Abstract: A rail device and a server are provided. The server includes a rack, at least one chassis, and a rail device. The rail device is disposed on the rack and the chassis that the chassis moves between a first position and a second position relative to the rack. The rail device includes a first rail, a second rail, a bracket, a driver, and a first latch. The first rail on the rack has an actuator, a first stopper, and a second stopper. The bracket has two ends slidably disposed at the first and the second rails individually. The driver is slidably disposed on the bracket. The first latch disposed on the chassis latches and pushes the driver forward when the chassis moves away from the first position. The first and the second stoppers then block movement of the driver and the bracket that the chassis moves to the second position.

Abstract: A rail device and a server are provided. The server includes a rack, at least one chassis, and a rail device. The rail device includes a first rail and a bracket. The first rail is installed in the chassis. The bracket includes a second rail and a supporter, and the second rail is mounted onto the rack. The supporter has a first end and a second end. The first end is coupled to the second rail, and the second end is slidably disposed at the first rail, so that the chassis moves between a first position and a second position relative to the rack. When the chassis is located at the second position, the first end leans against the second rail, and the second end leans against the first rail, so that the supporter supports the chassis on the rack.

Abstract: A locking structure applied on a board sliding in a track. The board has locating hole. The locking structure includes a moving member and a locking plate respectively disposed on the board. The moving member has a pull ring portion, a first extending arm, a second extending arm, a first contact portion and a second contact portion. The locking plate has a first engaging arm and a second engaging arm, wherein the first engaging arm leans against the first contact portion and the second engaging arm leans against the second contact portion when a loading is applied to the moving member via the pull ring portion to push the moving member from an initial position to a disengaging position. The first extending arm and the second extending arm apply a resilient force to drive the moving member from the disengaging position back to the initial position.

Abstract: A cabinet includes chassis with an inner surface, a drawer slidably connected with the chassis, a cable chain comprises a plurality of chain monomers, and a spring fastened on the inner surface. Each immediately-adjacent two chain monomers are pivotally concatenated, and the cable chain is bendable within the same plane. An end of the cable chain is connected the inner surface and the cable chain bends back to connect the drawer with the other end thereof. The spring contacts a part of the cable chain to push the part of the cable chain toward the inner surface.

Abstract: An unlocking structure including a board element, a locking element, and a guiding element is provided. The board element has a first surface, a second surface, and at least one first opening. The locking element with at least one hook and at least one first elastic arm is disposed on the first surface of the board element. The hook is connected to the first elastic arm and passes through the first opening to protrude from the second surface of the board element. The guiding element is slidingly disposed on the first surface of the board element and is located between the board element and the locking element. The guiding element has at least one guiding inclined plane. The guiding inclined plane is suitable to structurally interfere with the first elastic arm, so as to drive the hook to exit from the second surface towards the first surface.

Abstract: A cable chain includes clockwise sections and counter-clockwise sections alternatively arranged and connected in series. Each clockwise section has concatenated clockwise chain monomers, wherein an included angle between each two clockwise chain monomers is limited from 0 degree to 180 degrees. Each counter-clockwise section has concatenated counter-clockwise chain monomers, wherein the included angle between each two counter-clockwise chain monomers is limited from 180 degrees to 360 degrees. Therefore, the cable chain may be bent back and forth like a letter W.

Abstract: A guiding structure of a connector includes a holder and an operating element. The holder has a board and at least one connector accommodating cavity. The board is adapted to extend from an inserting hole to a connector slot, and the connector accommodating cavity is disposed on the board. The operating element is slanted on the board and has a bending portion and a fixing portion. The bending portion abuts against the board and the fixing portion has a first fastening part extending toward a guideway, and the first fastening part is adapted to lock with a second fastening part on a predetermined position of the guideway.

Abstract: A fastening mechanism for fastening a functional board onto circuit boards separately disposed in a casing of an electronic device is proposed, the fastening mechanism including: a pinch unit adapted to pinch-hold the functional board; an elastic unit disposed on the pinch unit and extending in a direction away from the functional board, such that when a cover board of the electronic device covers the casing, the elastic unit is pressed down by the cover board and is flexibly distorted to transfer action power generated from the flexible distortion to the pinch unit, thereby fixedly affixing the functional board onto the circuit boards of the electronic device and overcoming the defects of known techniques.

Abstract: A removable device is proposed, which includes a body, a removing handle, a panel, and a snap-fit element. The removing handle has one end pivotally connected to one side of the body and the other end formed with a snap-fit portion. The panel is disposed on the side of the body and is provided with an installation hole and an elastic portion located at the installation hole. The snap-fit element is installed in and partly covers the installation hole, for snap-fit engagement with the snap-fit portion of the removing handle. The snap-fit element includes an extending portion pressing against the elastic portion, such that the elastic portion provides the snap-fit element with the elasticity required to move in relation to the installation hole. Accordingly, the above removable device solves the drawbacks of complicated numerous constituent components of a conventional removable device.

Abstract: A fixing structure of a circuit board for fixing the circuit board in a case is proposed. The fixing structure includes a first limiting portion, a first fixing portion and a post of a first attaching portion retained in the case; and a second limiting portion, a second fixing portion and a second attaching portion formed on the circuit board. The second limiting portion and the second fixing portion are respectively located corresponding to the first limiting portion and the first fixing portion for preventing the circuit board and the case from moving to all directions. Furthermore, the second attaching portion can be attached to the first attaching portion to fix the positions of the circuit board and the case. By such arrangement, the number of locking elements can be decreased to reduce time consumed for assembly and detachment.

