, and a limit switch is mounted in the three-way limit switch mounting hole and used for fixation and for limiting the distances from the support seat to the front support boards and the rear support boards. The lower end of each of the front support boards and the rear support boards is provided with bristles. The magic expansible broom can be used for cleaning garbage and pushing garbage, so that cleaning efficacy is improved greatly. The magic expansible broom is suitable for large-scale production, production efficiency is high, bamboo and wood resources are economized, and the ecological environment is protected.

A collapsible broom and dustpan provide convenient, compact storage for use in RVs, mobile homes, efficiency apartments and the like with limited closet and storage space. The broom includes a standard telescoping handle which is affixed to a pivot joint on the broom head. The handle can be extended and rotated to a variety of selected angles. Tabs on the locking member within the pivot joint engage the handle girdle which surrounds the locking member. The locking member is spring loaded to maintain the handle at a desired position. The dustpan includes a handgrip which will accommodate the broom handle while the dustpan tray receives the broom head for compact storage. C-shaped clamps within the grip and a catch within the dustpan tray hold the broom within the dustpan until manually released therefrom.

The invention provides a high-resolution optical push-broom satellite steady-state reimaging sensor calibration method and system; the calibration method includes the steps of building a single TDI CCD unsteady-state strict geometric model and a virtual CCD steady-state imaging strict geometric model, acquiring a rational function model according to the virtual CCD steady-state imaging strict geometric model, establishing a one-to-one mapping relationship between single TDI CCD images and virtual CCD reimaged images, and generating an image after the sensor is calibrated according to the original single TDI CCD images. According to the calibration method and system, the virtual CCD imaging principle is combined, the positioning consistency of a multiple TDI CCD unsteady-state geometric model and a virtual single-line-array CCD steady-state geometric model is utilized, image distortion caused by platform tremble is calibrated while seamless splicing of multiple CCD images is realized, standard scenery images and corresponding high-precision RPC parameters are provided for users, and subsequent image application is facilitated.

A street sweeper system is used typically in a motorized vehicle. The sweeper utilizes a cylindrical brush rotating about an axis generally perpendicular to the vehicle's direction of motion. A conveyor belt catches debris thrown forwards and upward by the brush and moves the debris to a hopper. A cutoff flap is mounted contacting a front portion of the brush. The cutoff flap deflects debris that moves upwards along a front portion of the brush back downwards to be recollected at the conveyor.

Disclosed is an on-orbit geometric calibration method and system of a multi-camera optical push-broom satellite. The method includes: subjecting each camera to stepwise internal and external calibration to acquire internal and external calibration parameters of the cameras; using a field control point as an orientation point, re-calculating the external parameters of the cameras on the basis of least-squares adjustment, and determining a multi-load mounting angle relation; for the camera, serving as a main load, re-calculating the external calibration parameter on the basis of least-squares adjustment with global multi-calibration field data as the orientation point, and converting the external calibration parameter into a corresponding final mounting matrix; according to the mounting angle relation, solving final mounting matrixes of other auxiliary loads to obtain the final external calibration parameters of the cameras. According to the imaging feature of the multi-camera optical push-broom satellite, the mounting relation of the multiple loads is fully considered, high-precision geometric calibration of the multi-camera push-broom satellite is achieved, and the relative geometric precision of following multi-view stereo images is improved.

The invention discloses coarse cereal food subjected to treatment of germination and a preparation method of the coarse cereal food. The coarse cereal food subjected to treatment of germination consists of the following coarse cereal materials in parts by weight: 100g of millet, 100g of glutinous broom corn, 100g of sorghum, 100g of black soybean, 50g of grain amaranth, 100g of buckwheat, 100g of oat, 100g of black rice, 150g of coix seed, 20g of mung bean, 10g of pea, 20g of red bean, 5g of cowpea and 5g of small lentil. The coarse cereal materials subjected to treatment of germination are purely natural materials and free of toxic and side effects; and the nutritions contained in the materials are activated and easy to be absorbed by the human body and can be used for promoting gastrointestinal peristalsis, helping digestion, increasing appetite and preventing gastrointestinal diseases.

A rotary brush assembly that is mounted to a traction vehicle such as a skid steer type vehicle in such a way to as to be capable of sweeping horizontal, vertical, and overhead surfaces. The device is capable of sweeping in close proximity to objects protruding from these surfaces. The assembly is attached to the vehicle such that the operator has and an unrestricted view of the swept surface immediate to the brush, allowing the operator to address skips as they occur.

