Abstract: An electronic control module includes a body portion, a printed circuit board positioned within the body portion, and a cap portion adapted to mate with the body portion. One of the body portion and the cap portion is formed with a groove and the other of the body portion and the cap portion is formed with a projection that is resiliently deformable upon entry into the groove to mechanically and sealingly couple the body portion and the cap portion. In some constructions, the projection is a U-shaped flange. In some constructions, the body portion and the cap portion are formed by molding a metal alloy from a thixotropic state.

Abstract: The thermal interface material including a thermally conductive metal a thermally conductive metal having a first surface and an opposing second surface, a diffusion barrier plate coupled to the first surface of the thermally conductive metal and the second surface of the thermally conductive metal, and a thermal resistance reducing layer coupled to the diffusion barrier plate.

Abstract: A portable terminal generally includes a first or main body and a second or sub-body. The sub-body is slidable relative to the main body between a closed position and an opened position. The sub-body is configured to drop downwardly into a stepped-down portion of the main body when the sub-body is in the opened position. At least one biasing device or elastic means may be provided for applying a force for biasing the sub-body to drop downwardly towards the stepped-down portion.

Abstract: An electrical assembly includes a card module having a front end connector and an opposite back end connector. The card module is configured to be removably inserted into an opening formed in a front face of an electronic device. A header is mounted on a circuit board of the electronic device. The header has an electrical contact electrically coupled to the circuit board. The electrical contact is configured to engage the back end connector of the card module. A rail system extends between the header and the opening formed in the front face of the electronic device. The rail system is configured to receive the card module inserted into the opening and align the back end connector of the card module with the electrical contact of the header so that the back end connector engages the electrical contact The card module is removable from the rail system through the opening.

Abstract: A cardguide to be disposed in a computer chassis during use. The cardguide includes a track to accept an edge of a printed circuit board of a modular computer device to be disposed in the computer chassis during use. The cardguide further comprises an integral clip configured to retain at least a portion of a temperature sensing device during use. The clip provides for positioning the temperature sensing device within the computer chassis during use.

Abstract: A pressure guide for an electric connection between strip conductors on a circuit board and electric contacts arranged in an edge connector is provided. The pressing device aligns a circuit board guided between two guide bars by a spring element arranged in the one of the guide bars, such that the electric strip conductors applied on the circuit board exactly conform to the contacts arranged within the edge connector.

Abstract: A one piece card guide for edge grounding a printed circuit board and guiding the board to a mounted position. The card guide is formed out of a single piece comprising an integrally formed pair of sidewalls facing each other and spaced apart to form a longitudinal slot into which the circuit board is inserted. At least one pair of grounding points is integrally formed into the side walls for contact with an inserted circuit board. The grounding points may be formed as integral spring fingers on opposite sides of the sidewalls to maximize the contact with the circuit board. The card guide allows for different numbers of grounding points in the card guide. The single piece construction of the card guide reduces intermittent contact with circuit cards by providing a guide that ensures continuous edge grounding.

Abstract: A slide mechanism used in portable electronic device is described including a main plate, a slide plate, and an elastic member. The elastic member includes a first mounting portion, a second mounting portion, a first curved portion and a second curved portion. Each of the first curved portion and the second curved portion connects the first mounting portion and the second mounting portion. The first mounting portion is secured to the main plate, and the second mounting portion is secured to the sliding plate. The sliding plate slides lengthwise over the main plate by the deformation or restoration of the elastic member.

Abstract: In various exemplary embodiments, the present invention provides improved card guide and heatsink assemblies for pluggable electro-optic modules utilized in optical communications networks and the like. More specifically, the present invention provides a solderable surface-mounted card guide assembly and a staggered heatsink assembly. These assemblies are utilized with small-form factor pluggable electro-optic modules and the like, and the concepts presented herein can be extended to XFP, XENPAK, XPAK, and X2 electro-optic modules, for example. The solderable surface-mounted card guide assembly of the present invention finds particular applicability with small-form factor pluggable electro-optic modules not utilizing any type of module cage, while the staggered heatsink assembly of the present invention finds particular applicability with small-form factor pluggable electro-optic modules both not utilizing and utilizing any type of module cage.

Abstract: A chip card holder for holding a chip card includes a fixing member and a sliding member. The fixing member defines a receiving space to receive the chip card. The fixing member includes two latching portions at two opposite sides thereof. Each latching portion includes a bent plate and a supporting plate. The bent plate defines a slot. The supporting plate is positioned above the receiving space. The sliding member includes a main plate and an operating portion at one end of the main plate. Two sliding blocks are formed on two sides of the main plate correspondingly. Each sliding block is slidably engaged in a corresponding slot. The supporting plates support the main plate.

