Abstract: A guiding device includes a first telescopic member, a second telescopic member, and an elastic member. The first telescopic member includes a main body with a sliding cavity. The second telescopic member includes a connecting portion and a guiding portion connected to the connecting portion. The guiding portion is slidably inserted into the sliding cavity. Opposite ends of the elastic member are respectively connected to the connecting portion and the main body. The elastic member pushes the main body in a direction away from the connecting portion. The disclosure also provides a mainboard connection structure having the above guiding device.

Abstract: A power supply assembly includes an enclosure, a power supply, an adapter board, a mother board, and an adapter card. The power supply includes a power supply body and an inserting terminal. The adapter board includes an adapter board body, a connecting terminal, and a first inserting head extending from the adapter board body. The inserting terminal is inserted in the connecting terminal. The mother board includes a mother board body and a second inserting head. The mother board body is substantially parallel to the adapter board body. The adapter card includes an adapter card body and two connectors extending from the adapter card body. The two connectors are electronically connected to the first inserting head and the second inserting head. The adapter card body is substantially perpendicular to the mother board body and the adapter board body.

Abstract: An unlocking apparatus for printed circuit board, configured for detaching a circuit board, includes a clipping structure secured to the circuit board, two unlocking structures and a chassis. The chassis includes bracket for mounted the circuit board. Each of the two unlocking structures includes a dragging member, a rotating member, a sliding member and a supporting member. The pulling rod is slidably installed on the chassis. One end of the rotating member is rotatably secured to the dragging member, the other end is rotatably secured to the supporting member. The supporting member is mounted to the chassis. The dragging member is moved to drive the sliding member to slide on the supporting member along a second direction which is substantially perpendicular to the bracket, and the clipping structure is slid along with the supporting member to drive the printed circuit board to slide along the second direction.

Abstract: A disk drive assembly includes an enclosure, a printed circuit board (PCB), a back board, a drive bracket, a first disk drive, and a second disk drive. The enclosure includes a bottom wall. The PCB is mounted on the bottom wall and parallel to the bottom wall. The back board is connected to and parallel to the PCB. The drive bracket includes a first side panel, a second side panel, and a third side panel parallel to each other. The first disk drive is mounted between the first side panel and the second side panel. The first disk drive is electrically connected to and perpendicular to the back board. The second disk drive is mounted between the second side panel and the third side panel. The second disk drive is electrically connected to and perpendicular to the back board.

Abstract: A computer system includes a riser card. The riser card includes a board body and a first socket. The board body includes a first surface. The first socket is located on the first surface. A first socket height of the first socket relative to the first surface is in the range of about 15 mm to about 16 mm.

Abstract: A disk drive assembly includes an enclosure, a printed circuit board (PCB), a back board, a drive bracket, a first disk drive, and a second disk drive. The enclosure includes a bottom wall. The PCB is mounted on the bottom wall and parallel to the bottom wall. The back board is connected to and parallel to the PCB. The drive bracket includes a first side panel, a second side panel, and a third side panel parallel to each other. The first disk drive is mounted between the first side panel and the second side panel. The first disk drive is electrically connected to and perpendicular to the back board. The second disk drive is mounted between the second side panel and the third side panel. The second disk drive is electrically connected to and perpendicular to the back board.

Abstract: A storage device assembly includes a drive bracket and a plurality of storage devices accommodated in the drive bracket. The drive bracket includes a base plate, a pair of first side plates extending from a first pair of opposite side edges of the base plate, a pair of second side plates extending from a second pair of opposite side edges of the base plate, and a plurality of securing plates substantially perpendicularly attached to at least one of the pair of first side plates. Each of the plurality of storage devices includes a protrusion. A plurality of securing members is attached to each of the plurality of securing plates. Each of the plurality of securing members abuts the protrusion for preventing a corresponding one of the plurality of storage devices moving in a first direction that is substantially perpendicular to the pair of first side plates.

Abstract: An unlocking apparatus for printed circuit board, configured for detaching a circuit board, includes a clipping structure secured to the circuit board, two unlocking structures and a chassis. The chassis includes bracket for mounted the circuit board. Each of the two unlocking structures includes a dragging member, a rotating member, a sliding member and a supporting member. The pulling rod is slidably installed on the chassis. One end of the rotating member is rotatably secured to the dragging member, the other end is rotatably secured to the supporting member. The supporting member is mounted to the chassis. The dragging member is moved to drive the sliding member to slide on the supporting member along a second direction which is substantially perpendicular to the bracket, and the clipping structure is slid along with the supporting member to drive the printed circuit board to slide along the second direction.

Abstract: A computer enclosure includes a base and a mounting bracket. The base includes a mounting pole. The mounting bracket includes a mounting mechanism. The mounting mechanism includes a mounting member. The mounting member is movable perpendicular to a longitudinal axis of the mounting pole, and the mounting member is capable of removeably retaining the mounting pole thereto to thereby releasably connect the base to the mounting bracket.

Abstract: A computer system includes a riser card. The riser card includes a board body and a first socket. The board body includes a first surface. The first socket is located on the first surface. A first socket height of the first socket relative to the first surface is in the range of about 15 mm to about 16 mm.