A street sweeper with vacuumized dust control where a rotary broom chamber surrounds a rotary broom. The rotary broom chamber connects by a conveyor housing containing a conveyor mechanism to a hopper having a powered fan and a filter. A vacuum or low pressure is created within the hopper which communicates through the conveyor housing to the rotary broom chamber which creates an airflow therebetween which carries dust or other light debris to a filter which filters out the dust particles or other light debris. The conveyor housing and other components are positionable to accommodate various modes of operation.

A kit includes the combination of an stand-up dustpan having a length of approximately 107.5 cm and a less than full-sized broom having a length of approximately 84.8 cm. The floor cleaning kit also includes an enclosed box-shaped container shaped to define an interior cavity into which the dustpan and broom, when they are disassembled, can be disposed, the container having a length of approximately 36.8 cm, a width of approximately 32.6 cm and a depth of approximately 10.9 cm. Each of the dustpan and the broom includes a handle comprising at least two independent sections which are adapted to be coupled together. The container includes a rear panel, a front panel, a pair of side panels, a top panel and a bottom panel which together define the enclosed interior cavity. The container additionally includes a partition which at least partially subdivides the enclosed interior cavity into an upper chamber and a lower chamber.

The invention provides a full-field spectral calibration device of a push-broom type imaging spectrometer. The device comprises a light source system (1), a monochromator (2), a collimation system (3) and a field scanning system (4), wherein light emitted by the light source system (1) is converted into monochromatic light through the monochromator (2), changed into parallel light through the collimation system (3) and revived by a to-be-calibrated imaging spectrometer after bent into different angles through the field scanning system (4). According to the full-field spectral calibration device, the parallel light with different field angles can be provided for the to-be-calibrated imaging spectrometer, so that full-field spectral calibration requirements of the push-broom type imaging spectrometer can be met. The full-field spectral calibration device is particularly suitable for full-field spectral calibration of a dispersion type imaging spectrometer in a visible light and infrared band.

A multipurpose cleaning implement that functions both as a broom and a scuff removing device. The exemplary embodiment of the present invention includes a plastic base that serves as the attachment point for (i) a plurality of bristles (ii) a handle, and (iii) a device that is useful for removing scuff marks from floors. A first general embodiment of the scuff removing device includes a friction forming material that has been attached to a base or support that includes a rounded or curved forward surface. A second general embodiment of the scuff removing device includes a detachable scuff remover that includes a piece of friction forming material mounted on a base which may be clipped to the end of a broom handle opposite the broom head.

The invention discloses a method for preparing a road (bottom) base material cylindrical test piece simulating on-site rolling effect. The vibration compaction test method is adopted to determine the maximum dry density rhodmax and the optimal moisture content wo and the vibration method is adopted to prepare the cylindrical test piece. The operation process of the method corresponds to the on-site practical construction process. The maximum dry density and the optimal moisture content of the tested (bottom) base material and the prepared test piece coincide with the on-site practical rolling effect. The test result of the performance of the test piece is objective and real; and the method has good repeatability. Steps of measuring the moisture content of dried aggregates and moisture content of dried test samples, a step of interlayer broom-finish treatment, a step of flattening the surface of the samples and the like are saved; the material feeding process is simplified; and the working efficiency is improved. The method has the advantages of simple operation, reliable result and good repeatability.

The invention discloses a calibration method of on-orbit optical distortion parameters of a linear array push-broom camera. The method comprises the following steps: firstly, collecting and obtaining dense high precision control point information by adopting an automatch algorithm based on control points, secondly, establishing strict imaging geometric models of all the control points, thirdly, computing the theoretical steering vector and the practical steering vector of each control point, and establishing an internal orientation element geometric calibration mathematical model of the camera, fourthly, establishing a distortion polynomial model, in which the theoretical steering vectors correspond to image column numbers, and fifthly, solving an error equation through a least square method, and performing iteration solving, so as to obtain internal optical distortion calibration parameters of the camera. The method calibrates internal optical system distortion of the satellite on-orbit camera by selecting a large number of high-precision ground control points, calibration results can be used for improving the uncontrolled positioning precision and the controlled positioning precision of satellite images, after internal orientation elements of the camera are corrected through internal distortion parameters, internal distortion of the images is basically eliminated.

The invention relates to a device for carrying out optical non-destruction testing on the surface of an annular inner wall, which is characterized in that a fine glass rod, a beam expanding device, a shearing element, an imaging device, a linear array CCD and a rotary table are sequentially arranged on an axis line of the tested annular inner wall; the sharing element, the imaging device and the linear array CCD are fixed on the rotary table, and a primary optical axis of the linear array CCD is coincided with a rotation axis; the fine glass rod is arranged on the axis line of the annular inner wall with the distance of less than 200mm to the center of the annular inner wall and arranged in parallel with the axis line of the annular inner wall; an optical axis of a laser is placed by leading the angle between the optical axis and the central axis line of the glass rod to be 0.01 degree-20 degrees; and image signals collected by the linear array CCD are outputted to a computer, and a control signal of the computer is outputted to the rotary table for controlling the rotation of the rotary table. The linear array CCD is utilized for push-broom, a mobile track of a micro-displacement platform is designed according to the surface of a tested sample, and a speckle pattern obtained by push-broom along the mobile track can eliminate the defocus phenomenon of a speckle image and improve the sensitivity of defect detection.

