Abstract: A mobile cleaner includes a body and a sweep module. The body has an installation space within the body and an insertion opening exposed to the underside of the body. The sweep module is detachably assembled to the installation space through the insertion hole. The sweep module includes a dust housing and an agitator. The dust housing includes a collection space for collecting the foreign material from the surface and a storage space where the foreign material is stored. The agitator is rotatably assembled to the dust housing and is configured to direct the foreign material from the surface to the collection space.

Abstract: The subject of the invention relates to a tool for manipulating a plurality of plugs, taking the form of a comb (1) comprising: a body (7) provided with a row of teeth (4) having pointed distal portions (4p) spaced apart in a linear direction in order to engage with the cavities of the plugs; a system for separating the plugs from the teeth (4) that comprises a slide returned elastically and guided to slide with respect to the body (7) in a direction parallel to the direction of extension of the teeth, the slide being provided with the fingers of the comb, which are movable by sliding between the teeth (4), and a control (11a) accessible from a first portion (1a) of the comb and which, when pressed to move translationally, causes the fingers of the comb to slide in the direction of the pointed distal portions (4p) in order to eject the plugs from the teeth (4).

Abstract: Applicator devices and methods for dispensing solid and liquid materials therefrom are disclosed. The applicator devices provide for application of a wide variety of liquid and solid materials from a hand-held device in combination with a buffing element. The devices generally include a top portion that forms a housing and a bottom portion that defines a buffing element. The top portion incudes an interior side that defines an inner cavity configured to contain the liquid or solid material and an exterior side having at least a portion configured to be grasped by a user's hand. Attachment between the housing and the buffing element may be releasable so that various interchangeable buffing elements may be used in combination with the liquid or solid material contained in the housing of the device.

Abstract: A vacuum blocking piece for vacuum blocking a lens blank has a support element with an upper part and a lower part. The lower part can engage with a clamping device for clamping the vacuum blocking piece. The vacuum blocking piece further includes a fluid-permeable blank contacting element. An upper surface of the blank contacting element, which is configured to hold the lens blank, is made of an elastic material. The lower surface contacts the upper part of the support element. The vacuum blocking piece fixes the lens blank to the upper surface of the blank contacting element by applying a vacuum within the blocking piece to provide suction through essentially the entire upper surface of the blank contacting element to fix the lens blank to the upper surface of the blank contacting element and to fix the blank contacting element to the upper part of the support element.

Abstract: An ultrasonic impact grinding assembly includes a vessel having an open top disposed opposite a base and configured to contain an abrasive slurry, at least one mixing mechanism disposed in the vessel, a fixture disposed on the base of the vessel and configured to retain a workpiece for ultrasonic impact grinding within the abrasive slurry, and an ultrasonic impact grinding machine having a tool tip disposed to contact the abrasive slurry in the vessel during an ultrasonic impact grinding operation.

Abstract: A device and method of radially collapsing a medical device is disclosed. The device is in the form of an improved crimper which is capable of crimping a medical device. The crimper includes without limitation one or more of, a base plate, a stopper, two side plates, two housing plates with a handle, a plurality of jaws, two guide plates, at least one gear ring and a plurality of gear pins. The jaws, when assembled, collectively form an iris opening. The assembly of the crimper has a central opening through which the iris opening can be accessed. The device to be crimped is introduced in the central opening and held within the iris opening. The crimping is achieved by reducing the size of the iris opening (by moving the jaws simultaneously with respect to each other in synchronized manner) which in turn reduces the diameter of the prosthetic device.

Abstract: A vacuum cleaner comprises a housing having a longitudinal axis. A motor-fan assembly is mounted in the housing and arranged to generate an airflow along an airflow path from a dirty air inlet to an air exhaust. A retractable nozzle defines the dirty air inlet and is moveably mounted on the housing. At least a portion of the retractable nozzle is arranged to move between a retracted configuration within the housing and a deployed configuration outside the housing. The portion of the retractable nozzle in the retracted configuration is aligned in a direction along the longitudinal axis and the portion of the retractable nozzle in the deployed configuration is aligned in a direction across the longitudinal axis.

Abstract: A wafer grinding parameter optimization method and an electronic device are provided. The method includes the following. A natural frequency of a grinding wheel spindle of wafer processing equipment is obtained, and a grinding stability lobe diagram is generated accordingly. A grinding speed is selected based on a speed range of the grinding wheel spindle. Multiple grinding parameter combinations are determined based on the grinding speed. Multiple grinding simulation result combinations corresponding to the grinding parameter combinations are generated. A specific grinding parameter combination is selected based on each of the grinding simulation result combinations, and the wafer processing equipment is set accordingly.

Abstract: A surface cleaning apparatus includes a base assembly with a suction nozzle and at least one wheel. A hand-held portion has a hand grip, a recovery container, and a suction source in fluid communication with the suction nozzle and the recovery container and configured for generating a working airstream. A wand is operably coupled between the base assembly and the hand-held portion and defines at least a portion of a working air path extending from the suction nozzle to an air outlet in the hand-held portion and including the suction source.

Abstract: A ratchet keychain attachment includes a body and a ratcheting area in the body. The ratchet keychain attachment further includes a bit holder, the bit holder pivotally mounted in the body. The ratchet keychain attachment further includes a bit, removably located in the bit holder, the bit holder having a first position where the bit is held in a non-removable position in the bit holder and a second position where the bit is in a removable position.

