Abstract: A slide rail assembly includes a first rail, a second rail slidably received in the first rail, a mounting bracket fixed to the second rail, a positioning member movably mounted to the mounting bracket, and a releasing member slidably mounted to the second rail. The first rail includes a holding portion. The positioning member engages with the holding portion to prevent the second rail from sliding into or out of the first rail. By sliding the releasing member, the releasing member drives the positioning member to disengage from the holding portion of the first rail, thereby enabling the second rail to slide into or out of the first rail.

Abstract: A data storage device is inserted in an information handling apparatus, and is prevented from being accidentally disconnected from the information handling apparatus by a locking mechanism. The locking mechanism includes a frame receiving the data storage device, and a retainer mounted to the frame. The retainer includes two resilient arms extending out of the frame to be correspondingly secured in two retaining holes defined in the information handling apparatus.

Abstract: An exemplary computer system includes a casing, and plural brackets, hard disk drives, cooling fans and system fans received in the casing. The casing defines plural through holes and ventilating holes at two opposite sides thereof, respectively. The brackets are evenly distributed in the casing side by side along a direction perpendicular to each of the two opposite sides of the casing. Each bracket includes two parallel boards each defining plural apertures. The hard disk drives each are sandwiched between the two parallel boards of one bracket. The hard disk drives and the apertures are alternating. The cooling fans are disposed between the brackets. The system fans are received in the casing, and located between the brackets and the ventilating holes. The cooling fans and systems are aligned in series.

Abstract: An enclosure of an electronic device includes a chassis defining an opening, a cover attached to the chassis to shield the opening of the chassis, and a latch apparatus mounted to the cover to lock the cover to the chassis. The latch apparatus includes a driving mechanism, a first latch mechanism, and a second latch mechanism. The first and the second latch mechanisms are connected to the driving mechanisms. The driving mechanism is manipulated to operate the first latch mechanism to engage with a first edge of the chassis, and drive the second latch mechanism to engage with a second edge of the chassis.

Abstract: A mounting apparatus for fixing an expansion card to a circuit board, includes a mounting member fixed on the circuit board, and a locking member. The mounting member includes a pivot portion and a mounting portion formed on two ends thereof respectively. A hook extends from the pivot portion. The locking member includes a connecting portion and a latch portion formed on two ends thereof respectively. A notch is defined in the connecting portion. The locking member is pivotably connected to the mounting member via the connecting portion of the locking member connecting to the pivot portion of the mounting member. The latch portion is capable of being inserted in the mounting portion to fix the expansion card to the supporter. The hook is capable of engaging in the notch to confine the locking member relative to the mounting member.

Abstract: A mounting apparatus includes a receiving tray receiving a data storage device, a rack receiving the receiving tray, a rotatable shaft, two pivoting members fixed to the rotatable shaft, two resilient members, and a cover detachably mounted to the rack. The clamping protrusion protrudes out from the receiving tray. The rotatable shaft includes a latching portion. The resilient members are mounted to the corresponding pivoting members, and each resilient member resists against the rack and the corresponding pivoting member. When the cover is mounted to the rack, the pivoting members are rotated together with the rotatable shaft. Therefore, the latching portion rotates to engage with the clamping protrusion, and the resilient members are deformed. When the cover is removed from the rack, the resilient members are released to rotate the pivoting members together with the rotatable shaft. The latching portion rotates to disengage from the clamping protrusion.

Abstract: A mounting apparatus is provided for holding a data storage device. The mounting apparatus includes a bracket to receive the data storage device, and a latching unit. The bracket includes a first side plate. The latching unit includes a fixing tray fixed to the first side plate, a sliding member slidably mounted in the fixing tray, and a pushing member pivotably mounted to the fixing tray. The pushing member includes a pressed portion operable of resisting against the sliding member, and a moving portion to abut against the data storage device. When the sliding member is slid in the fixing tray to move the pressed portion, the pushing member is rotated. Therefore, the moving portion is rotated to eject the data storage device from the bracket.

Abstract: A mounting apparatus is provided for a data storage device. The mounting apparatus includes a mounting bracket receiving the data storage device, and a number of vibration absorbing members attached to opposite sides of the data storage device. Two sliding slots are respectively defined in opposite sidewalls of the mounting bracket. Each of the vibration absorbing members includes a fastener engaged with a corresponding side of the data storage device, a supporter slidably received in a corresponding sliding slot of the mounting bracket, and a damping body sandwiched between the fastener and the supporter.

Abstract: A mounting apparatus receives a data storage device with a plurality of posts. The mounting apparatus includes a bracket, and a latching unit mounted to the bracket. The latching unit includes a fixing tray, a sliding member slidably mounted in the fixing tray, and a resisting member mounted to the sliding member and resisting the post. When the sliding member is slid in the fixing tray along a first direction to resist the resisting member, the resisting member is moved into the fixing tray along a second direction perpendicular to the first direction. When the sliding member is slid in the fixing tray along a third direction opposite to the first direction, the resisting member is moved outside the fixing tray along a fourth direction opposite to the second direction.

Abstract: A mounting apparatus includes a receiving tray receiving a data storage device, a rack receiving the receiving tray, a rotatable shaft, two pivoting members fixed to the rotatable shaft, two resilient members, and a cover detachably mounted to the rack. The clamping protrusion protrudes out from the receiving tray. The rotatable shaft includes a latching portion. The resilient members are mounted to the corresponding pivoting members, and each resilient member resists against the rack and the corresponding pivoting member. When the cover is mounted to the rack, the pivoting members are rotated together with the rotatable shaft. Therefore, the latching portion rotates to engage with the clamping protrusion, and the resilient members are deformed. When the cover is removed from the rack, the resilient members are released to rotate the pivoting members together with the rotatable shaft. The latching portion rotates to disengage from the clamping protrusion.

