Abstract: The present disclosure provides a rear structure coupled to a display panel. The rear structure comprises a wall mount assembly comprising a first kit comprising a first wall mount bracket, a plurality of circularly arranged first trenches, and a plurality of first magnets accommodated by the first trenches, and a second kit removably coupled to the first kit comprising a second wall mount bracket structurally complementary to the first wall mount bracket, a plurality of circularly arranged second trenches, and a plurality of second magnets accommodated by the second trenches. Wherein when the first kit is coupled to the second kit, each of the first magnets is located corresponds to one of the second magnets, and a magnetism of a side of one of the first magnets facing the second kit is opposite to a magnetism of a side of one of the second magnets facing the first kit.

Abstract: The invention discloses a anti-loosing, and self locking structural member, which comprises a first threaded section and a second helical elastic deformation section with the same thread pitch, wherein axial sections of threads of the second helical elastic deformation section take the shape of a thin sheet; and the first threaded section has an axial misalign which is not an integral multiple of the pitch relative to the second helical elastic deformation section, such that the threads of the second helical elastic deformation section are helically elastically deformed when screwed into an internal thread, thereby achieving frictional anti-loosing and self-locking and a stable self-locking torsion.

Abstract: A USB connector includes a docking assembly, a first metal member sleeved on the docking assembly, a plastic housing, and a second metal member integrated with and formed inside the plastic housing. The docking assembly includes an insulation body including a base and a docking tongue extending forward from the base and a conductive terminal integrated with and formed inside the insulation body. The first metal member includes an annular body sleeved on the base and welding feet extending rearward from two opposite sides of the annular body. The second metal member includes a plate body formed on a side wall of the plastic housing. Second welding portions formed by two sides of the plate body are bent and then extend toward the circuit board and a holding piece extending rearward from the plate body and fastened at a tail of the base of the insulation body.

Abstract: A display apparatus has a control device, a transmission device, a connection device, and a panel device. The control device receives a first data signal having a first signal type, and converts the first data signal to a second data signal having a second signal type different from the first signal type. The transmission device receives the second data signal, and converts the second data signal to a third data signal having a third signal type identical to the first signal type. The connection device removably coupled to the control device and the transmission device transmits the second data signal from the control device to the transmission device. The panel device removably coupled to the transmission device wirelessly receives the third data signal from the transmission device.

Abstract: An ellipsoid wide angle backlight lens includes a lens body, the lens body being provided with a light exit top face, a light exit side face and a light reflection bottom face, the light exit side face being connected to the light exit top face and the light reflection bottom face, a light source mounting hole being arranged on a center of the light reflection bottom face, an inner wall of the light mounting hole being a light incident face, which being connected to the light reflection bottom face; wherein a light incident convex point is arranged at a top center of the light mounting hole, and surfaces of the light exit top face, the light incident face and the light incident convex point are all in an ellipsoid structure. The ellipsoid structure may reduce the number of used LED lamps and power consumption of a liquid crystal television.

Abstract: A middle frame for a mobile phone, includes a middle plate, and an edge of the middle plate forms a latching portion. A boarder frame defining a latching groove on a side thereof facing the middle plate, and the latching portion is riveted in the latching groove. The middle plate and the border frame form a first seam and a second seam on a junction portion and the middle plate and the border frame are provided with a first mounting groove and a second mounting groove. The first seam is located in the first mounting groove, the second seam is located in the second mounting groove. First and second sealing elements, and the first sealing element is filled in the first mounting groove, and the second sealing element is filled in the second mounting groove.

Abstract: A card tray opening/closing mechanism, used for shifting a card in or out of a slot of a mobile phone body. The card tray opening/closing mechanism comprises a transmission assembly and a micro motor; the micro motor is fixedly connected in the mobile phone body, and is used for communicationally connecting to the mobile phone body. The micro motor is connected to the transmission assembly; the transmission assembly is used for connecting to the card tray body; and the micro motor can shift the card tray body in or out of the slot by means of the transmission assembly.

Abstract: The present application relates to the technical field of 3D printing apparatus, and discloses an electron beam melting and cutting composite 3D printing apparatus which comprises a box and an electron beam gun, in which the box has a cavity formed therein, the cavity is provided therein with a cutting structure, a first Y-direction guide rail and a Y-direction movable platform, the electron beam gun has an emitting head formed in the cavity, the Y-direction movable platform is provided thereon with a Z-direction movable platform, the Z-direction movable platform is provided thereon with a powder spreading structure, the cutting structure has a cutting head, a shielding case is arranged between the emitting head and the Z-direction movable platform, the emitting head of the electron beam gun is inserted in an upper opening of the shielding case, and a lower opening of the shielding case is aligned with the Z-direction movable platform.

