Abstract: A socket used to connect a processor assembly to a PCB is protected during handling and/or processor installation using a laterally removable pin cover. To install the processor assembly, the processor assembly is paced in a cover removal position. While the processor assembly is in the cover removal position, the laterally removable pin cover is laterally removed from the socket. The processor assembly may then be placed into the installed position without ever exposing the connector pins on the socket.

Abstract: An electrical plug retaining assembly is provided. The assembly includes a first electrical plug socket adapted to receive first and second electrical prongs of a first electrical plug therein when first and second retaining arm assemblies in the first electrical plug socket are depressed. The first electrical plug socket secures the first and second electrical prongs of the first electrical plug therein when first and second springs in the first electrical plug socket bias the first and second retaining arm assemblies, respectively, thereof in first and second directions, respectively, when the first and second retaining arm assemblies in the first electrical plug socket are not depressed. The first electrical plug socket has first and second electrical terminals that are electrically coupled to the first and second electrical prongs, respectively, of the first electrical plug.

Abstract: A co-packaged optical module includes a substrate, a processor arranged on the substrate and a plurality of light engines mounted around the processor on the substrate using mounting assemblies configured to attach the respective light engines to the substrate. The light engines and the mounting assemblies are disposed along a perimeter of the substrate, including at corners of the substrate. Each of the mounting assemblies includes a socket, a metal clamp clamping a corresponding one of the light engines into the socket, and a plurality of pins which when mated with corresponding holes in the substrate cause peripheries of the mounting assemblies, including the light engines, the sockets and the metal clamps, to be flush with the perimeter of the substrate.

Abstract: A connector assembly includes a guide shielding cage, an internal biasing heat sink and two lateral heat dissipating members. The guide shielding cage includes a cage body and a partitioning bracket provided in the cage body, the cage body has a top wall and two side walls, the partitioning bracket has an upper wall and a lower wall which together define an interior receiving space, and the partitioning bracket and the cage body together define an upper receiving space and a lower receiving space, each side wall of the cage body is formed with a side window which is communicated with the interior receiving space, the lower wall of the partitioning bracket is formed with a lower window which allows the interior receiving space to be communicated with the lower receiving space. The internal biasing heat sink is provided in the partitioning bracket and has an internal heat dissipating member, the internal heat dissipating member enters into the lower receiving space via the lower window.

Abstract: An add-on housing for a plug-in connection is provided and includes a frame-like basic form, wherein fastening devices for fastening the add-on housing to a wall aperture are integrally formed within the frame-like basic form, wherein the add-on housing has at least one clamping element which can be captively clamped within the frame-like basic form, and wherein a holding frame or a contact insert can be fixed to the at least one clamping element. A method for fastening an add-on housing to a wall aperture is also provided, wherein: a frame-like basic form is fixed to the wall aperture by internal fastening devices; then, at least one clamping element, but preferably two clamping elements, is/are fixed within the frame-like basic form without tools; and a holding frame which is fitted with plug-in connector modules or a contact insert is then mounted onto the clamping elements and fixed thereto.

Abstract: A cam assembly for selectively contacting an end-of-stroke damper position switch. The cam assembly includes a first cam that is rotatable about a first axis, and a position lever that is connected to and rotates with the cam assembly. The position lever is configured to be connected to an opening and closing mechanism of the damper and the cam assembly is adjustable to contact a first end-of-stroke damper position switch at the end-of-stroke of the opening and closing mechanism of the damper regardless of the position of the lever.

Abstract: Medical patient monitoring sensor devices including a disposable sensor assembly and a reusable pairing device are disclosed. The disposable sensor assembly can collect patient physiological data and provide power for the reusable pairing device. The reusable pairing device can establish wireless communication with a monitoring device. Once the reusable pairing device receives patient physiological data from the disposable sensor assembly, the reusable pairing device can wirelessly transmit the data to the computing device via the wireless communication.

Abstract: An electrical connector includes an insulating body, and multiple terminals accommodated therein. Each terminal has a connecting portion, two side portions bending backward and extending from left and right sides of the connecting portion, two extending portions provided opposite to each other and extending downward from the two side portions, and two embracing arms connected to lower ends of the two extending portions. The two embracing arms jointly embrace a solder ball, which has a first vertical central plane in a front-rear direction. The two embracing arms are located on two sides of the first vertical central plane. A distance between the front ends of the two embracing arms is less than a distance between the rear ends of the two embracing arms of each terminal. The front ends of the two embracing arms are attached with solder liquid formed by melting of the solder ball during soldering.

Abstract: A connector includes a base, a transmission interface, a shielding cover and a shielding layer. The base includes a slot. The transmission interface includes a clamping portion and a plugboard. The clamping portion is clamped in the slot and a portion of the plugboard protrudes out of the base. The shielding cover has an accommodation space and a shielding layer. The accommodation space is disposed to accommodate the base and the transmission interface, and the shielding layer is electroplated on an inner side surface of the shielding cover. The shielding cover covers the base and the transmission interface and is disposed to block electromagnetic waves generated by the transmission interface.

