Abstract: An electronic device with an airflow guiding duct includes a chassis, an airflow guiding duct, and a top cover. The chassis includes a bottom wall and a sidewall perpendicular to the bottom wall. A circuit board is mounted on the bottom wall. A pair of securing members protrudes from a top of the sidewall. The airflow guiding duct includes a top wall and a plurality of securing slots defined in the top wall corresponding to the securing members, for the securing members being lockingly engaging in the securing slots, thereby limiting movement of the airflow guiding duct in directions parallel to the circuit board. The cover is mounted on the chassis and abuts against the top wall of the airflow guiding duct, for limiting movement of the airflow guiding duct in a direction perpendicular to the circuit board.

Abstract: A computer system includes a chassis (10), a securing panel (30), a motherboard (20), and a heat sink (40). The chassis includes a plate (12) having at least one positioning post (14) extending upwardly therefrom. The securing panel defines a plurality of screw holes (38) and at least one positioning hole (34) for the at least one positioning post extending therethrough. The motherboard is placed on the securing panel and secured with the chassis. The motherboard includes a plurality of through holes (22) corresponding to the plurality of screw holes of the securing panel and an electronic component (50) located among the through holes. The heat sink with a plurality of fastening bolts (42) placed on the electronic component. The fastening bolts of the heat sink are screwed into the through holes of the motherboard and the screw holes of the securing panel to fasten the securing panel and the heat sink at opposite sides of the motherboard.

Abstract: A computer enclosure includes a rear plate (20) defining a through opening (22) therein, a mounting bracket (30) secured on the rear plate to cover the through opening of the rear plate, and an interchangeable I/O plate (50). The mounting bracket includes a top wall (32) perpendicular to the rear plate and, a front wall (36) parallel to the rear plate. The top wall forms an engaging tab (322) thereon. The front wall defines a through opening (362) 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 (532) therein for receiving the engaging tab of the mounting bracket. A locking piece (57) 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 data storage device carrier assembly includes a first carrier, a second carrier, and a bracket. The first carrier includes a pair of parallel side walls configured for mounting large data storage devices therebetween. The second carrier includes a pair of parallel side plates configured for mounting small data storage devices therebetween. A distance between the pair of side plates of the second carrier is less than a distance between the pair of side walls of the first carrier. The bracket is attached on one of the side plates of the second carrier to cooperatively form a unit having a width approximately same as the distance between the pair of side walls of the first carrier. The unit is mountable between the side walls of the first carrier.

Abstract: A drive bracket assembly for carrying data storage devices, includes a first carrying bracket having a pair of side walls, a second carrying bracket mounted in the first carrying bracket, and a locking latch. The second carrying bracket includes a pair of side walls. A securing member including a first blocking tab formed on each side wall of the second carrying bracket. A locking latch is resiliently and moveably attached to one of the side walls of the first carrying bracket. A blocking member corresponding to the first blocking tab of the securing member is formed on the locking latch, for preventing a movement of the second carrying bracket along a first direction parallel to the side walls of the first carrying bracket. The first carrying bracket can be mounted in the first carrying bracket for carrying small type data storage devices. The second carrying bracket can be removed from the first carrying bracket so that the first carrying bracket can hold more large type data storage devices.

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 detachable case assembly is disclosed to include a case body, which has front and rear angled slots, a partition plate, which separates the case body into a front and a rear holding space, a front cover, which covers the front half of the top side of the case body and which has locating rods for engaging into the front angled slots of the case body and a rear edge supported on the protruded bearing portions of the partition plate, and a rear cover, which covers the rear half of the top side of the case body and which has locating rods for engaging into the rear angled slots of the case body, a front flange supported on the partition plate and spaced below the rear edge of the front cover, raised contact portions maintained in close contact with the rear edge of the front cover.

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 mounting apparatus of a data storage device includes a chassis with a locking hole defined in a side wall of the chassis, a bracket configured for received the data storage device therein, a locking piece, and a driving post. The bracket is slidably received in the chassis. The bracket comprises a head portion with a guiding slot defined therein. The locking piece has a driven edge. The locking piece is slidably attached to the head portion of the bracket with the driven edge crossing the guiding slot and the locking piece inserted in the locking hole of the chassis. The driving post inserts in the guiding slot and resists against the driven edge of the locking piece. The driving post moves in the slot and exerts force on the driven edge of the locking piece to drive the locking piece to slide out of the locking hole.

Abstract: A screw-free fan bracket mounting structure includes a base frame mounted inside the case of a computer and a fan bracket fastened to the base frame for holding a cooling fan, the fan bracket having a top protruding block, a retaining block and a bottom hook, the base frame having an upper coupling hole, a retaining hole and a lower coupling hole for receiving the top protruding block, retaining block and bottom hook of the fan bracket respectively. The distance between the retaining block and bottom hook of the fan bracket is slightly greater than the distance between the retaining hole and lower coupling hole of the base frame so that the fan bracket is slightly compressed to produce an amount of plastic deformation and secured firmly to the base frame with an elastic force during installation.