Abstract: An abrasive flow machine is indicated, having a media drive device which is adapted to move the abrasive medium over a surface of a workpiece and/or through the opening of the workpiece in a flow direction, having a workpiece holder for mounting the workpiece with two parts adapted to be positioned on opposite sides of the workpiece, having a structure-borne sound sensor for measuring structure-borne sound generated in a workpiece when the latter is machined with an abrasive medium, and having an evaluation unit which is adapted to infer a cutting power of the abrasive medium and/or a rate of material removal on the workpiece based on an integrated measurand of the root mean square of the structure-borne sound measured by the structure-borne sound sensor over time. Further indicated are a method of ascertaining a material removal on a workpiece and a method of determining the cutting power of an abrasive medium.

Abstract: A vacuum cleaning device comprises a housing having a dirty air inlet and a clean air outlet. An airflow path extends between the dirty air inlet and the clean air outlet. A dust container is mounted to the housing wherein the airflow path goes through the dust container. A motor fan assembly is mounted in the housing and is configured to create an air flow along the airflow path in a blow mode and a suction mode. A controller is configured to control the motor fan assembly in the blow mode and the suction mode. The controller is configured to control the motor fan assembly to pulse the motor fan assembly at first fan speed when in the blow mode.

Abstract: An edge ring for a plasma processing system includes a first annular body configured to surround a substrate support during plasma processing, an upper surface, a lower surface, a radially inner surface, a radially outer surface, and N spacers arranged in N spaced locations on the radially outer surface of the edge ring to reduce variations in a predetermined gap between the first annular body of the edge ring and a structure separate from the edge ring as the edge ring is heated and cooled during plasma processing.

Abstract: In one embodiment, a spoilboard gasket tile system for increased work-hold vacuum pressure is provided. In particular, a universal work-hold gasketing solution is defined for vacuum table machining processes that can be used in a variety of sizes and applications, where the surface of a porous spoilboard (e.g., MDF/LDF or a porous plastic) is covered by a non-porous gasketing sheet (e.g., an adhesive foam layer) that is configured with a plurality of spaced apertures (holes) sized and located to create a corresponding plurality of focused vacuum passageways to suction clamp any workpiece placed thereon. In one particular embodiment, the spoilboard with gasketing are prepared as an interchangeable tile unit, allowing for dynamic configuration and reconfiguration of an array of spoilboard gasket tiles to cover a vacuum table, as well as for replacement of specific tiles as needed based on localized wear of the tiles.

Abstract: In one aspect, a method of preparing a meat skinner blade is provided which includes: abrading an upper edge of a steel strip to form an angularly-offset two-facet blade edge; and, honing the two-facet blade edge of the steel strip to impart a vertical taper along the two facets of the two-facet blade edge. Advantageously, the subject invention provides a blade for meat skinning, de-membraning, and derinding having, in use, a downwardly-turned edge with vertical tapering. This provides for a robust design capable for more cuts, and, thus, longer use life, than standard meat skinner blades.

Abstract: A honing tool includes a tool body which is tubular at least in certain portions and includes a cutting region with at least one honing stick receiving opening which is continuous from the interior of the tool body to the outside and is intended for receiving a honing stick, wherein dimensions of the honing stick receiving opening and of the honing stick are matched to one another such that the honing stick is received radially movably, and substantially without play in the circumferential direction of the tool body, between boundary surfaces of the honing stick receiving opening. The honing tool comprises a honing stick retaining system designed such that the honing stick is held in the honing stick receiving opening by the honing stick retaining system.

Abstract: An ultrasonic cleaning tool for cleaning a surface has a transducer and a horn for generating and transmitting vibrations to a surface to be cleaned. Cleaning solution can be supplied to the ultrasonic cleaning tool or the surface to be cleaned, and operation of the ultrasonic cleaning tool can agitate the surface and cleaning solution. The tool can be provided as part of a system for cleaning a surface, and the system can include an extraction cleaner or a cleaning cloth.

Abstract: The present invention relates to a polishing tank (100) with a metal sleeve (110) and a removable insert modular system (120) configured to be inserted into said sleeve and to be removed from said sleeve.

Abstract: A hand trowel and hand trowel handle for use with the same are disclosed. In one embodiment of the hand trowel handle, a handle has an ergonomic shape and the handle is provided with a discrete, selectively adjustable, rotational angle. A locking member may be tightened into a locked, abutted relationship with the handle to reversibly lock the discrete, selectively adjustable, rotational angle. The locking member may be loosened from the locked, abutted relationship with the handle to provide selective adjustment of the discrete, selectively adjustable, rotational angle.

Abstract: A mop strand bundle a plurality having elongated first elongated cleaning tendrils having a first surface roughness and oriented in parallel relationship to one another and connected to one another in at least one location. The mop strand bundle also includes at least one elongated second cleaning tendril and a head band. The second elongated cleaning tendril is oriented in parallel relationship to at least one opposed elongated edge and is in moveable relationship with at least one first cleaning tendril. The elongated second cleaning tendril has a second surface roughness greater than the first surface roughness. The headband is positioned in overlying fixed relationship to the plurality of elongated first cleaning strands and connected to the at least one elongated second cleaning tendril at a location between the first and second ends of the plurality of elongated first cleaning tendrils.