Abstract: An exemplary mounting apparatus for an expansion card with an end plate includes a mounting bracket, and a retaining member slidably attached to the bracket. The mounting bracket includes a supporting panel having a protruding bridge extending therefrom, and a pair of flanges defining a pair of slanting railways therein. The retaining member includes a hook depending from a retaining wall, and a pair of sliding bars extending from a pair of sidewalls. The sliding bars slide along the railways to sandwich the end plate of the expansion card between the supporting panel and the retaining wall. The hook engages with the protruding bridge to lock the retaining member to the mounting bracket.

Abstract: A mounting apparatus for fixing an expansion card to a circuit board, includes a mounting member fixed on the circuit board, and a locking member. The mounting member includes a pivot portion and a mounting portion formed on two ends thereof respectively. A hook extends from the pivot portion. The locking member includes a connecting portion and a latch portion formed on two ends thereof respectively. A notch is defined in the connecting portion. The locking member is pivotably connected to the mounting member via the connecting portion of the locking member connecting to the pivot portion of the mounting member. The latch portion is capable of being inserted in the mounting portion to fix the expansion card to the supporter. The hook is capable of engaging in the notch to confine the locking member relative to the mounting member.

Abstract: A mounting apparatus for aiding in mounting a plurality of long expansion cards in electrical devices includes a rack, and a fixing member. Each of the expansion cards defines an aperture in one end thereof. The rack includes a supporting shelf, a beam, and a fixing plate. The fixing member is slidably attached to the fixing plate of the rack and includes a plurality of hooks extending therefrom. The hooks movably engage in apertures to secure the expansion cards.

Abstract: A mounting apparatus for mounting a plurality of expansion cards (50) in a computer includes a chassis (10), a rack (40), a fixing member (60), and a locking member (70). The chassis includes a rear panel (12). The rack is attached to the chassis and includes a fixing plate (42) parallel to the rear panel. The fixing member is attached to the fixing plate and pivotally secures ends of the expansion cards with cover pieces (53) to the rear panel. The locking member is rotatably attached to the fixing plate of the rack and includes a plurality of hooks (715) extending therefrom. The hooks engage in apertures (51) defined in the other ends of the expansion cards.

Abstract: A mounting apparatus for a fan includes a bracket, and a fan lid. The bracket includes two opposite locking plates for holding the fan therebetween. Each of the locking plates defines a locking hole therein. The fan lid includes a body attached to the fan, and a pair of resilient securing portions extending from the body. Each of the securing portions includes a vertical portion that protrudes a protrusion for being engaged in a corresponding locking hole of the bracket, and a horizontal portion forming an operation member for being pulled when disassembling the fan from the bracket.

Abstract: An exemplary mounting apparatus for an expansion card with an end plate includes a mounting bracket, and a retaining member slidably attached to the bracket. The mounting bracket includes a supporting panel having a protruding bridge extending therefrom, and a pair of flanges defining a pair of slanting railways therein. The retaining member includes a hook depending from a retaining wall, and a pair of sliding bars extending from a pair of sidewalls. The sliding bars slide along the railways to sandwich the end plate of the expansion card between the supporting panel and the retaining wall. The hook engages with the protruding bridge to lock the retaining member to the mounting bracket.

Abstract: A mounting apparatus for a fan includes a bracket, and a fan lid. The bracket includes two opposite locking plates for holding the fan therebetween. Each of the locking plates defines a locking hole therein. The fan lid includes a body attached to the fan, and a pair of resilient securing portions extending from the body. Each of the securing portions includes a vertical portion that protrudes a protrusion for being engaged in a corresponding locking hole of the bracket, and a horizontal portion forming an operation member for being pulled when disassembling the fan from the bracket.

Abstract: A mounting apparatus for aiding in mounting a plurality of long expansion cards in electrical devices includes a rack, and a fixing member. Each of the expansion cards defines an aperture in one end thereof. The rack includes a supporting shelf, a beam, and a fixing plate. The fixing member is slidably attached to the fixing plate of the rack and includes a plurality of hooks extending therefrom. The hooks movably engage in apertures to secure the expansion cards.

Abstract: A mounting apparatus for mounting a plurality of expansion cards (50) in a computer includes a chassis (10), a rack (40), a fixing member (60), and a locking member (70). The chassis includes a rear panel (12). The rack is attached to the chassis and includes a fixing plate (42) parallel to the rear panel. The fixing member is attached to the fixing plate and pivotally secures ends of the expansion cards with cover pieces (53) to the rear panel. The locking member is rotatably attached to the fixing plate of the rack and includes a plurality of hooks (715) extending therefrom. The hooks engage in apertures (51) defined in the other ends of the expansion cards.

Abstract: The present invention relates to a novel catalyst composition and a novel process for synthesizing methyl acrylate from methyl formate and acetylene, in which methyl formate reacts with acetylene in the presence of a main catalyst comprising one or more compounds selected from RuCl.sub.3, Ni(CH.sub.3 COO).sub.2, NiBr.sub.2, NiI.sub.2, NiSO.sub.4, Ni(NO.sub.3).sub.2, PdCl.sub.2, CoCl.sub.2, Rh.sub.3 (CO).sub.12 and RhCl.sub.3, and the catalyst promoter comprising one or more compounds selected from CuSO.sub.4, NaI, KI and CH.sub.3 I, at a temperature of 120.about.240.degree. C., and under reaction pressure of 1.0.about.10.0 MPa, a molar ratio of methyl formate to acetylene ranges form 0.1:1 to 20:1. The yield of methyl acrylate may reach to 63%.