Abstract: A sanding tool includes a backing layer an adhesive layer and an abrasive layer. The adhesive layer is provided at the backing layer for bonding the abrasive layer at the backing layer via flocking techniques.

Abstract: A stator of a brushless motor has an iron core, a bobbin, and a winding assembly. The iron core has multiple stator poles mounted on an interior annular surface of a core body and spaced apart from each other. The bobbin is mounted on one of two open ends of the core body and has a substrate, at least one neutral connector mounted on an upper surface of the substrate, and at least one neutral solder pad mounted in the at least one neutral connector. The winding assembly is formed by one wire wound on multiple stator poles and the connectors. The winding assembly is electrically connected to the at least one neutral solder pad.

Abstract: A sanding tool includes a backing layer an adhesive layer and an abrasive layer. The adhesive layer is provided at the backing layer for bonding the abrasive layer at the backing layer via flocking techniques.

Abstract: The present application provides an array substrate and a display panel, the display panel comprising an array substrate, the array substrate comprising a gate having a slope and an active layer. The active layer comprises a first region parallel to the substrate, a second region parallel to the first slope, and a third region connected to the second region and parallel to the substrate.

Abstract: A display module and a display device are provided. The display device includes a display panel, a fixing member, and a control unit. The display panel includes a first display region and a second display region connected by a bending region. The fixing member fixes the second display region and guides the second display region corresponding to the first display region to move. Furthermore, a first via hole is formed in an electronic element disposing region of the display panel. Because of the first via hole on the display panel, an electronic element such as a camera, etc. is disposed under the display panel to realize full screen technology such as an under-display camera, etc. Meanwhile, because of the second display region, it can be realized that a region corresponding to the first via hole can still functionally display when the electronic elements are not in operation.

Abstract: An array substrate, a method of manufacturing the same, and a display panel are provided to raise the wiring space of the metal trace in the longitudinal direction, to extend the length of the metal traces, to prevent the metal traces from being broken during the bending and stretching process, to improve the reliability of the metal traces during the bending and stretching process of the array substrate, and to improve the bending and tensile properties of the array substrate.

Abstract: A brushless motor stator includes a stator core and a stator winding. The stator core has a stator frame, a coil carrier and multiple pole shoes. The coil carrier is mounted on one of the two openings of the stator frame and has a tooth base and multiple teeth. The teeth are formed on a top surface of the tooth base. The pole shoes are formed on the inner annular surface of the stator frame. The stator winding is formed by using a single wire to wind around the tooth base, the multiple teeth and the multiple pole shoes, and passing through three of the multiple slots of the coil carrier to extend beyond the outer annular surface of the stator frame to form three extended segments to correspond to U-phase, V-phase and W-phase output terminals of a motor, thereby reducing the number of spot-welding on a wiring board.

Abstract: An elastic self-lubricating polishing tool includes an elastic grinding layer including an abrasive member and an elastic base layer affixed to the abrasive member, an absorbing layer absorbing and sustainedly releasing liquid inside of the absorbing layer, and an adhesive layer overlappedly connected with the elastic base layer of the elastic grinding layer and the absorbing layer. The elastic self-lubricating polishing tool is elastic and self-lubricating to sand and polish a surface of a workpiece.

Abstract: Described are methods of using a lipase for hydrolysis and esterification. In a first method of producing a medium chain fatty acid by hydrolysis, the method comprises providing a polypeptide with at least 90% degree of identity to SEQ ID NO. 3, and contacting the polypeptide with a medium chain fatty acid ester and water to produce the medium chain fatty acid. In a second method of forming an ester, the method comprises providing a polypeptide with at least 90% degree of identity to SEQ ID NO. 3; and contacting the polypeptide with a long chain fatty acid, an alcohol, and water to form the ester of the long chain fatty acid and the alcohol.

Abstract: An array substrate, a method of manufacturing the same, and a display panel are provided to raise the wiring space of the metal trace in the longitudinal direction, to extend the length of the metal traces, to prevent the metal traces from being broken during the bending and stretching process, to improve the reliability of the metal traces during the bending and stretching process of the array substrate, and to improve the bending and tensile properties of the array substrate.

Abstract: A display module and a display device are provided. The display device includes a display panel, a fixing member, and a control unit. The display panel includes a first display region and a second display region connected by a bending region. The fixing member fixes the second display region and guides the second display region corresponding to the first display region to move. Furthermore, a first via hole is formed in an electronic element disposing region of the display panel. Because of the first via hole on the display panel, an electronic element such as a camera, etc. is disposed under the display panel to realize full screen technology such as an under-display camera, etc. Meanwhile, because of the second display region, it can be realized that a region corresponding to the first via hole can still functionally display when the electronic elements are not in operation.