Abstract: An electrical connector includes an insulation housing and at least one terminal. The insulation housing has a fixing hole that has a first inner sidewall and a second inner sidewall opposite to the first inner sidewall. The terminal includes a contact portion, a fixed portion, and a connection portion. The contact portion and the connection portion extend from the fixed portion respectively and are exposed out of the insulation housing. The fixed portion has a first side surface and a second side surface opposite to the first side surface. The fixed portion has a through hole. The fixed portion is fixed in the fixing hole with the through hole located in the fixing hole. The first and second side surfaces face the first and second inner sidewalls and are kept apart from the first and second inner sidewalls respectively.

Abstract: A bowl flushing control device of low tank type toilet has a water supply pipe with a working chamber; a waterway switch component used to open and close the waterway of the water supply pipe; a first floater being floatable in the toilet tank, the first floater takes action when the water level in the water tank is lower than the working level; a control rod being movable up and down, the first floater is movably coupled to the control rod; the control rod is movably connected to the waterway switch component to move downwardly and drive the waterway switch component to close the waterway of the water supply pipe when the first floater takes off restriction on the control rod; a activation component used to control the control rod to move upwardly to reset and coupled to the control rod.

Abstract: Provided is a turning and milling system, comprising: a work platform comprising a first drive mechanism; a rotating platform, said first drive driving said rotating platform to rotate on the said work platform and drive a workpiece to rotate about a vertical axis; a blade assembly comprising a blade and a second drive mechanism connected to the blade; said second drive mechanism drives the blade to move in the horizontal direction, changing the machining radius of the blade.

Abstract: An electrical connector includes a terminal module and a housing receiving the terminal module therein. The terminal module includes a first, a second, a third and a fourth terminal module, which include a first, a second, a third and a fourth terminal unit, respectively. The second and the third terminal unit are located at a distance behind the first and the fourth terminal unit. At least one of the first, the second, the third and the fourth terminal unit includes one ground terminal and two signal terminals arranged on at least one lateral side thereof from an outmost position to two inner positions. The housing includes an upper cover and a lower cover that are connected and closed to each other; the lower cover includes a hollow-out area, in which a connection end of each of the first, the second, the third and the fourth terminal unit is received.

Abstract: A laser machining apparatus comprises a laser radiation source that generates laser radiation. A first and a second adaptive mirror are provided each having a pressure chamber connected to a pressure source and a mirror substrate that bounds the pressure chamber. An internal pressure in the pressure chamber can be changed with the aid of the pressure source in such a way that the mirror substrate deforms if the internal pressure in the pressure chamber changes. The mirror substrate of the first adaptive mirror has a thickness which varies at least within a region of the mirror substrate that bounds the pressure chamber. The mirror substrate of the second adaptive mirror has a thickness which is constant over the entire region over which the mirror substrate is deformable.

Abstract: A switching device for an electric tool includes: an output shaft unit disposed in an outer casing, having an output shaft, a movable ratchet wheel mounted such that the movable ratchet wheel is movable axially along the output shaft and is non-rotatable therewith; a fixed ratchet unit having a fixed ratchet wheel sleeved around the output shaft and having ratchet teeth for meshing with ratchet teeth of the movable ratchet wheel; and a function switch unit having a switch ring mounted rotatably on the casing. Rotation of the switch ring about its axis results in rotation of pawls within the switch ring, thereby driving the pawls about its pivot points and meshing and/or non-meshing of the pawls with external ratchet teeth of the fixed ratchet wheel, thereby switching the output shaft among a continuous rotation, rotation in a single direction and simultaneously providing an axial impact during the rotation.

Abstract: A film application apparatus includes a first base configured to couple a film material and a second base rotatably coupled to the first base. The first base defines an opening and two through holes on opposite side of the first base, the through holes communicate with the opening. The second base defines a receiving chamber and the receiving chamber is configured for accommodating a work piece. The film application apparatus further includes a pressing component inserted through the first base, the pressing component penetrating through the opening from the two through holes for pressing the film material against to a face of the work piece.

Abstract: An electrical connector cage assembly includes a casing, a first heat sink, a second heat sink, and a heat sink attaching structure. The casing can accommodate at least one electrical connector. The heat sink attaching structure includes a connecting part, a first engagement part, a second engagement part, a first attaching part, and a second attaching part. The connecting part protrudes out of a top wall of the casing. The first and second engagement parts are disposed on two opposite side walls of the casing respectively. The first and second attaching parts are connected to the connecting part. The first and second attaching parts detachably clip to the first and second engagement parts for attaching the first and second heat sinks on the top wall respectively.