Abstract: A locking device includes a housing, a first linking member, a second linking member, a push-pull member, and a stopper. The push-pull member defines a first sliding groove. A first end portion of the first linking member is slidably received in the first sliding groove, and a second end portion of the first linking member is rotationally fixed on the housing. The housing defines a second sliding groove. The stopper is slidably received in the second sliding groove. A second end portion of the second linking member is rotationally mounted on the first linking member. The first end portion of the first linking member is driven by the push-pull member to move along the first sliding groove, which drives the second linking member to rotate, which drives the stopper to move along the second sliding groove.

Abstract: A storage system includes a chassis, a storage module, and a controller module. The storage module and the controller module are mounted to the chassis. The storage module includes a housing, a storage member, and an adapter plate. The storage member is fixed to the housing and is configured to store data. The adapter plate is fixed to the housing and is detachably connected to the storage member and the controller module.

Abstract: A functional module includes an electronic component and a fixing assembly. The fixing assembly includes a base, a handle slidably mounted on the base, a rotating shaft mounted on the base, and a latching hook rotationally mounted on the base by the rotating shaft. The electronic component is mounted on the base. The latching hook includes a latching portion protruding out of the base. The handle includes a lifting portion inclined relative to the base and configured to resist against an end of the latching hook opposite the rotating shaft. When the handle is pulled out, the latching hook is driven by the lifting portion to rotate about the rotating shaft, and the latching portion is retracted within the base.

Abstract: A storage system includes a chassis, a storage module, and a controller module. The storage module and the controller module are mounted to the chassis. The storage module includes a housing, a storage member, and an adapter plate. The storage member is fixed to the housing and is configured to store data. The adapter plate is fixed to the housing and is detachably connected to the storage member and the controller module.

Abstract: A server casing using a sliding apparatus for blade servers includes a chassis and the sliding apparatus. The chassis includes a blocking member. The sliding apparatus includes a first fastening plate, a second parallel fastening plate mounted to the first fastening plate, and a sliding plate configured to be slidably connected to the second fastening plate. The sliding plate is received between the first fastening plate and the second fastening plate and a locking member includes a first end and a second end. The first end is rotatably connected to the second fastening plate and includes a locking portion, the second end is connected to the sliding plate. The locking portion can move between a locking position, where the locking member is locked by the blocking member, and an unlocking position, where the locking member is unlocked by the blocking member.

Abstract: A hard disk bracket for selectively mounting a first type of hard disk or a second type of hard disk includes a mounting frame, a rotating arm, a first rotating bracket, a second rotating bracket, a first latching member, and a second latching member. The rotating arm has one end rotationally coupled to the mounting frame and a second end configured to release or latch the hard disk. The first rotating bracket has one end rotationally coupled to the mounting frame and a second end rotatable about the first end. The second rotating bracket has one end rotationally coupled to the rotating arm and a second end rotatable about the first end. The first latching member is mounted to the mounting frame. The second latching member is mounted to the rotating arm.

Abstract: A double-lever handle includes a main handle and an assisting handle. The main handle is rotationally mounted to a support body to form a first rotating pair. The assisting handle includes a power arm portion. The power arm portion is rotationally coupled to an end of the main handle away from the first rotating pair to form a second rotating pair. An end of the main handle adjacent to the first rotating pair defines a first latching slot. The main handle rotates about a first latching pin latched in the first latching slot. An end of the power arm adjacent to the second rotating pair defines a second latching slot. The power arm rotates about a second latching pin latched in the second latching slot.

Abstract: A server casing using a sliding apparatus for blade servers includes a chassis and the sliding apparatus. The chassis includes a blocking member. The sliding apparatus includes a first fastening plate, a second parallel fastening plate mounted to the first fastening plate, and a sliding plate configured to be slidably connected to the second fastening plate. The sliding plate is received between the first fastening plate and the second fastening plate and a locking member includes a first end and a second end. The first end is rotatably connected to the second fastening plate and includes a locking portion, the second end is connected to the sliding plate. The locking portion can move between a locking position, where the locking member is locked by the blocking member, and an unlocking position, where the locking member is unlocked by the blocking member.

Abstract: An electronic apparatus includes a rack, a chassis slidably moved into the rack, and a fixing assembly. A positioning hole is defined near a front edge of the rack. The fixing assembly includes a fixing device fixed on a front wall of the chassis, a pushing member rotatably coupled with a lower portion of the front wall, and a threaded member. The pushing member includes a pushing tip capable of extending into the positioning hole. A rotary member and a sliding member are assembled in the fixing device; an elastic member is disposed between the fixing device and the sliding member. The rotary member defines a threaded hole; the threaded member extends through the pushing member to engage in the threaded hole. A number of teeth extend from a periphery of the rotary member, a bulge of the sliding member and is capable of insetting between two adjacent teeth.

