Abstract: An electronic device includes a housing, a buffer layer, a display, and a printed circuit board. The housing includes a main body with a front side having an outer peripheral edge and a first surface and a peripheral side extending from the outer peripheral edge of the front side. The front side and the peripheral side cooperate to form a receiving recess with the first surface of the front side facing the receiving recess. The buffering layer is positioned on a portion of the first surface. The display is received into the receiving recess. The printed circuit board is received into the receiving recess and coupled to the display. The buffering layer includes elastic material and conductive material. The buffering layer is positioned between the first surface and the display.

Abstract: A power distribution device and a server rack system are provided. The server rack system includes a rack and at least one apparatus disposed therein. The power distribution device distributes electrical power to the apparatus. The power supply device includes a first conducting plate, an insulation layer and a second conducting plate that are sequentially superimposed, and a first and a second power columns inserted in the first and the second plates. The insulation layer is disposed between the first and the second conducting plates. The first and the second power columns are connected to a power supply unit in the rack to obtain electric power therefrom. Each output pin pair includes a first and a second output pins inserted in the first and the second conducting plates. The output pin pairs are connected to the apparatus in the rack to transfer electric power to the apparatus.

Abstract: A server includes a rack, at least one server unit, at least one communication exchange unit, at least one rack control unit and an electric power transmission unit. The rack has a plurality of shelving spaces. The server unit, the communication exchange unit, and the rack control unit are moved into or moved out of a corresponding shelving space along a horizontal axis, respectively. The server unit is communicatively connected to the communication exchange unit, and communicates with the rack control unit through the communication exchange unit. The electric power transmission unit is disposed in the rack and runs adjacent to the shelving spaces along a vertical axis. After the server unit, the communication exchange unit and the rack control unit are moved into corresponding shelving spaces, the server unit, the communication exchange unit and the rack control unit are electrically connected to the electric power transmission unit.

Abstract: An electronic device includes a chassis, a main board module and an electrically connecting module. The chassis is slidably disposed in a rack. The rack has an electrically connecting terminal. The main board module is disposed in the chassis. The electrically connecting module includes a circuit board and a first connector. The circuit board has a first connecting end corresponding to the main board module and a second connecting end corresponding to the rack. The first connecting end is electrically connected to the main board module. The first connector is disposed on the circuit board and electrically connected to the second connecting end. When the chassis is in the rack, the first connector is electrically connected to the rack. When the chassis is pulled out from the rack, the first connector is moved with the chassis such that the electrical connection between the first connector and the rack is terminated.

Abstract: A server rack system includes a rack and a network board card. The rack includes rack layer type spaces arranged along a vertical axis direction. The rack layer type spaces are used for receiving a network switch unit and a server unit slidably inserted along a horizontal axis direction. The network board card is disposed along the vertical axis direction and between the top and the bottom of the rack. The network board card includes network interfaces. The network interfaces are arranged along the vertical axis direction on the network board card. The network interfaces include a first type network interface used for being connected to the network switch unit and a second type network interface used for being connected to the server unit. The first type network interface is connected to the second type network interface by an integrated circuit deployed in the network board card.

Abstract: A server rack system includes a rack, a power transmission module, a power supply module, and operating units. The power transmission module configured at the rack includes first, second, and third conductive pillars. When the power supply module slidably configured in the rack is completely installed in the rack, the power supply module electrically connects the first, second, and third conductive pillars to receive high-voltage direct-current (DC) electric power through the first conductive pillar electrically connecting an external power supply. When the operating units slidably configured in the rack are completely installed in the rack, the operating units electrically connect the second and third conductive pillars.

Abstract: A server rack system includes a rack, servers, and a heat-dissipating wall. The rack has guiding rails, a front end, and a rear end opposite to the front end. The servers slidably configured on the guiding rails and in the rack are adapted for being moved into or out of the rack from the front end. The heat-dissipating wall is pivoted to the rear end and adapted for being folded against or unfolded away from the rear end. The heat-dissipating wall includes a fan wall. Fans lie on the fan wall. The fans are adapted for sucking cool air, such that the cool air enters the rack from the front end and passes through the servers. Heat exchange between the cool air and the servers is carried out to generate hot air that flows out of the rack through the heat-dissipating wall to dissipate heat of the servers.

Abstract: An electrically connecting module suitable for an electronic device is provided. The electronic device includes a chassis disposed in a rack. The rack has an electrically connecting terminal. The electrically connecting module includes a shell, an adjustable position-limiting element, a circuit board and a connector. The adjustable position-limiting element connects the shell to the chassis. The shell is able to move relatively to the chassis. The circuit board is disposed in the shell. The connector is disposed on the circuit board and electrically connected to the circuit board. When the chassis enters the rack, the electrically connecting terminal presses the shell to adjust the position of the shell, such that the connector is connected to the electrically connecting terminal. When the chassis is pulled out from the rack, the connector is moved with the chassis such that the connection between the connector and the rack is terminated.

Abstract: A server rack includes a rack body and fan modules. The rack body has front and back surfaces. Server units are disposed in the rack body. The fan modules are arranged on the back side along a vertical direction. Each fan module corresponds to several server units and includes a fan case and fan units. The fan case assembled to the back side is independently electrically connected to the rack body and suitable for being independently detached from the rack body. The fan units are detachably assembled to the fan case and arranged on the fan case along a horizontal direction. Each fan unit is independently electrically connected to the fan case and suitable for being independently detached from the fan case along a first direction perpendicular to the back surface or independently assembled to the fan case along a second direction opposite to the first direction.