The invention discloses an attitude compensation method of agile satellite imagery in reverse push-broom mismatch. Aiming at the defect (only considering the drift current effect brought by earth rotation) of the attitude compensation method in the traditional imagery mode (the satellite directing over the ground is fixed), through analyzing the generation reason of a drift angle under the imagery mode of constantly changing satellite reverse push-broom attitude directing over the ground (constantly changing attitude directing over the ground under the condition of mismatch between the substellar point speed and the camera push-broom speed), the drift current effect of imagery is considered from three aspects (orbital motion, earth rotation and camera push-broom speed), a drift current angle calculation formula under the mode is obtained according to the orbital attitude parameters combining the basic definition of the drift angle, on the basis, the satellite attitude compensation method is obtained by combining the basic principle of TDICCD (time delayed and integration charge coupled device) imagery and the yaw control principle, and the imagery requirement of agile satellite reverse push-broom can be satisfied.

A dust pan includes a scoop having at least three planar contact points, such as edges of the scoop, on which the scoop can stand and a retainer connected to the scoop, to grip a handle of a broom. The dust pan is suitable to support the broom as so retained, and selectively maintains the dust pan with the broom for storage. In storing the combination of the dust pan and broom, the dust pan can sit in upright position on the planar contact points of the scoop. The dust pan supports the broom in upright position with the dust pan, and the broom bristles are shielded and do not bear the weight of the combination during such upright storage. Moreover, the combination can be capable of so supporting the broom without bristles touching an underlying surface.

The present invention defines a quantitative measure for expressing the spatial (geometric) accuracy of a single optical geo-referenced image. Further, a quality control (QC) method for assessing that measure is developed. The assessment is done on individual images (not stereo models), namely, an image of interest is compared with automatically selected image from a geo-referenced image database of known spatial accuracy. The selection is based on the developed selection criterion entitled “generalized proximity criterion” (GPC). The assessment is done by computation of spatial dissimilarity between N pairs of line-of-sight rays emanating from conjugate pixels on the two images. This innovation is sought to be employed in any optical system (stills, video, push-broom, etc), but its primary application is aimed at validating photogrammetric triangulation blocks that are based on small (<10 MPixels) and medium (<50 MPixels) collection systems of narrow and dynamic field of view together with certifying the respective collection systems.

The broom may include a body, a shaft connected to the body, and a plurality of bristles extending from the body. The body may include a hanging shoulder disposed proximal to the shaft connector and a transverse retaining ridge disposed proximal the hanging shoulder. The retaining ridge limits rotation of the broom when hanging from a support. In another embodiment, the broom may include a body, a shaft, a support and a plurality of bristles extending from the support. The bristles are a plurality of bunched fibers which are connected to the support via fusion-bonding.

The specification discloses an attachment system for a zero turning radius mower. According to one aspect of the invention, the attachment system includes a zero turning radius mower having a chassis, a plurality of selectively engagable rear drive wheels, and a plurality of forwardly projecting arm members connected to said chassis for mounting a plurality of fully rotatable front wheels. A substantially horizontal attachment base member is affixed to the forwardly projecting arm members. The system also includes at least one attachment extension arm connected to the horizontal attachment base member and projecting forwardly therefrom and preferably a snow plow blade affixed to the extension arms. A front end loader and a rotary broom are also disclosed for use with the attachment system.

A carpet is cleaned by drawing the broom over it, capturing animal hair and other objects from the carpet. The broom has a handle, preferably round of ½'' to 2'' diameter made of relatively rigid material such as wood, plastic, metal, or composite material. The handle is from about 4' to 5' long, providing comfort for the user while affording good control of the broom head. The handle is attached to the head by means of a threaded connection, adhesive, or other suitable means adequate to ensure the handle remains connected to the head, and preferably is removable for storage and / or travel. The head is 2'' to 6'' deep and comprises a base made of relatively rigid material such as wood, plastic, metal or other suitable material, having an arcuate long dimension of ½' to 1 & ½' at an angle of 5 to 25 degs., and a short dimension of 2'' to 6''. The base includes on its lower surface a frame of 1 / 8'' to ½'' surronding a rubber pad, having a a series of bristles extending through the pad.