Abstract: A circuit card clamp (300) including a base member (316), at least one first wedge member (446), and a thermally conductive membrane (350). The base member has an elongated shape configured for insertion in a circuit card chassis slot (106). The first wedge member is movable relative to the base member in response to a first actuator (304) for engaging the circuit card chassis slot. The thermally conductive membrane is coupled to the base member and the first wedge member. The thermally conductive membrane has slack for permitting the first wedge member to move relative to the base member between a first clamped position and a second unclamped position. The thermally conductive membrane defines a thermal conductive path (206) between a circuit card (104) and the chassis slot for releasably securing a circuit card in the circuit card chassis slot.

Abstract: A portable information terminal has a first casing with operating buttons primarily mounted thereupon, and a second casing with primarily an output screen exposed. A sliding supporting member and casing turning supporting member are provided which realize a state wherein the first casing and second casing are overlapped, a state of mutually sliding, and a state wherein the first casing and second casing are turned to do away with any mutually overlapped portions. The sliding supporting members are positioned on both sides of the first casing and the casing turning supporting member is positioned on the central portion of the first casing. Thus, a sliding-type portable information terminal is provided with an expanded operating face and output face by doing away with any overlapped portions.

Abstract: A low cost PCB carrier and connectivity system comprises a unique technique for securing a PCB within an enclosure, while providing electrical interconnection between wire cabling and/or other PCBs, without the use of screws.

Abstract: An electronics housing system (S) adapted for electronic devices (D) includes a main chassis unit (M) and at least one removable module (10) mountable with the base unit (M) for supporting electronic circuitry components electro-optically coupled with the base unit (M). The removable module assembly (10) has a main body (12) that includes two opposing mounting edges (14, 16) and a connection edge (18). At least one of the mounting edges (14, 16) of the removable mounting assembly (10) has an opening (20) to receive a cooling air flow (F) into an interior cavity (22) of the main body (12) of the removable module (10). The main chassis (M) has a pair of opposing module mounting assemblies (24, 26) to receive a removable module (10) between the opposing module mounting assemblies (24, 26). The electronics rack wall (24, 26) includes a removable seal plate (32) to provide an air seal.

Abstract: A solid state contactor assembly includes at least one solid state switch electrically connected to a first bus bar via at least one conductive plate. The solid state switch controls a flow of current between the first bus bar and a second bus bar. A current sensor is formed along a cross section of one of the first or second bus bar such that the current sensor separates its associated bus bar into two separate bus bar portions, and such that a flow of current between the two separate bus bar portions passes through the current sensor. A switch control is operable to control the solid state switch. The switch control is in communication with the current sensor.

Abstract: The invention relates to an electronic device chassis, comprising at least an opening on the chassis and an inward guide apparatus along the opening; the guide apparatus comprises at least a first guide part and a second guide part which are respectively a concave slide and a convex slide, to guide modules in at least two different structural specifications into the electronic device to establish electrical connection with the electronic device. The module is inserted through the opening along the slides, and is fitted to the corresponding connector on the mainboard. The invention can solve the problem that traditional switch devices can not support different transmission speeds and transmission modes between networks. With the slides, a device can be compatible with data transmission modules with different speeds and different interface forms.

Abstract: The present invention relates to a fixing structure of a raulti-layer printed circuit board, and more particularly, to a fixing structure of a multi-layer printed circuit board, which has a simple structure and a high fixing force using a printed circuit board fixing portion having slots.

Abstract: According to various aspects, exemplary embodiments are provided of slide assemblies for slidably opening and closing portable communications terminals, which also are configured to provide electromagnetic interference (EMI) shielding for electronic components of a substrate, such as board-mounted electronic components on a printed circuit board (PCB) of a cellular phone, etc. In one exemplary embodiment, a slide assembly generally includes first and second slide members slidably coupled so as to allow the first slide member to be slidably moved relative to the second slide member. EMI shielding structure is along at least one surface of at least one of the first and second slide members.

Abstract: According to one embodiment, an electronic device includes a casing including a cover, an input portion provided on the cover and configured to receive an external input, a circuit board contained in the casing and including a switch configured to be operated by the input portion, a support member configured to permit the circuit board to be supported by the cover, and an engagement portion integral with the support member and configured to hold the circuit board in cooperation with the support member.

