Abstract: A mounting apparatus includes a first bracket securing a first data storage device, a second bracket securing a second data storage device, and a rotating member secured to the first bracket. The second bracket is rotatably mounted to the rotating member, so that the first data storage device can be removed from the first bracket by rotating the second bracket relative to the first bracket without removing the second bracket from the first bracket.

Abstract: A riser card assembly includes a chassis, a tray, and a riser card. The tray is located in the chassis. The tray includes a bottom plate and a protecting board extending from the bottom plate. The riser card includes an edge connector. The riser card is located on the tray and substantially parallel to the bottom plate. The protecting board is substantially flushed with the edge connector to prevent the edge connector from interference.

Abstract: A battery mounting apparatus requiring a minimum of screw fixings includes an enclosure, two positioning members, and a supporting mechanism. The enclosure includes a rear wall defining two ventilation openings. A separated board is formed between the two ventilation openings. Each of the two positioning members includes a first latching portion and a first clipping thumb extending from the first latching portion. The first latching portion of each positioning member is engaged with a first edge of the two ventilation openings, in two opposite directions. The supporting mechanism securing a battery module is secured to the two positioning members, preventing the two positioning members from moving parallel to the rear wall, and the battery module is secured to the enclosure via the two latching members and by the supporting mechanism other than with screws.

Abstract: An enclosure for an electronic device includes a sliding groove, a handle, and a restricting member. The sliding groove includes a wide portion and a narrow portion. The handle includes a clasp. The restricting member is secured on the handle. The restricting member includes a stopping piece. The clasp is inserted into the wide portion and slides to the narrow portion to engage on the enclosure. The stopping piece is placed in the wide portion and abut an edge of the wide portion.

Abstract: A mounting apparatus includes a mounting case, a mounting piece attached to a front end of an expansion card, and a securing member. The mounting case includes a front plate and a rear plate. A stopper piece is located on the rear plate. The mounting piece is secured to the front plate. The securing member is slidably attached to the rear plate and includes a limiting piece. The securing member is slidable relative to the rear plate in a direction that is substantially parallel to the rear plate, and the limiting piece and the stopper piece sandwich a rear end of the expansion card.

Abstract: A riser card assembly includes a chassis, a bracket, a tray, a riser card, and a mounting member. The bracket is mounted to the chassis. The tray is located in the chassis. The tray includes a bottom plate and a protecting board extending from the bottom plate. The riser card includes an edge connector. The riser card is located on the tray and is substantially parallel to the bottom plate. The riser card is mounted to the chassis, and the protecting board is substantially flush with the edge connector. The mounting member is fixed to the riser card. The mounting member is fixed to the bracket. The protecting board is substantially flush with the edge connector to prevent the edge connector from interference.

Abstract: A mounting apparatus for securing a battery module to an enclosure includes a bracket and a latching member. The bracket is secured to the enclosure and defines a receiving space for receiving the battery module. The latching member is attached to the bracket and includes a resilient portion and a blocking flange perpendicularly connected to the resilient portion. The blocking flange is engaged with the battery module to prevent the battery module from disengaging from the receiving space, and the resilient portion is resiliently deformable to disengage the blocking flange from the battery module so that the battery module is easily installed or detached from the enclosure without extra tools.

Abstract: A computer system includes an enclosure, a printed circuit board, and an airflow guiding duct. The enclosure includes a bottom plate. The printed circuit board is mounted on the bottom plate. The printed circuit board includes a first heat generating element and a second heat generating element. The airflow guiding duct includes a top wall, a first sidewall, a second sidewall, a first mounting wall, and a second mounting wall. An input opening is surrounded by the top wall and the first and second sidewalls. A first output opening corresponds to the first heat generating element, and is surrounded by the top wall and the first and second mounting walls. A second output opening is defined in the second sidewall corresponding to the second heat generating element. An obtuse angle is defined between the second sidewall and the second mounting wall.

Abstract: An electronic device enclosure includes a chassis, a bracket received in the chassis, and a mounting assembly. The chassis includes a limiting protrusion and defines a sliding slot. The mounting assembly includes a resisting member, a rotating member and an operating member. The resisting member is secured to the bracket and includes an elastic deformable resisting portion. The rotating member is rotatably attached to the bracket and includes a first blocking portion and a blocking piece. The operating member is rotatably attached to the bracket and includes an installation portion and a second blocking portion. The installation portion is received between the blocking piece and the first blocking portion. The blocking piece is located between the resisting portion and the installation portion. The first and second blocking portions are received in the sliding slot. The limiting protrusion is blocked between the first and second blocking portions.

Abstract: An electronic device enclosure includes a chassis, a receiving tray, and a clipping assembly. The chassis includes a side plate and a blocking pin located on the side plate. The receiving tray includes a bottom panel and a side panel connected to the bottom panel. An opening is defined in the receiving tray and located between the bottom panel and the side panel, and the blocking pin is engaged in the opening. The clipping assembly includes a first pivoting member rotatably attached to the side panel. The first pivoting member extends towards the opening to abut the blocking pin, for prevent the receiving tray from moving out of the chassis, and the first pivoting member is rotatable to disengage from the blocking pin, for allowing the receiving tray from moving out of the chassis.