Abstract: A positioning member for securing in position an add-on board is proposed, which is disposed inside an electronic device. The positioning member includes a coupling portion for coupling the positioning member to the inside of the electronic device, and a block portion attached to the coupling portion for preventing the add-on board electrically connected to a motherboard installed inside the electronic device from occurring any undesirable displacement. As the block portion is capable of being resiliently movable relative to the coupling portion, it allows the engagement and disengagement of the add-on board with the motherboard to be easily carried out without use of any auxiliary tool.

Abstract: The present invention provides a shield member for covering the slot of an electronic device, including at least a body for inserting and pluggable into the slot; a slide block disposed on the surface of the body and corresponding to the slot; and an elastic portion disposed on the surface of the slide block and elastically contacting the wall of the slot for the body to be tightly inserted into the slot. The invention employs the elastic portion to allow a body having a minimum length required to be inserted tightly into the slot, thereby reducing the material cost.

Abstract: The present invention provides a shield member for covering the slot of an electronic device, including at least a body for inserting and pluggable into the slot; a slide block disposed on the surface of the body and corresponding to the slot; and an elastic portion disposed on the surface of the slide block and elastically contacting the wall of the slot for the body to be tightly inserted into the slot. The invention employs the elastic portion to allow a body having a minimum length required to be inserted tightly into the slot, thereby reducing the material cost.

Abstract: A gripping mechanism for securing in position a bridge board electrically connecting two circuit boards is disclosed. An electrical connecting portion is installed on both of the circuit boards, for electrical connection with the bridge board which has a terminal at both ends. The gripping mechanism includes a gripping component formed by a metal wire bent and pivotally installed at one end of the electrical connecting portion. The gripping component is rotatable so as to better secure in position the bridge board to the circuit boards after the terminals of the bridge board are respectively inserted into the electrical connecting portions of the circuit boards.

Abstract: A positioning member for securing in position an add-on board is proposed, which is disposed inside an electronic device. The positioning member includes a coupling portion for coupling the positioning member to the inside of the electronic device, and a block portion attached to the coupling portion for preventing the add-on board electrically connected to a motherboard installed inside the electronic device from occurring any undesirable displacement. As the block portion is capable of being resiliently movable relative to the coupling portion, it allows the engagement and disengagement of the add-on board with the motherboard to be easily carried out without use of any auxiliary tool.

Abstract: A fastening mechanism for fastening a functional board onto circuit boards separately disposed in a casing of an electronic device is proposed, the fastening mechanism including: a pinch unit adapted to pinch-hold the functional board; an elastic unit disposed on the pinch unit and extending in a direction away from the functional board, such that when a cover board of the electronic device covers the casing, the elastic unit is pressed down by the cover board and is flexibly distorted to transfer action power generated from the flexible distortion to the pinch unit, thereby fixedly affixing the functional board onto the circuit boards of the electronic device and overcoming the defects of known techniques.

Abstract: A fixing structure of a circuit board for fixing the circuit board in a case is proposed. The fixing structure includes a first limiting portion, a first fixing portion and a post of a first attaching portion retained in the case; and a second limiting portion, a second fixing portion and a second attaching portion formed on the circuit board. The second limiting portion and the second fixing portion are respectively located corresponding to the first limiting portion and the first fixing portion for preventing the circuit board and the case from moving to all directions. Furthermore, the second attaching portion can be attached to the first attaching portion to fix the positions of the circuit board and the case. By such arrangement, the number of locking elements can be decreased to reduce time consumed for assembly and detachment.

Abstract: A removable device is proposed, which includes a body, a removing handle, a panel, and a snap-fit element. The removing handle has one end pivotally connected to one side of the body and the other end formed with a snap-fit portion. The panel is disposed on the side of the body and is provided with an installation hole and an elastic portion located at the installation hole. The snap-fit element is installed in and partly covers the installation hole, for snap-fit engagement with the snap-fit portion of the removing handle. The snap-fit element includes an extending portion pressing against the elastic portion, such that the elastic portion provides the snap-fit element with the elasticity required to move in relation to the installation hole. Accordingly, the above removable device solves the drawbacks of complicated numerous constituent components of a conventional removable device.

Abstract: A structure for assembling a cover to an electronic device is provided. The electronic device has a receiving space to be covered by the cover. The cover is formed with a coupling portion on one side thereof. At least one guiding unit is formed on one side of the receiving space of the electronic device, and is provided with a first positioning portion at one end thereof. At least one sliding unit is formed on another side of the cover, and can be coupled to the guiding unit and slide in relation to the guiding unit. The sliding unit is provided with a second positioning portion at an end thereof relatively far from the coupling portion, wherein the second positioning portion can be coupled to the first positioning portion, so as to limit vertical movement of the cover in relation to the electronic device.

Abstract: An anti-shock structure for a data storage device is proposed. The anti-shock structure mountable to an enclosure of an electronic device can protect a data storage device received in the anti-shock structure against shock coming from the enclosure of the electronic device. The anti-shock structure includes a base having a first positioning portion and at least a first position limit portion disposed thereon, and a circuit board having a second positioning portion and a second position limit portion. The data storage device is received in the base and electrically connected to the electronic device through the circuit board. The circuit board is movably mounted to the base with its second positioning portion being movably matched to the first positioning portion of the base for positioning the circuit board and its second position limit portion being engaged with the first position limit portion for preventing the circuit board from detaching from the base.