Abstract: A card unit on which a card attached to a connector and detached from it is loaded has a frame, which is loaded with the card and is expanded and contracted, and an attaching/detaching mechanism which attaches the card to the connector and detaches the card from the connector by expanding and contracting the frame. The attaching/detaching mechanism has a rotatable attaching/detaching lever which makes the frame expand and contract by its rotational operation. A maintaining part (maintaining surface parts) is provided, and the frame is maintained at a position, at which the card is disengaged from the connector, by the maintaining part.

Abstract: A guide frame is provided for receiving a pluggable module having guide members that include upper and lower surfaces. The guide frame includes side segments extending lengths from loading ends to mating ends. The side segments are spaced apart from each other to define a receptacle extending therebetween. The receptacle is configured to receive the pluggable module therein. The side segments include upper and lower guide rails for guiding the pluggable module within the receptacle. The upper and lower guide rails are configured to engage the upper and lower surfaces, respectively, of the guide members of the pluggable module when the pluggable module is received within the receptacle. The guide frame also includes a cross member extending from, and interconnecting, the side segments.

Abstract: A fastening structure for an expansion card has a pair of blocks disposed in a case. Each block has a slit, and each slit is facing and parallel to the slit on the other block. When fastening the expansion card, two opposite sides of the expansion card may be engaged into the opening of the pair of slits. At least a locking tab having a dent is disposed on one block and may rotate around the block. When the locking tab rotates, the dent and the slit may be selectively aligned or misaligned. When the dent and the slit are aligned, they may form a continuous passage for a side of the expansion card slitting into. Or when they are misaligned, the sidewall of the dent may block up the slit.

Abstract: A chassis for telecommunication gear including horizontal circuit boards includes an enclosure forming a front-accessible circuit board slot for receiving horizontal circuit boards. The circuit board slot has first connectors for receiving mating second connectors on the circuit boards, and multiple circuit board guides for guiding and securing horizontal circuit boards inserted into the slot. Adjacent pairs of the guides are spaced to receive circuit boards of predetermined widths, and at least one of the guides is removable so that it can be re-positioned within the slot for changing the spacing between adjacent pairs of the guides to receive circuit boards of different widths. The circuit boards may be telecommunication line cards.

Abstract: Card guide misalignment prevention apparatuses and methods are disclosed for preventing misalignment of cards into a chassis. According an embodiment of one apparatus, a card guide system for facilitating insertion of printed circuit boards (PCBs) into a telecommunications equipment chassis is provided. The card guide system includes a support member for supporting a plurality of pairs of parallel rails extending outward from the support member and across portions of a surface of the support member. Each pair of parallel rails forms a card guide for guiding a PCB across the surface to an electrical connector. The pairs of parallel rails are spaced from each other on the surface. The card guide system also include a plurality of misalignment prevention members extending outward from the surface of the support member between adjacent card guides for preventing PCB misalignment. The support member, rails, and misalignment prevention members are of unitary construction.

Abstract: A power supply system is provided, which includes a power supply subrack (PSS) and a power cable distributor (PCD). The PSS includes one or more power modules and a third connector (51), and the PCD is adapted to introduce one or more electrical signals from power input cables. The third connector (51) in the PSS is connected to the PCD and adapted to feed the introduced electrical signals to the power modules. Furthermore, a power cable distributor, a power supply subrack adapted to work with the PCD and an integrated equipment are provided.

Abstract: A low friction and stable sliding structure for an electronic device is provided. The sliding structure includes a first sliding member comprising at least one guide portion, a second sliding member including a receiving portion receiving the guide portion so as to slide along the first sliding member, a first magnet portion disposed in the guide portion, such that magnetic poles of the first magnet portion are arranged across a sliding direction, and a second magnet portion disposed in the receiving portion so that a repulsive force can act between the first magnet portion and the second magnet portion.

Abstract: A plug-in unit-mounting structure which makes it possible to efficiently mount plug-in units having different sizes in all slots. PIUs of printed board type which are different in size are mounted using respective mounting frames associated therewith. Box-shaped PIUs are also mounted using respective mounting frame associated therewith. However, no guide rail is provided on the metal shelf per se, for guiding each PIU for mounting the same therein.