Abstract: A fastening apparatus for securing a first component to a second component, includes a fastening anchor and a securing member. The fastening anchor has a mounting hole, and a first inner screw thread is defined in the mounting hole. The fastening anchor is attached to the first component, and the mounting hole is corresponding to a first securing hole of the first component. The securing member includes a shaft, and a protrusion is disposed on the shaft. An outer screw thread is defined on a proximal end of the protrusion, and the outer screw thread corresponds to the first inner screw thread, wherein the shaft of the securing member can pass through the mounting hole and the first securing hole, allowing the protrusion to be engaged with a second securing hole of the second component.

Abstract: An electronic connector assembly includes a first connector, a second connector, and a handle. The first connector includes a main portion and two shoulders. Each shoulder defines a groove. The main portion forms at least one wedge thereon. The second connector defines at least one securing hole, which receives the at least one wedge positioned therein. The handle includes a cord and two securing portions formed on opposite ends of the cord. The two securing portions are secured in the grooves of the two shoulders of the first connector to mount the handle on the first connector. The handle is capable of being pulled to disengage the first connector from the second connector.

Abstract: An electronic connector assembly includes a first connector, a second connector, and a handle. The first connector includes a main portion and two shoulders. Each shoulder defines a groove. The main portion forms at least one wedge thereon. The second connector defines at least one securing hole, which receives the at least one wedge positioned therein. The handle includes a cord and two securing portions formed on opposite ends of the cord. The two securing portions are secured in the grooves of the two shoulders of the first connector to mount the handle on the first connector. The handle is capable of being pulled to disengage the first connector from the second connector.

Abstract: An air duct assembly configured for helping an electronic device to dissipate heat is provided. The air duct assembly includes a left duct, right duct spaced with the left duct, and a middle duct located between the left duct and the right duct. The left and right ducts are detachably coupled to opposite sides of the middle duct. The left duct, the middle duct, and the right duct cooperatively define an airflow passage configured for directing air flowing through to the electronic device.

Abstract: The invention is related to a computer enclosure. The computer enclosure includes a chassis, an expansion card, and a rotating member. The expansion card includes a shield plate which has a bent end formed thereon. The chassis includes a sidewall. A slot is defined in the sidewall. The sidewall forms a support plate at a side of the slot. The sidewall is capable of accepting the shield plate of the expansion card to shield the slot of the sidewall, and the support plate is configured to accepting the bent end of the expansion card. The rotating member includes an arm. The rotating member is capable of rotating on the sidewall to a locked position. In the locked position, the arm is capable of exerting force on the bent end of the expansion card located on the support plate, and the locked position is capable of securing the expansion card on the sidewall of the chassis.

Abstract: A mounting device includes a chassis, a transfer card electronically connected to a motherboard, and a mounting bracket assembly. The mounting bracket assembly includes a clamping member and a fastening member. The clamping member clamping a first end of the transfer card and restricting movement of the transfer card in a first direction. The fastening member fastening an opposite second end of the transfer card to restrict movement of the transfer card in a second direction perpendicular to the first direction.

Abstract: A drive bracket assembly includes a drive bracket and a back panel. The drive bracket includes a first side plate and a second side plate with a securing post. The securing post includes a thin shank portion and a thick head portion. The back panel has a first edge and a second edge, and defines a locking hole corresponding to the securing post. The locking hole has an inserting hole and a restricting hole. In assembly, the securing post inserts into the inserting hole of the back panel with the head portion passing through the inserting hole and the shank portion received in the inserting hole. The back panel moves to have the first edge resisting against the first side plate. The shank portion of the securing post moves into the restricting hole to sandwich the back panel between the head portion of the securing post and the second side plate.

Abstract: A mounting apparatus for a fan (10) with a plurality of through holes (12) defined includes a chassis (20) and a bracket (30). The chassis includes a bottom plate (22), and a side plate (24) perpendicular to the bottom plate. A pair of positioning pieces (222) and a protrusion (224) is formed on the bottom plate. The bracket is removably secured to the bottom plate for preventing the fan moving away from the side plate. A plurality of posts (38) protrudes from the bracket for inserting into the through holes of the fan. A pair of positioning tabs (344) extends from the bracket for engaging with the positioning pieces of the bottom plate and a handle with a block formed thereon is formed at the bracket. The block engages with the protrusion of the bottom plate for preventing the positioning tabs detaching from the positioning pieces, and is disengagable therefrom by driving the handle.

Abstract: A computer enclosure includes a rear plate defining a through opening therein, a mounting bracket secured on the rear plate to cover the through opening of the rear plate, and an interchangeable I/O plate. The mounting bracket includes a top wall perpendicular to the rear plate and, a front wall parallel to the rear plate. The top wall forms an engaging tab thereon. The front wall defines a through opening therein corresponding to the through opening of the rear plate. The I/O plate is configured for covering the through opening of the front wall of the mounting bracket, and defines a securing hole therein for receiving the engaging tab of the mounting bracket. A locking piece is formed on the I/O plate and together with the I/O plate sandwiches an edge of the through opening of the mounting bracket therebetween.

Abstract: A computer enclosure includes a chassis having a rear wall, a transfer card, a mounting bracket, and a PCI card. An expansion slot is defined in the rear wall of the chassis. A detachable shielding cover is formed on the rear wall adjacent to the expansion slot. The transfer card is secured in the chassis. The transfer card has a circuit board perpendicular to the rear wall. The mounting bracket is secured to the rear wall of the chassis and has a width substantially equal to a length of the expansion slot. The PCI card is secured to the mounting bracket and perpendicularly attached to the transfer card. A receiving space corresponding to the shielding cover is defined shielding cover and the PCI card, for receiving a connector between the mounting bracket and the circuit board of the transfer card.