Abstract: The invention relates to an unmanned aerial vehicle with an energy accumulator (20), which is connected releasably to a structural component (29) of the aerial vehicle, and with an accumulator plug (32), via which electrical energy is conducted from the energy accumulator (20) to a rotor drive (18) of the aerial vehicle. In an operating position, a locking element (25) locks the energy accumulator (20) in relation to the structural component (29) and, in a maintenance position, releases the energy accumulator (20), wherein a full engagement of the accumulator plug (32) is blocked at the same time. The invention also relates to an energy accumulator for such an aerial vehicle, and to a method for attaching an energy accumulator to such an aerial vehicle. It can easily be checked by means of the invention whether the energy accumulator has been attached correctly.

Abstract: An electrical connector includes: an insulating body; multiple terminals respectively accommodated in the insulating body; a cover covering the insulating body in a front-rear sliding manner and having a hollow portion to accommodate a mating plug including a substrate and multiple conducting portions; and a driving member. Each terminal has a contact portion. The hollow portion has a virtual center line extending in a left-right direction. The cover ihas a pulling portion located in front of the virtual center line to abut the substrate forward. The driving member has a driving portion located in front of the hollow portion. After the substrate is mounted downward into the hollow portion, the driving portion drives the cover to move horizontally forward relative to the insulating body, and the pulling portion pulls the substrate forward, such that the conducting portions move forward to be in contact with the contact portions of the terminals.

Abstract: An electrical connector includes a body and a plurality of terminals correspondingly provided on the body. Each terminal includes a base, two embracing arms formed by bending and extending forward from two opposite sides of the base, and a stopping portion formed by extending upward from one of the embracing arms. The two embracing arms jointly clamp a solder to solder the terminal to a circuit board, and the stopping portion is located above the solder to stop the solder from moving upward. The embracing arms clamp the solder, and the stopping portion extends from the embracing arms to stop the solder from moving upward, such that the solder can be well positioned. When the solder is soldered and melted, the embracing arms drive the stopping portion to shrink, such that the embracing arms and the stopping portion jointly squeeze the solder.

Abstract: A fan device is provided, including a housing, a circuit board, a plurality of driving coils, at least one magnetic member, and a metal member. The housing includes a first surface, a second surface corresponding to the first surface, and a hollow protruding portion protruding from the first surface. The circuit board is disposed on the first surface, and the driving coils are disposed on the circuit board. The magnetic member is disposed corresponding to the driving coils. The metal member is disposed on the second surface and corresponds to the magnetic member. A method for manufacturing the fan device is also provided.

Abstract: An electrical connector is used to be electrically connected to a chip module having multiple pins. The electrical connector includes a body to support the chip module upward and provided with multiple accommodating holes penetrating through an upper surface and a lower surface of the body, and multiple terminals correspondingly accommodated in the accommodating holes. Each accommodating hole has a blocking wall. Each terminal includes a base, two first arms bending forward from two opposite sides of the base and extending upward, and a second arm bending forwards from the base and extending downward. The two first arms have two clamping portions and two first guiding portions extending upward from the two clamping portions and away from each other. The blocking wall covers upper ends of the two first guiding portions. The second arm has a second guiding portion and an abutting portion extending downward from the second guiding portion.

Abstract: An electrical connector includes an insulating body provided with multiple accommodating slots. A reserved space is provided between and interconnects two adjacent accommodating slots. Multiple terminals are correspondingly accommodated in the accommodating slots. Each terminal includes a base and two arm portions having two clamping portions and two guiding portions. An oblique portion is formed by bending forward from the base and extending upward. A front surface of the oblique portion has a contact surface. The contact surface and the two clamping portions jointly clamp an insertion pin of a chip module. A rear surface of the oblique portion has a guide surface. A top end of the guide surface is higher than a bottom surface of the reserved space. The guide surface of a front terminal guides the insertion pin to be inserted downward, and the guiding portion of a rear terminal guides the insertion pin to move horizontally.

Abstract: An electrical connector, configured to electrically connect to a chip module, includes: a body, used to carry upward the chip module, and provided with multiple accommodating holes; and a plurality of terminals, respectively correspondingly accommodated in the accommodating holes. Each terminal includes a base, a first arm and a second arm, the base is configured to be connected to a strip, the first arm is formed by extending upward from the base, and the second arm is formed by extending upward from the first arm and is configured to abut the chip module. One side of the first arm is formed by tearing from the strip, and two opposite sides of the second arm are both formed by blanking the strip.

Abstract: An electrical connector includes a fastener plate, a rail frame pivotally mounted to one end of the fastener plate, a carrier frame assembled to the rail frame in a sliding manner, and a load plate pivotally mounted to the end of the fastener plate outside of the rail frame. The carrier frame includes latches to retain the CPU thereon. The rail frame includes a pair of opposite sliding channels extending in the front-to-back direction, along which the carrier frame is moveable. A front transverse bar is located in front of the sliding channels. A pair of protection blocks are located in front of the pair of sliding channels for protecting the latches of the carrier frame or the CPU.