Abstract: An electronic apparatus includes: a display panel that has a display screen displaying an image on a front surface thereof; a supporting board that has a first surface extending facing a rear surface of the display panel; a first circuit substrate that is fixed to a second surface of the supporting board; and a unit that includes a base board, a plate-like electronic part supported by the base board, and a second circuit substrate fixed to the base board. The unit is supported on the second surface of the supporting board. The first circuit substrate and the second circuit substrate include a first connector and a second connector, respectively. The first connector and the second connector link with each other when the base board is slid in a direction, and go away from each other when the base board is slid in the opposite direction.

Abstract: The present invention includes a ceiling portion 8, bottom portion 9, a substrate housing portion 3 formed by a side walls 5 to 7, a plurality of wafer slots 11 arrayed in parallel on the inner surface of the side walls 6 and 7, a slit portion 12 formed in an extended manner along the array direction of the wafer slots 11 on each of a second side wall 6 and a third side wall 7, a slide portion 18 movably arrayed along each of the slit portions 12, a plurality of substrate securing pieces arrayed with substantially the same intervals with the intervals of the wafer slots 11 on the inner surface of the slide portion 18, in which, with the slide portion being in a substrate securing position, the substrate housing pieces press and secure the substrate on the wafer slot 11, and in a substrate securing releasing position, the substrate housing pieces move separately from a circumferential portion of the substrate and releases a securing state of the substrate.

Abstract: A mobile digital video recorder (MDVR) has a hollow shell, two board tracks, two brackets, a main board, power board, VSM board, and a storage device. The board tracks and the brackets are attached securely in the shell. The main board is mounted slidably and detachably in the shell via the tracks. The power board is mounted slidably and detachably in the shell via the tracks. The VSM board is mounted slidably and detachably in the shell via the tracks. The storage device is mounted slidably and detachably in the shell via the brackets. Therefore, the main board, power board, VSM board and the storage device are easily pulled out from the shell for repairing, replacing, or upgrading to new technology.

Abstract: A pluggable guiding apparatus is used for an opening of a case and there are two guiding elements arranged at two sides of the opening. The pluggable guiding apparatus includes: a main frame, wherein the size of the main frame is corresponding to the opening of the case and the main frame is divided into a plurality of sub-slot openings; and a plurality of sub-guiding elements arranged on the main frame, wherein the sub-guiding elements are arranged on two sides of the sub-slot openings, and the sub-guiding elements and guiding elements are set face to face for guiding a plurality of pluggable sub-modules to be inserted into the case.

Abstract: A system and method is provided for individually changing the peripheral cards of an electronic device, when the cards are operationally held inside a chassis on a rack cabinet. Included is a platform for holding the peripheral cards, and a slide carrier mounted on the chassis for moving the platform with cards into and out of the internal chamber of the chassis. Importantly, this is done while the chassis remains stationary on the rack cabinet. When moved outside the chassis chamber, each peripheral card can be individually handled (i.e. installed or removed) without contact or operational interference with other peripheral cards held on the platform. Adapters on the platform can be adjusted to accommodate the dimensions of each peripheral card.

Abstract: A cassette matrix having a first cassette and a second cassette disposed immediately adjacent to each other is provided. The outer sides of the cassettes are in contact and there are no fastener components, such as, but not limited to, a bolt head or nut, disposed between adjacent sidewalls. In this configuration, the cassette matrix requires a reduced amount of space within a larger housing assembly. Each cassette utilizes threshold mounting fasteners to coupled any components to the lateral sidewall. A threshold mounting fastener does not extend outwardly beyond the general plane of the lateral sidewall.

Abstract: A display apparatus improved in the structure to connect a board assembly having a personal computer (PC) function. The display apparatus includes a display module embodying an image, a supporting frame disposed at a rear part of the display module, a plurality of driving circuit boards mounted to the supporting frame to drive the display module, a guide member disposed at one side of the plurality of driving circuit boards, a board assembly removably connected to the guide member but not electrically connected with the driving circuit boards, and a rear cover covering the display module and the supporting frame while providing a space for the board assembly to be connected to the guide member with one side exposed.

Abstract: A storage unit and associated methods of use enable clinicians to store portable electronic devices in a centralized location while ensuring that proper authorization is needed to access the devices. The storage unit is formed with an enclosure for housing portable electronic devices. A plurality of shelves are disposed within the enclosure, each being sized for supporting a portable electronic device. One or more access doors are mounted onto the enclosure and moved between a closed position preventing access to housed electronic devices and an open position where the electronic devices may be viewed and accessed. Each access door has a locking mechanism coupled therewith to selectively maintain the access door in the closed position. Optionally, the locking mechanism receives input regarding a request for access to the enclosure and automatically unlocks the associated access door when the input received is associated with an authorized request for access.

