Abstract: A burning device is provided for fuel cell to be run under high temperature. The burning device uses a specific-designed fuel spraying device having porous medium. The burning device can be used under different statuses of flow in the fuel cell. With the burning device, the fuel cell has improved efficiency by enhancing recycling of system heat and pollution of discharged waste gas is reduced.

Abstract: An exemplary electronic device includes a housing, a left rail and a right rail assembled in the housing, and a holder assembled on the left and right rails and received in the housing. The holder can slide out from the housing for securing a functional module thereon. The holder includes a bottom plate glidingly assembled on the left and right rails, and front and rear plates both pivotally secured on the bottom plate. The front and rear plates are both elastically biased to rotate about the bottom plate. When the holder is at least partially received in the housing, the front and rear plates are in original closed positions. When the holder is almost totally slid out from the housing, the front and rear plates rotate about the bottom plate to be in open positions for providing resilience to secure the functional module.

Abstract: A chassis includes a board defining a number of openings, and a number of fixing members detachably mounted on the board. Each fixing member includes a fastener and a holding piece. The fastener includes a blocking portion and a post extending from the blocking portion. The post defines a slot adjacent to the blocking portion. The holding piece fits about the fastener in the slot. The fastener extends through a corresponding opening of the board. An outer side of the board blocks the blocking portion, and an inner side of the board blocks the holding piece.

Abstract: A mounting device includes a clamping device, a spacing device, and a receiving device. The clamping device includes an upper clamping element and a lower clamping element. The upper clamping element includes a first side plate and an upper clamping plate, the first side plate defines a guiding element and a number of position holes thereon thereon. The lower clamping element includes a second side plate received in the guiding element and a lower clamping plate opposite to the upper clamping plate. The second side plate defines a spacing hole therethrough. The spacing device is positioned on the first side plate and extends outward a position pole, the poison pole penetrates the position hole and receives in the spacing hole for fixing the lower clamping element. The receiving device is rotatably connected with the first side plate and defines a receiving room.

Abstract: A container data center includes a container, at least one power supplying assembly, at least one cooling assembly, and at least one server assembly. The power supplying assembly, the cooling assembly, and the server assembly are received in the container. The cooling assembly is positioned between the power supplying assembly and the server assembly. The power supplying assembly includes a first frame and a plurality of power boxes supported in the first frame, and is for supplying power to the cooling assembly and the server assembly. The cooling assembly includes a second frame and a plurality of cooling devices supported in the second frame, and is for cooling the power supplying assembly and the server assembly. The server assembly includes a third frame and a plurality of servers supported in the third frame.

Abstract: A mounting apparatus includes a rack, two positioning members, two retaining members, and two latch members. The rack includes two first supports and two second supports. Each second support defines a plurality of locking holes. The positioning members are configured for attachment to an electronic device and engage with the first supports. The retaining members are configured for attachment to the electronic device and attached to the second supports. Each retaining member defines a through hole. Each latch member includes a first latch component and a second latch component. The first latch component includes two resiliently deformable securing pieces and defines a threaded hole. The securing pieces are received in one of the locking holes to secure the first latch components to the second supports. The second latch components pass through the through holes and are threaded in the threaded holes, to secure the retaining members to the second supports.

Abstract: A server includes a main board, a side panel having an attached female connector, an expansion card, and a lever. The expansion card includes a latching member having a pivot and a male connector. The lever includes an engaging portion defining a slot, and a main body connected to the engaging portion and pivotally connected to the main board. When the lever is rotated in a first direction, the pivot is slid into the slot, causing the engaging portion to engage with the latching member. Further rotating the lever in the first direction, the expansion card is urged to move toward the side panel until the male connector mate with the female connector. When the lever is rotated in a second direction opposite to the first direction, the expansion card is urged to move away from the side panel, causing the male connector to disengage from the female connector.

Abstract: An expansion card has at least one connector electrically coupled with at least one expansion slot of a server, and includes a shell defining at least one through slot, a main body, and a transmission element received in the shell. The transmission element includes a locating element, a connecting pole, and a fixing shaft. The connecting pole includes a head portion and a tail portion. The head portion defines a notch sleeving on the locating element. The tail portion extends outwards from the shell and defines a first hole. The fixing shaft is fixed on the shell and extends through the first hole. When the tail portion is pushed, the connecting pole rotates around the fixing shaft, the head portion drives the at least one connector to extends outwards or inwards from the at least one through slot, to electrically connected or disconnected to the at least one expansion slot.