Abstract: A rack includes an enclosure, a tray and a locking member. The enclosure defines a receiving space. The enclosure includes a side wall. The side wall includes a rail. A locking slot is defined in the side wall. The tray is received in the receiving space and is slidable on the rail. The tray includes a side plate. An operating hole is defined in the side plate. The locking member includes a first end, a second end opposite to the first end, and a locking portion located on the second end. The first end is attached to an inner surface of the side plate. The locking portion is engaged with the locking slot.

Abstract: A mounting apparatus includes a mounting piece and a drive bracket. A first restricting piece is formed on a top side of the mounting piece. A first sliding member is formed on the first restricting piece. The drive bracket includes a side piece which defines a sliding groove. The sliding groove includes a guiding portion and a restricting portion. The drive bracket includes a handle pivotally mounted thereon. The handle includes a locking portion. The locking portion defines a cutout. The handle is rotated between a first position and a second position. In the first position, the cutout is aligned to the guiding portion to receive the first sliding member in the cutout and the guiding portion. In the second position, the sliding member is restricted in the restricting portion by the locking portion to mount the drive bracket on the top side of the mounting piece.

Abstract: An electronic device includes an enclosure and a cable management apparatus. The enclosure includes a bottom wall. A printed circuit board is secured to the bottom wall. The printed circuit board includes a connector. The cable management apparatus includes a first plate and a second plate. The cable managing apparatus is mounted on the printed circuit board. The second plate is located above the connector. A cable channel is surrounded by the first plate and the second plate.

Abstract: A mounting device for securing a cable assembly includes a chassis and a mounting member. The chassis includes a sidewall, and a limiting portion and a positioning portion extending from the sidewall. The mounting member is removably mounted to the chassis and includes a mounting piece and a latching portion. The positioning portion defines a positioning hole. The mounting piece clasps the limiting portion. The latching portion is received in the positioning hole and engaged with the positioning portion. A receiving space is defined between the mounting member and the sidewall for securing the cable assembly therein.

Abstract: A mounting device includes a chassis and a bracket. The bracket is removably mounted in the chassis and includes a bottom wall and two sidewalls connected to the bottom wall. The two sidewalls are configured for receiving a connector therebetween. The bottom wall defines a first limiting slot for receiving a first blocking piece extending from a first outer surface of the connector, to prevent the connector from moving along a first direction substantially parallel to the bottom wall. The bracket further includes two elastically deformable hooks extending from the two sidewalls, and the two elastically deformable hooks are configured for abutting the connector between the two elastically deformable hooks and the bottom wall, to prevent the connector from moving along a second direction substantially perpendicular to the bottom wall.

Abstract: A mounting apparatus includes a chassis and a disk drive holder mounted in the chassis. The chassis include a base panel; a side panel, extending substantially perpendicularly from the base panel; and a mounting piece, extending substantially perpendicularly from the side panel. A pair of engaging tabs extends from the base panel and the mounting piece oppositely. The disk drive holder includes a pair of side plates. A pair of engaging slots is defined in the pair of side plates corresponding to the pair of engaging tabs. Each of the pair of engaging slots includes an entrance portion and an engaging portion connected with the entrance portion. The disk drive holder is movable between an unlocked position, where each of the pair of engaging tabs is engaged with the entrance portion, and a locked position, where each of the pair of engaging tabs is engaging with the engaging portion.

Abstract: A mounting device for a fan includes a bracket and two latches. The bracket includes a top wall, a bottom wall and a vent plate connecting the top wall to the bottom wall. Each of the top wall and the bottom wall defines a cutout extending to the vent plate. Each of the two latches is fixed on each of the top wall and the bottom wall and includes an elastic arm and a fixing tab located on the elastic arm. The elastic arm is fixed on an inner surface of each of the top wall and the bottom wall. The fixing tab extends out of each cutout of the top wall and the bottom wall, and the elastic arm is resiliently deformable to retract the fixing tab into the bracket.

Abstract: A mounting apparatus includes a mounting member and a cage configured for receiving a fan. The cage includes two side plates. Each of the two side plates defines a pair of first locking openings. The mounting member includes a body and two first mounting portions extending from each of two opposite sides of the body. The two first mounting portions engage in the first locking openings of the two side plates to secure the mounting member to the cage, for preventing the fan from moving out of the cage.

Abstract: A retention device includes a holder and an extractable casing mounted to the holder. The retention device includes a base, a cover opposite to the base, and a lateral plate extending from the base and interconnecting the base and the cover. The base, the side plates, and the cover cooperatively define a rectangular first cavity with an opening at a lateral side. The casing and the holder cooperatively define a second cavity. A size of the second cavity is less than that of the first cavity.

Abstract: An electronic device enclosure includes a chassis and a cover. The chassis defines two through holes and a receiving space configured to receive a power supply. The cover includes two latching portions. Each of the two latching portions is engaged in each of the through holes to engage the cover with the chassis, and the cover is configured to cover the receiving space when no power supply is received in the receiving space.