Abstract: In various exemplary embodiments, the present invention provides improved card guide and heatsink assemblies for pluggable electro-optic modules utilized in optical communications networks and the like. More specifically, the present invention provides a solderable surface-mounted card guide assembly and a staggered heatsink assembly. These assemblies are utilized with small-form factor pluggable electro-optic modules and the like, and the concepts presented herein can be extended to XFP, XENPAK, XPAK, and X2 electro-optic modules, for example. The solderable surface-mounted card guide assembly of the present invention finds particular applicability with small-form factor pluggable electro-optic modules not utilizing any type of module cage, while the staggered heatsink assembly of the present invention finds particular applicability with small-form factor pluggable electro-optic modules both not utilizing and utilizing any type of module cage.

Abstract: A physical hardware architecture is provided to fulfill flexibility, serviceability and configurability of a multi-processor system. The architecture mainly includes a bottom plane, plural processor boards and a function board. On the front section of the top side of the bottom plane, the processor boards are configured thereon. The function board faces downwards and is configured in an edge-to-edge connection with the front edge of the bottom plane. Function card(s) may be configured vertically on the bottom surface of the function board. On the rear section of the top side of the bottom plane expansion card(s) are configured vertically. With main system fan(s) located on the top of the function board and auxiliary system fan configured under the bottom plane, the multi-processor system will also achieve optimum cooling capability through the architecture.

Abstract: A lightweight radio/CD player for vehicular application is virtually “fastenerless” and includes a case and frontal interface formed of polymer based material that is molded to provide details to accept audio devices such as playback mechanisms (if desired) and radio receivers, as well as the circuit boards required for electrical control and display. The case and frontal interface are of composite structure, including an insert molded electrically conductive wire mesh screen that has been pre-formed to contour with the molding operation. The wire mesh provides EMC, RFI, BCI and ESD shielding and grounding of the circuit boards via exposed wire mesh pads and adjacent ground clips. The PCB architecture integrally forms a resilient beam portion adjacent an edge thereof carrying a grounding pad. The major components and subassemblies are self-fixturing during the final assembly process, eliminating the need for dedicated tools, fixtures and assembly equipment.

Abstract: An electronic card and expansion card combination includes an electronic card, for example, vertical insertion type Express card defining a 34 mm card accommodation space and accommodating a circuit board with an electric connector, and an expansion card, which has a flat sliding holder base movable in and out of the card accommodation space and carrying an adapter terminal set that contacts the metal contacts of the circuit board when the flat sliding holder base is extended out of the card accommodation space, and an expansion plate pivotally coupled to the flat sliding holder base and carrying a matching terminal set that contacts the adapter terminal set for the contact of metal contacts of a chip card to be inserted into a card insertion slot defined in the flat sliding holder base and the expansion plate after the expansion plate is turned to out of the flat sliding holder base.

Abstract: A telescoping support member (42) is provided for supporting a central portion (38) of a cable management arm (24) for use with drawer slides (14, 16). The drawer slides (14, 16) each have a cabinet member (18), an intermediate member (20) and a chassis member (22). The cable management arm (24) is secured on one end to one of the chassis members (22) and on an other end to one of the cabinet members (18). The support member (42) has a first end (50) pivotally secured in fixed relation to one of the intermediate members (20) and a second end (52) pivotally secured in fixed relation to one of the cabinet members (18). Extension of the drawer slides (14, 16) extends the cable management arm (24) and the support member (42), with said support member (42) disposed beneath and in sliding engagement with the central portion (38) of the cable management arm (24).

Abstract: An information handling system includes a chassis having a guide slot and a printed circuit board placed in guide slot of the chassis. The guide slot includes at least two opposing channels aligned adjacent the printed circuit board with a guide tab formed in one of the opposing channels. A daughter card electrically couples to the printed circuit board when placed in an attached position. The daughter card includes a first edge and a second edge that slides between the opposing channels of the guide slot such that the card aligns to couple to the printed circuit board. The card also includes a first detent formed in either the first edge or the second edge. The first detent releaseably interacts with the guide tab formed in the opposing channels such that the guide tab contacts the first detent when the card is placed in an intermediate position.

