Abstract: The present disclosure relates to a polishing system in which accuracy and easiness of attachment and detachment of a polishing pad to a surface plate are maximized, the polishing system including: a surface plate having a polishing pad mounted on an upper portion; and the polishing pad mounted on the surface plate, in which the polishing pad includes: a polishing surface and a surface plate attachment surface that is a rear surface of the polishing surface, the surface plate attachment surface includes: at least one engraved portion, the surface plate includes at least one embossed portion, and the embossed portion and the engraved portion have a complementary coupling structure, and a method of manufacturing a semiconductor device to which the polishing system is applied.

Abstract: The invention relates to a retainer plate for a vacuum cleaner filter bag, comprising a base plate in which a passage opening is formed, and a sealing element which is arranged at the edge of the passage opening, wherein the sealing element comprises at least one extruded film made of a thermoplastic elastomer, TPE.

Abstract: A carrier head for chemical mechanical polishing includes a housing for attachment to a drive shaft, a membrane assembly beneath the housing with a space between the housing and the membrane assembly defining a pressurizable chamber, and a sensor in the housing configured to measure a distance from the sensor to the membrane assembly.

Abstract: A magnetic bottle brush that has a handle with an upper portion and a lower portion and a brush head attached to the upper portion of the handle. A magnetic element is disposed in the lower portion of the handle that exerts a magnetic attraction force between the magnetic bottle brush and an accompanying magnetic base.

Abstract: A barbeque grill scraper and related methods of use that utilize a scraping end formed of a heat-responsive material to remove char and other debris from the grilling surface. The grill scraper includes a conformable scraping edge formed of the heat-responsive material. As the conformable scraping edge is drawn back and forth along the heated grilling surface, a combination of pressure applied by a user as well as the heat of the grill surface results in the formation of individual grooves along the conformable scraping edge, wherein each groove is formed to match an upper profile of the grilling surface. Over time, the grooves fully conform to the upper profile of the grilling surface such that an entire cooking surface can be scraped clean of char and debris.

Abstract: An electric toothbrushing device is disclosed, the device comprising vibration means for producing vibration of a toothbrush head and a controller for controlling the vibration means. The device also comprises a motion sensor for sensing motion of the toothbrushing device to produce motion data, and a signal analysis unit for analysing the motion data to produce a feedback signal. The controller is arranged to adjust the vibration produced by the vibration means in dependence on the feedback signal. Such a configuration can be used to improve the feedback provided to the user and/or help to correct deficiencies in the user's brushing technique.

Abstract: A vacuum collection vehicle may include a chassis, a vacuum container supported by the chassis, a vacuum source in pneumatic connection with an interior of the vacuum container. A plurality of discharge conduits have a plurality of respective outlets at different locations within the interior of the vacuum container for discharging collected material into different collection receptacles. Inner collection receptacle supports support transmissive flexible and collapsible inner collection receptacles below the outlets. Outer collection receptacle supports support non-transmissive flexible and collapsible outer collection receptacles about and spaced from the transmissive flexible and collapsible inner collection receptacles.

Abstract: A cleaning module includes a box body, at least one driving mechanism, and at least one rotating plate assembly. The at least one driving mechanism is positioned on a bottom surface of the box body and includes at least one drive shaft. Each rotating plate assembly is connected to a corresponding drive shaft and includes a cleaning surface, and the cleaning surface is configured to rotate under the drive of the corresponding drive shaft to clean a to-be cleaned surface.

Abstract: A floor cleaning head body includes: a cleaning head body having at least one suction port at the bottom; a base plate; a water supply tank mounted to the cleaning head body and located above the base plate; a water distributor mounted to the base plate; and a communicating tube. The water supply tank includes a venting hole in communication with the exterior. A first chamber is provided inside the water supply tank, and a water outlet is provided at the bottom of the water supply tank. The water distributor includes a housing, a water inlet provided at the top of the housing, a second chamber formed inside the housing, and a water outlet hole provided at the bottom of the housing. The first chamber, the water outlet, the water inlet, and the second chamber are in communication sequentially.

Abstract: An article of manufacture for providing a lint roller assembly is disclosed. The lint roller assembly includes a handle having an opening to couple to a shaft component, a roller barrel having a shaft opening running lengthwise through the center of the roller barrel and a pair of bearing cavities at each end, the shaft component having a threaded end and an opposite end having a threaded retaining hole, and a pair of bearing components having an outer edge and an inner edge. The roller barrel being configured to retain a roll of adhesive material about the outer surface. The outer edge being coupled to the bearing cavities and the inner edge engaging the shaft component to permit the roller barrel to rotate about the shaft component.

Abstract: A cleanup system for the semiconductor storage shelf is provided. A semiconductor storage shelf is provided with a plurality of stalls. The cleanup system for the semiconductor storage shelf includes a conveying device and a cleanup device. The cleanup device is configured to clean up each stall of the semiconductor storage shelf. The cleanup device is detachably connected to the conveying device. The conveying device is configured to convey the cleanup device to each stall of the semiconductor storage shelf.

