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 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 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.

Abstract: A detachable device case and top cover mounting structure includes a case, a top cover detachably covered on the case, and two spring members fixedly fastened to the top cover corresponding to a respective through hole in the top cover and adapted to engage respective engagement structures at the case, each spring member having a retaining portion adapted to engage the corresponding engagement structure at the case and a press portion for pressing by the user to disengage the retaining portion from the corresponding engagement structure, each engagement structure of the case having a beveled edge adapted to guide the retaining portion of the corresponding spring plate into engagement with the corresponding engagement structure.

Abstract: A computer apparatus mounting structure is constructed to include a mounting frame having a front stop portion, a computer apparatus inserted into the inside of the mounting frame, the computer apparatus having a stop flange, which is stopped against the front stop portion of the mounting frame to hold the computer apparatus in position, and a locking member coupled to the mounting frame and adapted to insert into locating holes in one side of the computer apparatus to hold the computer apparatus inside the mounting frame. The computer apparatus is a standard 5¼″ computer apparatus with the location and size of the locating holes made subject to the 5¼″ computer apparatus standards for quick installation.