Abstract: An apparatus for applying a uniform retention and extraction force to a computer expansion board. The apparatus includes a body with upper and lower retaining members that define a retention channel between them sized to receive an edge of an expansion board. At each end of the catch body pins are provided that extend into a support structure, which is mounted to the computer chassis adjacent a mounting surface for the expansion board. A handle assembly is provided with arms pivotally mounted to the support structure. Each arm includes a dowel that extends into a groove in the catch body. During operation of the mechanism, a handle attached to the arms is moved to pivot the arms and force the catch body from an open position to a closed position with the side pins riding in the guide slots and the dowels riding in the grooves of the catch body.

Abstract: The invention relates to a terminal structure of an electronic component, such as a tuner, in which a printed circuit board 1 on which electronic components including a pin header 2 having a plurality of pin terminals, and a case frame 3 housing the printed circuit board and having a notch opening exposing the pin terminals are provided. A guide hole 23 that penetrates from the upper surface of the pin header 2 to its lower surface in contact with the printed circuit board, and a guide axis 33—insertable into the guide hole 23—provided in a press portion 32 are provided, such that the pin header is held between the press portion 32 provided in the case frame 3 and the printed circuit board, enabling the pin header, even a slim, compact one, having a plurality of pin terminals to be fixed accurately to a predetermined position on the board with a predetermined posture.

Abstract: A printed board to be loaded into a printed-board-receiving structure having a backboard and a guide rail, the backboard having a connector plug-in connectable to a connector on the printed board, the guide rail guiding the printed board toward the backboard and having a groove including a sloping portion, the printed board includes a sloping portion forming a projection at an end of the printed board, the projection being fittable and slidable along the groove in the guide rail.

Abstract: A spacing device for adapting electronic modules for insertion into a system is disclosed. In one embodiment, the spacing device includes a body and guide features configured to align the body with mating guide features of electronic modules. The spacing device also includes a coupling portion having coupling arms, which is configured to secure the electronic modules to the body.

Abstract: A printed board includes a printed board body and throwaway boards provided on opposite sides of the printed board body through joining portions spaced away from each other in a longitudinal direction. Bores are provided in areas bridging the joining portions and throwaway boards. The bores can receive guide pins on a conveying unit for carrying the printed board to an electronic element mounting apparatus. The joining portions and throwaway boards can be removed from the printed board body after mounting the electronic elements on the printed board. This structure can minimize a width of a throwaway board and reduce total costs without lowering mounting efficiency of electronic elements in an electronic element mounting step.

Abstract: An electronic device, comprises a cage (10) and a peripheral component (20). The cage comprises an inner sidewall (14), and an external sidewall (12) parallel to the inner sidewall, a receiving slot (15) formed between the inner sidewall and the external sidewall, and a shaft (152) formed at an end of the receiving slot with two ends of the shaft respectively connected with the inner sidewall and the external sidewall. The external sidewall comprises a plurality of hooks (126) thereon, and the hooks are above and across the receiving slot. The peripheral component defines a groove (22) in a side thereof. The groove corresponds to the shaft. The peripheral component further comprises a plurality of holding slots corresponding to the hooks.

Abstract: In one example embodiment, a pluggable optoelectronic module includes a shell with a front, back, and first and second sides. A first guiderail protrudes from the first side and extends from the front of the shell to the back of the shell. A second guiderail protrudes from the second side and also extends from the front of the shell to the back of the shell. A first thumbscrew runs the length of the module and is housed within the first guiderail. A second thumbscrew also runs the length of the module and is housed within the second guiderail. The two thumbscrews are configured to secure the module to a host device when the module is plugged into the host device.

Abstract: A case for an electronic device includes a printed circuit board; a frame capable of storing the printed circuit board; a back board equipped on a back side of the frame, and including a connector for connecting the printed circuit board; rail holders equipped in predetermined positions of the frame and extending from a front side of the case to the back board; and guide rails engaged with the rail holders respectively and including engagement parts capable of engaging with the rail holders respectively, and holding parts for holding both ends of the frame, and extending in accordance with the rail holders, respectively.

Abstract: A computer housing (41) for free-standing use includes a computer (10) with slots for the insertion of extension cards, and further at least one card carrier (20) for carrying extension cards (51). The card carrier (20) includes a carrier connector (47) whereby the card carrier (20) is connectable, by inserting the card carrier (20) in the computer housing (41), via the carrier connector (47), with a communication connector (49) of the computer (10), at least one adapter connector (48) into which an extension card (51) is pluggable, and wherein the card carrier (20) includes a communication connection between the carrier connector (47) and the at least one adapter connector (48).