Abstract: A novel additive for recycling thermoset materials, its related recyclable thermoset composition and its application are disclosed. Specifically, the composition of the additive comprises at least one copolymer that has at least one carbamate group, at least one carbonate group and/or at least one urea group, and a number-average molecular weight of the copolymer is between 100 and 50,000 Da.

Abstract: The present invention discloses an electrical connector and an electrical connector assembly. The electrical connector includes a circuit board, a connection port, and an insulating member. The circuit board has a conductive region, located on a surface of the circuit board. The connection port is arranged on the surface of the circuit board, and the connection port is electrically connected to the circuit board. The insulating member is arranged on the circuit board, and surrounds an outer periphery of the connection port. The insulating member includes a metal layer, arranged on an outer surface of the insulating member.

Abstract: The present invention discloses an electrical connector and an electrical connector assembly. The electrical connector includes a circuit board, a connection port, and an insulating member. The circuit board has a conductive region, located on a surface of the circuit board. The connection port is arranged on the surface of the circuit board, and the connection port is electrically connected to the circuit board. The insulating member is arranged on the circuit board, and surrounds an outer periphery of the connection port. The insulating member includes a metal layer, arranged on an outer surface of the insulating member.

Abstract: A casing structure including a first housing, a glue layer, and a second housing is provided. The first housing has a first inner edge. The glue layer is disposed at the first inner edge. The second housing has a second inner edge. The first housing is assembled to the second housing, and the first inner edge is aligned with the second inner edge. The glue layer abuts against the second inner edge so as to combine the first housing with the second housing. A gap formed between the glue layer and a part of the second inner edge is defined as a glue overflow buffer area.

Abstract: The application discloses an electronic device including a motherboard and a housing structure. The motherboard has a first surface and a second surface. The housing structure includes a first casing, a first cushion, a second casing, and a second cushion. The first casing has at least one first fixing member. The first cushion covers the first surface, is accommodated in the first casing and has at least one first through hole. The second casing has at least one second fixing member. The second cushion covers the second surface, is accommodated in the second casing and has at least one second through hole. A peripheral edge of the first cushion is attached to a peripheral edge of the second cushion, and the first fixing member may be fixed to the second fixing member through the first through hole and the second through hole.

Abstract: A protective shell is provided for an electronic device with a built-in antenna. The protective shell includes a plate body, a first penetrating part and an auxiliary grounding element. The first penetrating part is located on the plate body in correspondence with the built-in antenna of the electronic device. The first penetrating part is made of insulating material. The auxiliary grounding element is disposed on the plate body in correspondence with a ground wire of the built-in antenna of the electronic device.

Abstract: The application discloses an electronic device including a motherboard and a housing structure. The motherboard has a first surface and a second surface. The housing structure includes a first casing, a first cushion, a second casing, and a second cushion. The first casing has at least one first fixing member. The first cushion covers the first surface, is accommodated in the first casing and has at least one first through hole. The second casing has at least one second fixing member. The second cushion covers the second surface, is accommodated in the second casing and has at least one second through hole. A peripheral edge of the first cushion is attached to a peripheral edge of the second cushion, and the first fixing member may be fixed to the second fixing member through the first through hole and the second through hole.

Abstract: A card insertion structure suited for a portable electronic device is provided. The portable electronic device includes a housing. The card insertion structure includes a base disposed in the housing, a pressing member movably disposed on the base, and a plastic spring strip disposed on the base. A portion of the pressing member is exposed out of the housing. The plastic spring strip leans against the pressing member and the base. A force supplied via an insertion of an electronic card drives the pressing member to deform the plastic spring strip, and after the electronic card passing by the pressing member and being inserted into the card insertion structure between the base and the housing, the pressing member is released and is restored by resilience of the plastic spring strip, and the electronic card is fixed with the housing by the pressing member.

Abstract: A circuit board module for being assembled to a case is provided. The circuit board module includes an electronic connector and a circuit board. The electronic connector is fixed to the circuit board. The circuit board has at least one first slot. The at least one first slot is configured for a fixing element to pass through and for the circuit board to be assembled to a case. The size of the at least one first slot allows the fixing element to move in a direction parallel to a surface of the circuit board in the at least one first slot. An electronic device having the circuit board module is also provided.

Abstract: A mold adapted to manufacture a first molding element and a second molding element in different shapes or sizes is provided. The mold includes a first mold core, a second mold core and a filling component. The second mold core is capable of being arranged at the first mold core or separated from the first mold core. When the second mold core is arranged at the first mold core, a first mold cavity is formed between the first and second mold cores, and the shape of the first mold cavity corresponds to that of the first molding element. The filling component is detachably arranged in a local region of the first mold cavity. When the second mold core is arranged at the first mold core and the filling component is arranged in the first mold cavity, a second cavity is formed between the first mold core, the second mold core and the filling component, and the shape of the second mold cavity corresponds to that of the second molding element. In addition, a method of using a mold is also provided.