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: An exemplary server cabinet includes an enclosure configured to house multiple servers therein, and a liquid cooling system. A heat conductive plate is positioned in the enclosure to be adjacent to the servers. The liquid cooling system includes a cooler located outside the enclosure, a conduit thermally connecting the cooler with the heat conductive plate, and a working liquid circulating in the conduit and the cooler. Heat generated by the servers is absorbed by the heat conductive plate and transferred to the cooler by the working liquid for dissipation.

Abstract: A location tracking method using a portable electronic device utilizes communication with a server through access points. The portable electronic device creates a database to restore information of the access points and scans the access points which can communicates and searches the information of the access points scanned from the database. The portable electronic device logs onto the access points and transmits transmitter packages including the access points scanned and scanning time of the access points to the server for tracking locations of the portable electronic device.

Abstract: A fixing apparatus for a circuit board includes a bottom plate, a number of supporting posts, a number of sleeves, and a number of fasteners. The supporting posts are formed on the bottom plate. The sleeves are detachably installed on the supporting posts, respectively. The fasteners extend through the circuit board and the corresponding sleeves, to engage in the supporting posts, respectively.

Abstract: A network notifying device applied to a first network device is provided, where the first network device is coupled to a second network device, and the network notifying device includes an interface control circuit, a clock generator and a counter. The interface control circuit is coupled to the second network device, and stores a notify command. The clock generator is utilized for generating a clock signal. The counter is coupled to the interface control circuit and the clock generator, and the counter counts the clock signal to periodically generate a trigger signal to the interface control circuit to trigger the interface control circuit to transmit the notify signal to the second network device. In addition, operations of the clock generator and the counter are independent from a processor of the first network device.

Abstract: A burner reformer is provided for a power generating system using fuel cell. A burner is contained inside the reformer. The reformer absorbs heat from the burner and other heat source to reduce heat loss and save connecting wires. The present invention avoids flashing back of hydrogen. When fuel is lean, flame would not easily die and the system can thus work stably.

Abstract: An exemplary card mounting apparatus is for selectively mounting either of two different types of peripheral component interconnect (PCI) cards. The card mounting apparatus includes a bracket member, a receiving member, and a latch body. The bracket member defines an opening. The receiving member engages with the bracket member. The latch body hinges the bracket member and the receiving member. The receiving member is slidable relative to the bracket member, changing a length of the opening of the bracket member to allow the bracket member to receive different types of PCI card.

Abstract: A hard disk drive includes a housing module configured to accommodate one of many different types of hard disk modules. Each hard disk module includes a number of connectors. The housing module includes a connecting board, and different types of connectors protruding from the connecting board, corresponding to the connectors of the different types of hard disk modules.

Abstract: A high-voltage battery charging system includes a rectifier circuit, a power factor correction circuit, a bus capacitor, an intermediate non-isolated DC-DC converting circuit, an intermediate output capacitor, and a non-isolated DC-DC converting circuit. The rectifier circuit is used for rectifying an AC input voltage into a rectified voltage. The power factor correction circuit is used for increasing a power factor of the rectified voltage and generating a bus voltage. The bus capacitor is used for energy storage and voltage stabilization. The intermediate non-isolated DC-DC converting circuit is used for boosting the bus voltage into an intermediate output voltage. The intermediate output capacitor is connected between an output terminal of the intermediate non-isolated DC-DC converting circuit and the common terminal COM for energy storage and voltage stabilization.

Abstract: An exemplary electronic device includes a case, an inner body and a pivotable arm pivotally connected on the inner body by a pivot. The case defines an opening at a first lateral side thereof and a latching hole at a second lateral side thereof adjacent to the opening. The inner body is inserted in the case through the opening. The pivotable arm includes a frame engaged in the latching hole of the case, a latching member pivotally connected to the frame by the pivot, and a resilient member. The latching member includes an inner end and an outer end at opposite sides of the pivot. The outer end of the latching member is engaged in the latching hole. The resilient member abuts against the inner end of the latching member such that the inner end of the latching member biases the inner body.

Abstract: An apparatus includes a board presenting a number of engaging portions and a post, and a matching casing containing a data storage device. The casing defines a number of engaging holes and a fixing member on one side. The fixing member includes a first sliding portion and a second sliding portion locating at opposite sides of the post which define a curving slot in which the post can slide. The fixing member is rotated to lock the casing to the board, and rotate back to unlock the casing from the board.

Abstract: A fixing apparatus includes a board presenting a number of engaging portions and a post, and a casing for containing a data storage device. The casing includes a bottom wall defining a number of engaging holes, an end wall perpendicularly connected to the bottom wall, and a fixing member pivotably mounted to the end wall. Each engaging hole may engage and lock an engaging portion. The fixing member forms a sliding portion having a slanted outer surface, and a protrusion connected to the sliding portion and is pivoted to move the casing away from the post, until the second holes engage with the corresponding engaging portions, and the protrusion resists against the post.