Abstract: A grilling tool is described herein that has a replaceable tip, and can be used with a variety of other attachments. The grilling tool can be made of a heat-conformable material such that during use grooves are formed in the replaceable tip that correspond to a grilling surface on which it is used. Once the grooves are too deep or the tip is fully used, the tip can be replaced.

Abstract: The disclosure discloses a water tank and a cleaning robot, the water tank is applied to the cleaning robot, internally provided with a water storage cavity. The water tank has a splicing side, the splicing side is provided with an accommodating area recessed towards the inside of the water tank, the splicing side of the water tank is configured to splice with the body of the cleaning robot, and the accommodating area is configured to accommodate part of the structural parts of the body of the cleaning robot.

Abstract: Devices and methods are provided for removing wax from surfaces, such as the exterior surfaces of surfboards. The devices are configured to be sufficiently stiff remove hardened wax, while being soft and pliable enough to avoid scratching or otherwise damaging the underlying surfaces, and to permit the devices to conform to contours and curves on the surfaces.

Abstract: Disclosed is a device for polishing an intraocular lens by using an electrorheological effect. The device comprises a supporting plate (14), an electric motor (16), a conductive slip ring (18), an outer sleeve (20), a tool shaft (22), a connecting flange (24), an annular electrode (26) and a tool needle (28). The electric motor (16), an outer ring of the conductive slip ring (18), and the outer sleeve (20) are all installed on the supporting plate (14). The electric motor (16) drives the tool shaft (22) to rotate by means of a transmission assembly. One end of the tool shaft (22) is closely fitted with an inner ring of the conductive slip ring (18), and the other end of the tool shaft extends into the outer sleeve (20). The connecting flange (24) is installed on the outer sleeve (20). The annular electrode (26) is connected to the connecting flange (24). One end of the tool needle (28) is connected to the tool shaft (22), and the other end of the tool needle extends out of the annular electrode (26).

Abstract: A controllable magnetic field-assisted finishing apparatus for an inner surface and a finishing method are provided. The apparatus includes a housing, ball screw mechanisms, a workpiece, a centering clamp, a connecting plate, a magnetic field generating device, a chuck clamp, a precise displacement platform and a base. The magnetic field generating device includes electromagnetic coils, coil connecting plates, a magnetic yoke, nuts, springs and bolts. The magnetic field generating device dynamically adjusts a distance from the magnetic yoke to the outer surface of the workpiece through the springs. The movement tracks of the magnetic finishing medium are controlled by the formed rotation of the magnetic field, the finishing action force dynamic-adjustment, the optimization of the machining form of the magnetic finishing medium in collaboration with the rotation of the chuck clamp and the feed movement of the precise displacement platform.

Abstract: Powered toothbrush systems that provide improved bristle positioning and bristle contact with tooth surfaces that reduce the time and effort required for effective brushing. Some embodiments use alternating or oscillating pneumatic pressure and suction to move a toothbrush head. Various configuration of the brush head provide different areas of coverage ranging from individual tooth to quarter mouth (U-cross section), to half (U-cross section or H-cross section) or whole mouth (U-cross section or H-cross section) coverage. Some embodiments include flexible fingers and/or bladders to keep the bristle tips properly engaged with the teeth and gums, providing bristle contact over a wide variety of malocclusion. The shape of the brush heads adapts to conform closely to the shape of the user's dental tray and to any malocclusion that may be present. The powered toothbrush automatically generates motion of the brush head that simulates the Modified Bass Method of brushing.

Abstract: A polishing head system capable of precisely controlling a film-thickness profile of a workpiece, such as a wafer, substrate, or panel, is disclosed. The polishing head system includes a polishing head having a plurality of piezoelectric elements configured to apply pressing forces to a workpiece, and an operation controller configured to determine instruction values of voltages to be applied to the plurality of piezoelectric elements.

Abstract: The present disclosure, in some embodiments, relates to a polishing system. The polishing system includes a carrier head configured to enclose a wafer. The carrier head has a retainer ring configured to laterally surround the wafer and an abrasive structure that partially covers a lower surface of the retainer ring. A membrane support is surrounded by the retainer ring and defines one or more ports. One or more chambers are coupled to the one or more ports and are defined by the membrane support and a flexible membrane having a lower surface configured to contact the wafer.

Abstract: Beading pliers, having a pair of engageable jaws pivotable about a journal cylinder, are provided with handles. Each handle has an outwardly curving handle core surrounded by a silicone gel filled retention tube encompassed by a cover tube comprising silicone rubber having a thickness of between about 3 and about 7 mm, the end of each pliable cover tube spaced from the journal being closed. The open ends of the pliable cover tube and the retention tube are sealed by an annular collar extending round the handle core. A flexible, inwardly curving leaf spring, retained by each collar, urges the jaws out of engagement when the handles are urged together.