Abstract: An electronic apparatus includes a rack, a chassis slidably moved into the rack, and a fixing assembly. A positioning hole is defined near a front edge of the rack. The fixing assembly includes a fixing device fixed on a front wall of the chassis, a pushing member rotatably coupled with a lower portion of the front wall, and a threaded member. The pushing member includes a pushing tip capable of extending into the positioning hole. A rotary member and a sliding member are assembled in the fixing device; an elastic member is disposed between the fixing device and the sliding member. The rotary member defines a threaded hole; the threaded member extends through the pushing member to engage in the threaded hole. A number of teeth extend from a periphery of the rotary member, a bulge of the sliding member and is capable of insetting between two adjacent teeth.

Abstract: A fixing device for circuit boards with different thickness includes a base board, a number of posts, and a number of fasteners extending through the circuit board and engaging with the posts. A number of fixing holes are defined in the base board. Each post includes a first threaded portion and a second threaded portion selectively screwed in the corresponding fixing holes of the base board. The length of the second threaded portion is different from the length of the first threaded portion. The circuit board is to be supported on a distal end of one of the first and second threaded portions that is not to be screwed in the fixing hole.

Abstract: A fixing device for circuit boards with different thickness includes a base board, a number of posts protruding from the base board, a number of resilient brackets for mounting to the posts, and a number of fasteners inserted through one of the circuit boards and the resilient brackets to engage with the protruding posts, thereby urging the deformation of the resilient brackets according to the thickness of the particular circuit board.

Abstract: A hard disk drive (HDD) module includes a bracket with two opposite sidewalls, an HDD, and a positioning element rotatably mounted between the sidewalls of the bracket. Each sidewall defines a leading slot and a latching slot communicating with the leading slot. Two blocks extend from opposite sides of the HDD. When the blocks enter the corresponding leading slots, the latching element is rotated to push the HDD to move, with the blocks moving into engagement with the corresponding latching slots, to assemble the HDD in the bracket.

Abstract: A mounting apparatus includes a bracket for fixing a data storage device, a handle pivotably mounted to the bracket, and a resisting member movably attached to an outer surface of the bracket. The handle includes a pressing portion. The resisting member includes a resisting portion and a connecting portion formed from one end of the resisting portion. When the handle is operated to pivot toward the bracket, the pressing portion resists against the connecting portion to bias the resisting portion to be deformed away from the outer surface of the bracket.

Abstract: A fixing device for circuit boards of different thicknesses includes a base board, a number of posts protruding from the base board, a number of resilient brackets respectively mounted to the posts, a number of blocks respectively received in the resilient brackets and stacked on top of the corresponding posts, and a number of fasteners inserted through the circuit board, and the resilient brackets, and the blocks, to engage in the posts.

Abstract: A mounting apparatus includes an enclosure, a bracket for fixing a data storage device, and a resisting member. The bracket includes a base and a handle pivotably mounted to the base. The handle includes a pressing portion. The resisting member is pivotably mounted to the bracket. When the handle is rotated toward the base, the pressing portion of the handle presses a first portion of the resisting member to pivot the resisting member. A second portion of the resisting member extends through the bracket to resist against the enclosure.

Abstract: A mounting apparatus includes an enclosure, a bracket for fixing a data storage device, and a resisting member movably attached to an outer surface of the bracket. The enclosure includes a pressing portion. The resisting member includes a resisting portion and a connecting portion formed from one end of the resisting portion. When the bracket is received in the enclosure, the pressing portion resists against the connecting portion to move the resisting portion toward the enclosure to firmly fix the bracket to the enclosure.

Abstract: A mounting apparatus includes an enclosure, a bracket for fixing a data storage device, an assistant plate arranged between the bracket and the enclosure, a handle pivotably mounted to the bracket, and a resisting member. The assistant plate defines a through hole and a locking hole. A handle with a locking portion is pivotably attached to the bracket. The resisting member is slidably mounted between the assistant plate and the first sidewall. The resisting member includes a pull portion corresponding to the through hole, and a resilient tongued portion engaged in the through hole of the assistant plate. When the handle is rotated toward to the base, the locking portion of the handle extends through the locking hole of the assistant plate to engage with the pull portion to move the resisting member to deform the tongued portion, such that the tongued portion is raised to resist against the bracket.

Abstract: An enclosure includes a sidewall and a nut assembly. The sidewall defines a through hole therein. The nut assembly is detachably positioned on the sidewall. The nut assembly includes a nut and a resilient tab. The nut includes a base and a post extending from the base. The post extends through the through hole. The tab is secured on the post. The sidewall is sandwiched between the base and the tab.

Abstract: A cage nut includes a substantially rectangular base portion, two sidewalls, two stopper portions, two arm portions, two clamping portions, and a nut. The sidewalls extend from two opposite edges of the base portion. Each stopper portion extends from an end of a corresponding sidewall away from the base portion. The two stopper portions extend toward each other. Each arm portion extends outwardly from an end of a corresponding stopper portion. Each clamping portion extends from an end of a corresponding arm portion and includes a first side edge and a second side edge. The first side edge and the second side edge are arranged in an angle. The angle is equal to or less than about degrees. The clamping portions extend away from each other. The base portion, the two sidewalls and the two stopper portions define a receiving space. The nut is received in the receiving space.