Abstract: A cover for an electronic device includes a display window and a cover body injection molded with the display window. The display window includes a window body and at least one protruding portion projecting form the window body. The cover body includes a cover wall and ribs. The window body includes a front surface, a rear surface and a peripheral surface connecting the front surface and the rear surface. The at least one protruding portion is fixed on the peripheral surface and embedded between the cover wall and the ribs.

Abstract: A light guide plate includes a light source, a first light guide area and a second light guide area. The first light guide area and the second light guide area are formed by a single light guide plate. The first light guide area defines a notch, and the light source is positioned in the notch. A plurality of microdots are provided on one side of the second light guide area, and the microdots uniformly guiding light from the light source to the second light guide area.

Abstract: A server rack system includes a rack and a network board card. The rack includes rack layer type spaces arranged along a vertical axis direction. The rack layer type spaces are used for receiving a network switch unit and a server unit slidably inserted along a horizontal axis direction. The network board card is disposed along the vertical axis direction and between the top and the bottom of the rack. The network board card includes network interfaces. The network interfaces are arranged along the vertical axis direction on the network board card. The network interfaces include a first type network interface used for being connected to the network switch unit and a second type network interface used for being connected to the server unit. The first type network interface is connected to the second type network interface by an integrated circuit deployed in the network board card.

Abstract: A cover for an electronic device includes a display window and a cover body injection molded with the display window. The display window includes a window body and at least one protruding portion projecting form the window body. The cover body includes a cover wall and ribs. The window body includes a front surface, a rear surface and a peripheral surface connecting the front surface and the rear surface. The at least one protruding portion is fixed on the peripheral surface and embedded between the cover wall and the ribs.

Abstract: A portable electronic device includes a housing, a main board and a screen module fixed on the main board and located between the housing and the main board. The housing defines a resisting portion resisted against the main board. When an external force is out on the housing, the resisting portion can transmit the external force to the main board to protect the screen module from damage by the external force.

Abstract: A gravity air vent and a server rack having the same are provided. The server rack includes at least a rack main body and at least a fan module. The fan module is assembled on a side surface of the rack main body and has an air inlet corresponding to the fan module. The air vent includes a frame and at least one covering plate. The covering plate is pivotally connected to the frame and operable of be opened or closed relatively to the frame to expose or cover the air inlet.

Abstract: A server includes a rack, at least one server unit, at least one communication exchange unit, at least one rack control unit and an electric power transmission unit. The rack has a plurality of shelving spaces. The server unit, the communication exchange unit, and the rack control unit are moved into or moved out of a corresponding shelving space along a horizontal axis, respectively. The server unit is communicatively connected to the communication exchange unit, and communicates with the rack control unit through the communication exchange unit. The electric power transmission unit is disposed in the rack and runs adjacent to the shelving spaces along a vertical axis. After the server unit, the communication exchange unit and the rack control unit are moved into corresponding shelving spaces, the server unit, the communication exchange unit and the rack control unit are electrically connected to the electric power transmission unit.

Abstract: An electronic device includes a chassis, a main board module and an electrically connecting module. The chassis is slidably disposed in a rack. The rack has an electrically connecting terminal. The main board module is disposed in the chassis. The electrically connecting module includes a circuit board and a first connector. The circuit board has a first connecting end corresponding to the main board module and a second connecting end corresponding to the rack. The first connecting end is electrically connected to the main board module. The first connector is disposed on the circuit board and electrically connected to the second connecting end. When the chassis is in the rack, the first connector is electrically connected to the rack. When the chassis is pulled out from the rack, the first connector is moved with the chassis such that the electrical connection between the first connector and the rack is terminated.

Abstract: A power distribution device and a server rack system are provided. The server rack system includes a rack and at least one apparatus disposed therein. The power distribution device distributes electrical power to the apparatus. The power supply device includes a first conducting plate, an insulation layer and a second conducting plate that are sequentially superimposed, and a first and a second power columns inserted in the first and the second plates. The insulation layer is disposed between the first and the second conducting plates. The first and the second power columns are connected to a power supply unit in the rack to obtain electric power therefrom. Each output pin pair includes a first and a second output pins inserted in the first and the second conducting plates. The output pin pairs are connected to the apparatus in the rack to transfer electric power to the apparatus.

Abstract: A server rack includes a rack body and fan modules. The rack body has front and back surfaces. Server units are disposed in the rack body. The fan modules are arranged on the back side along a vertical direction. Each fan module corresponds to several server units and includes a fan case and fan units. The fan case assembled to the back side is independently electrically connected to the rack body and suitable for being independently detached from the rack body. The fan units are detachably assembled to the fan case and arranged on the fan case along a horizontal direction. Each fan unit is independently electrically connected to the fan case and suitable for being independently detached from the fan case along a first direction perpendicular to the back surface or independently assembled to the fan case along a second direction opposite to the first direction.

Abstract: An electrically connecting module suitable for an electronic device is provided. The electronic device includes a chassis disposed in a rack. The rack has an electrically connecting terminal. The electrically connecting module includes a shell, an adjustable position-limiting element, a circuit board and a connector. The adjustable position-limiting element connects the shell to the chassis. The shell is able to move relatively to the chassis. The circuit board is disposed in the shell. The connector is disposed on the circuit board and electrically connected to the circuit board. When the chassis enters the rack, the electrically connecting terminal presses the shell to adjust the position of the shell, such that the connector is connected to the electrically connecting terminal. When the chassis is pulled out from the rack, the connector is moved with the chassis such that the connection between the connector and the rack is terminated.