Abstract: A computer server is disclosed having one of the set of drive bays thereof constructed in the form of a dual-purpose bay with a hard disk drive female connector and a combo device female connector so that a hard disk drive and a combo device can be alternatively installed in the dual-purpose bay, which combo device having a DVD-ROM male connector and a floppy disk drive male connector integrated into a combo device male connector electrically connectable to the combo device female connector of the dual-purpose bay.

Abstract: A computer server is disclosed having one of the set of drive bays thereof constructed in the form of a dual-purpose bay with a hard disk drive female connector and a combo device female connector so that a hard disk drive and a combo device can be alternatively installed in the dual-purpose bay, which combo device having a DVD-ROM male connector and a floppy disk drive male connector integrated into a combo device male connector electrically connectable to the combo device female connector of the dual-purpose bay.

Abstract: A computer server having a motherboard with a PCI riser card slot between a first upright bracket and a second upright bracket is disclosed a PCI riser card positioning structure, which includes a first locating hole formed in the top flange of the first upright bracket, a second locating hole formed in the top flange of the second upright bracket, and a auxiliary bracket bridged between the first upright bracket and the second upright bracket, the auxiliary bracket having a longitudinal panel and a PCI riser card mounted on the bottom side of the longitudinal panel, which having a mounting device and a locating plug respectively disposed at the two distal ends thereof and respectively fastened to the first locating hole and the second locating hole to guide the PCI riser card engaging into the PCI riser card slot for electrical connection.

Abstract: A detachable case assembly is disclosed to include a case body, which has front and rear angled slots, a partition plate, which separates the case body into a front and a rear holding space, a front cover, which covers the front half of the top side of the case body and which has locating rods for engaging into the front angled slots of the case body and a rear edge supported on the protruded bearing portions of the partition plate, and a rear cover, which covers the rear half of the top side of the case body and which has locating rods for engaging into the rear angled slots of the case body, a front flange supported on the partition plate and spaced below the rear edge of the front cover, raised contact portions maintained in close contact with the rear edge of the front cover.

Abstract: A support frame structure mounted inside the housing of a computer system for supporting electronic drives is disclosed to include a plurality of upright partition plates affixed to the bottom panel between two upright side panels of the housing, a cover plate fastened to the upright side panels of the housing and covered on the upright partition plates, and a detachable upright back panel, which has a bottom side engaged into notched locating strips at the back side of each upright partition plate and a top side terminating in a forwardly extended bend, which is covered on a rear part of the top of each upright partition plate and affixed thereto with a screw.

Abstract: The present invention relates to a latch hook structure for removable storage devices, comprising a removable storage device which has an ornamental front face and two sides where two tracks parallel to each other are mounted respectively, wherein at least one of the two tracks has a first sliding structure at the front end thereof; and a latch hook member correspondingly assembled to the front end of track, wherein latch hook member includes a straight plate having a front edge integrally formed with a latch hook part around which latch hook space is reserved and a second sliding structure corresponding to the first sliding structure to effect a relative slide backwards and forwards, and is further connected to the track with a restoring spring for providing latch hook member with a backward restoring elastic force to keep latch hook part aligned with ornamental front face of the removable storage device.

Abstract: A screw-free fan bracket mounting structure includes a base frame mounted inside the case of a computer and a fan bracket fastened to the base frame for holding a cooling fan, the fan bracket having a top protruding block, a retaining block and a bottom hook, the base frame having an upper coupling hole, a retaining hole and a lower coupling hole for receiving the top protruding block, retaining block and bottom hook of the fan bracket respectively. The distance between the retaining block and bottom hook of the fan bracket is slightly greater than the distance between the retaining hole and lower coupling hole of the base frame so that the fan bracket is slightly compressed to produce an amount of plastic deformation and secured firmly to the base frame with an elastic force during installation.

Abstract: A fan mounting structure is disclosed to include a mounting frame directly affixed to the border area of the air outlet of a fan with screws for securing the fan to a fan rack, having a side plate covering over one lateral side of the peripheral wall of the fan. The open type design of the mounting frame fits any of a variety of fans that have different height and shapes.

Abstract: A support frame structure mounted inside the housing of a computer system for supporting electronic drives is disclosed to include a plurality of upright partition plates affixed to the bottom panel between two upright side panels of the housing, a cover plate fastened to the upright side panels of the housing and covered on the upright partition plates, and a detachable upright back panel, which has a bottom side engaged into notched locating strips at the back side of each upright partition plate and a top side terminating in a forwardly extended bend, which is covered on a rear part of the top of each upright partition plate and affixed thereto with a screw.