Abstract: The invention relates to a power tool with an electrically controlled commutating assembly comprising: an electrically controlled commutating assembly and a control unit; the electrically controlled commutating assembly has an electromagnetic unit; the electromagnetic unit is capable of performing a change in displacement due to electromagnetic action; the control unit has a control member, the control member is capable of changing a working direction of a power tool, and displacement of the electromagnetic unit is capable of actuating the control member of the control unit to make the power tool switch the working direction.

Abstract: The present invention relates to an electric motor and an electric tool equipped with the electric motor. The electric motor includes a rotor, a stator, a coil module wound around the stator, a Hall unit and a wiring circuit unit. The Hall unit includes a Hall circuit board disposed around a rotating shaft of the rotor, and a Hall module for sensing rotation of the rotor. The wiring circuit unit is independent of the Hall circuit board and includes a three-phase power source interface. The wiring circuit unit electrically connects coils of the coil module to the power source interfaces respectively by groups. By separately disposing the Hall unit and the wiring circuit unit independently, a volume of the Hall circuit board can be reduced, and an area blocking an airflow path of a heat dissipation unit can be reduced, so heat dissipation effect of the electric motor and the electric tool can be improved.

Abstract: An electric bicycle having an improved effect of heat dissipation has a body, a driving device, and a battery. The body has a frame, a rear wheel, and a front wheel, wherein the rear wheel and the front wheel are mounted to the frame. The driving device is mounted to the body and has a motor and a shell. The motor is connected with the frame and has a front end near the front wheel and a rear end near the rear wheel. The shell covers the motor and has multiple inlets and multiple outlets disposed therethrough. The multiple inlets are located near the front end of the motor. The multiple outlets are located near the rear end of the motor. The battery is electrically connected to the motor. The front wheel, the battery, the motor, and the rear wheel are serially aligned.

Abstract: A brushless motor stator includes a stator core and a stator winding. The stator core has a stator frame, a coil carrier and multiple pole shoes. The coil carrier is mounted on one of the two openings of the stator frame and has a tooth base and multiple teeth. The teeth are formed on a top surface of the tooth base. The pole shoes are formed on the inner annular surface of the stator frame. The stator winding is formed by using a single wire to wind around the tooth base, the multiple teeth and the multiple pole shoes, and passing through three of the multiple slots of the coil carrier to extend beyond the outer annular surface of the stator frame to form three extended segments to correspond to U-phase, V-phase and W-phase output terminals of a motor, thereby reducing the number of spot-welding on a wiring board.

Abstract: Provided are a foldable display panel, a manufacturing method thereof and a foldable display device. The foldable display panel is improved by replacing the conventional inorganic insulating layer with a bending resistant organic insulating layer to improve the bendability of the display panel; meanwhile, the cross-interconnected metal foil layer is added between the organic insulating layers to improve the resilience after bending, thereby improving the reliability of the product while improving the bending resistance of the display panel.

Abstract: The present invention provides a photomask including a substrate, a circuit pattern on the substrate, an electrostatic discharge (ESD) ring on the substrate and an ESD line on the substrate. The ESD structure surrounds the circuit pattern. The ESD line extends between an edge of the substrate and the ESD structure, in which the ESD line includes an edge portion extending beyond an end of an edge of the ESD structure, and the edge portion of the ESD line includes at least one comb-shaped structure.

Abstract: Provided are a foldable display panel, a manufacturing method thereof and a foldable display device. The foldable display panel is improved by replacing the conventional inorganic insulating layer with a bending resistant organic insulating layer to improve the bendability of the display panel; meanwhile, the cross-interconnected metal foil layer is added between the organic insulating layers to improve the resilience after bending, thereby improving the reliability of the product while improving the bending resistance of the display panel.

Abstract: A segmental calendering device includes a framework, a pair of left-rolling sliding guide mechanism, a pair of right-rolling sliding guide mechanisms, an upper-calendering roller and a supporting mechanism of the upper-calendering roller, a lower-calendering roller as well as a pressing mechanism. The upper-calendering roller is rotatably supported within the supporting mechanism of the upper-calendering roller and disposed above a position between a left wallboard and a right wallboard of the framework, and the supporting mechanism of the upper-calendering roller slides along the pair of left-rolling sliding guide mechanisms and the pair of right-rolling sliding guide mechanisms. The lower-calendering roller is disposed below the upper-calendering roller correspondingly and rotatably supported between the left wallboard and the right wallboard. The pressing mechanism is for applying a pressure on the supporting mechanism of the upper-calendering roller and for adjusting the pressure.

Abstract: A display panel has a display area and a bent area. The display panel includes a flexible substrate; an etching stop layer disposed on the flexible substrate; an inorganic material functional layer disposed on the etching stop layer, each of the flexible substrate, the etching stop layer, and the inorganic material functional layer including the display area and the bent area; a planar layer disposed on the inorganic material functional layer; and an anode and a pixel defining layer formed on the planar layer successively. The bent area includes a groove disposed on the etching stop layer, the groove penetrates the inorganic material functional layer by etching and is filled with a polymer material, and the bent area and the display area are coupled with each other through a signal line.