Abstract: A card insertion structure suited for a portable electronic device is provided. The portable electronic device includes a housing. The card insertion structure includes a base disposed in the housing, a pressing member movably disposed on the base, and a plastic spring strip disposed on the base. A portion of the pressing member is exposed out of the housing. The plastic spring strip leans against the pressing member and the base. A force supplied via an insertion of an electronic card drives the pressing member to deform the plastic spring strip, and after the electronic card passing by the pressing member and being inserted into the card insertion structure between the base and the housing, the pressing member is released and is restored by resilience of the plastic spring strip, and the electronic card is fixed with the housing by the pressing member.

Abstract: A casing structure including a first housing, a glue layer, and a second housing is provided. The first housing has a first inner edge. The glue layer is disposed at the first inner edge. The second housing has a second inner edge. The first housing is assembled to the second housing, and the first inner edge is aligned with the second inner edge. The glue layer abuts against the second inner edge so as to combine the first housing with the second housing. A gap formed between the glue layer and a part of the second inner edge is defined as a glue overflow buffer area.

Abstract: A circuit board module for being assembled to a case is provided. The circuit board module includes an electronic connector and a circuit board. The electronic connector is fixed to the circuit board. The circuit board has at least one first slot. The at least one first slot is configured for a fixing element to pass through and for the circuit board to be assembled to a case. The size of the at least one first slot allows the fixing element to move in a direction parallel to a surface of the circuit board in the at least one first slot. An electronic device having the circuit board module is also provided.

Abstract: A hinge structure includes a shaft, a first locking member, a second locking member, a third locking member and an elastic element. The first locking member, the second locking member and the third locking member are all disposed on the shaft, wherein the first locking member, the second locking member and the third locking member rotate with the shaft as an axis. The elastic element is sleeved on the shaft, wherein a first side edge of the elastic element leans against the second locking member, and a second side edge of the elastic element leans against the third locking member to provide an elastic force between the second locking member and the third locking member, thereby maintaining or restoring a pivoting angle of the second locking member and the third locking member with respect to the axis.

Abstract: A protective shell is provided for an electronic device with a built-in antenna. The protective shell includes a plate body, a first penetrating part and an auxiliary grounding element. The first penetrating part is located on the plate body in correspondence with the built-in antenna of the electronic device. The first penetrating part is made of insulating material. The auxiliary grounding element is disposed on the plate body in correspondence with a ground wire of the built-in antenna of the electronic device.

Abstract: A hinge structure includes a shaft, a first locking member, a second locking member, a third locking member and an elastic element. The first locking member, the second locking member and the third locking member are all disposed on the shaft, wherein the first locking member, the second locking member and the third locking member rotate with the shaft as an axis. The elastic element is sleeved on the shaft, wherein a first side edge of the elastic element leans against the second locking member, and a second side edge of the elastic element leans against the third locking member to provide an elastic force between the second locking member and the third locking member, thereby maintaining or restoring a pivoting angle of the second locking member and the third locking member with respect to the axis.

Abstract: A back cover structure for fixing a display unit includes a cover and a bezel. The cover includes an accommodating cavity and a first locking element. The bezel is pivoted to the cover close or expand relative to the cover. The bezel includes a second locking element corresponding to the first locking element. When the display unit is assembled to the accommodating cavity of the cover, the bezel is closed to the cover and exposes a display surface of the display unit, and the second locking element locks the first locking element, so as to fix the display unit and the bezel to the cover.

Abstract: A tablet protective cover and electronic device using the same is applied for connecting the tablet to a dock for expanding the tablet. The tablet protective cover includes a bearing seat, a back cover and a hook. The bearing seat is located on a hinge of the dock. A first end of the back cover is connected to the bearing seat, so that the back cover can rotate relative to the dock. The tablet can be placed on the bearing seat and electrically connected to the dock, and the back cover covers the back of the tablet. The hook is located on a second end of the back cover away from the bearing seat for fixing the tablet on the bearing seat.

Abstract: A tablet protective cover and electronic device using the same is applied for connecting the tablet to a dock for expanding the tablet. The tablet protective cover includes a bearing seat, a back cover and a hook. The bearing seat is located on a hinge of the dock. A first end of the back cover is connected to the bearing seat, so that the back cover can rotate relative to the dock. The tablet can be placed on the bearing seat and electrically connected to the dock, and the back cover covers the back of the tablet. The hook is located on a second end of the back cover away from the bearing seat for fixing the tablet on the bearing seat, and when the back cover and the dock angle is zero, the hook and the snap unit of the dock could engage each other.