Abstract: A testing system for semiconductor chips having a removable device under test printed circuit board (DUT PCB) that electrically connects with the electrical testing components of the system. A removable top plate is placed on top of the DUT PCB and is locked in place by a plurality of locking posts that selectively connect to cam surfaces in the top plate that pull the top plate down sandwiching the DUT PCB between the top plate and the electrical testing components of the system. The DUT PCB is quickly and easily removed and replaced by moving the locking posts between an engaged position and a disengaged position. In this way, a single testing system can be used to test a great variety of semiconductor chips thereby reducing capital equipment costs and space needed in cleanrooms.

Abstract: An embodiment includes a system comprising: a polymer substrate including a plurality of voids; and a plurality of metal pins; wherein a first pin, included within the plurality of metal pins, includes: (a)(i) first and second arms that couple to each other by way of an arcuate member, (a)(ii) a middle portion including a middle diameter, a proximal portion including a proximal diameter, and a distal portion including a distal diameter; wherein (b)(i) the middle portion is between the proximal and distal portions, (b)(ii) the middle diameter is less than the proximal and distal diameters, and (b)(iii) the proximal portion, but not the distal portion, is included within one of the plurality of voids. Other embodiments are described herein.

Abstract: An electrical connector assembly includes a first electrical connector and a second electrical connector mounted on the first electrical connector moveably. The first electrical connector includes an insulative housing, a number of first terminals and a cover mounted on the insulative housing. Each of the first terminals includes a pair of elastic mating portions having two guiding portions extending therefrom. The second electrical connector includes an insulative base and a number of second terminals. When the second electrical connector is connected with the first electrical connector, the second terminals are inserted into the first terminals in a zero-insertion-force manner.

Abstract: Illustratively, an embodiment of the present disclosure provides a vehicle that includes an entrance to an interior compartment. A step assembly is located adjacent the entrance of the vehicle and includes at least one step and at least one riser. The at least one riser is attached to and substantially perpendicular to the at least one step. The step assembly also includes an opening that allows access behind the step assembly. A lid is provided that includes a hinge to allow selective movement of the lid between open and closed positions with respect to the opening in the step assembly. A securement is attached to the underside surface of the lid to hold the lid to the step assembly. This securement, however, does not extend upward from the top surface of the lid.

Abstract: A method of manufacturing a board-to-board connector capable of preventing a short-circuit from occurring between contacts when connectors are fitted to each other. Pin-shaped male-side contact portions protrude from one surface of a male-side insulating film, and male-side terminal portions are provided on the other surface of said male-side insulating film. This makes it possible to prevent a short-circuit from occurring between adjacent female-side contacts by the male-side contacts.

Abstract: Provided is an electronic control device which has a circuit board fixing structure with a simple configuration and suppresses a phenomenon of falling off of the circuit board from a case body by mechanical external force. An elastically deformable engaging part and an engaged part for complementarily engaging with this engagement part are provided on a circuit board or a case body. When the circuit board is slid and housed in a guide rail part formed inside the case body, the engaging part is deformed. When the circuit board reaches a predetermined position, the engaging part is engaged with the engaged part formed at the circuit board or the case body. With this configuration, the case body and the circuit board can be reliably fixed with a simple configuration.

Abstract: Illustratively, an embodiment of the present disclosure provides a vehicle that includes an entrance to an interior compartment. A step assembly is located adjacent the entrance of the vehicle and includes at least one step and at least one riser. The at least one riser is attached to and substantially perpendicular to the at least one step. The step assembly also includes an opening that allows access behind the step assembly. A lid is provided that includes a hinge to allow selective movement of the lid between open and closed positions with respect to the opening in the step assembly. A securement is attached to the underside surface of the lid to hold the lid to the step assembly. This securement, however, does not extend upward from the top surface of the lid.

Abstract: An electrical connector comprises an insulative housing and a plurality of conductive terminals fixed to the insulative housing. The insulative housing includes a pair of longer walls and a pair of short walls bounding a plug-receiving cavity with an insertion direction. The conductive terminals include plate portions partly embedded in inner surfaces of the longer walls and welded portions extending out of the insulative housing. The inner surface of the longer walls define Positioning grooves between every adjacent terminals. Each of the plate portion of the conductive terminal defines a contacting surface faced to the plug-receiving cavity and two side edges intersecting with the opening edge of corresponding Positioning groove. The structure of the connector contributes to an insert molding of the connector. It is convenient not only to terminal implant and but also to a precise positioning of two directions of the terminals during the insert molding process.

Abstract: A conductive terminal includes a base having a plate shape; a welding portion extending from an end of the base and forms an angle with the base; a first positioning portion extending from the end of the base opposite to the welding portion; a second positioning portion extending from the end of the base opposite to the welding portion, the first positioning portion and the second positioning portion are formed on the both sides of the base and spaced apart from each other, being coplanar with the base; a bending portion located between the first positioning portion and the second positioning portion; an elastic arm extending from the bending portion along a direction opposite to the bending portion; and a contact portion configured to be electrically connected to a chip module.

Abstract: An electrical socket used for an electronic package with a plurality of pins, includes a base defining a number of passageways in a vertical direction. A number of contacts are received in the passageways. A cover is slidably mounted upon the base and defines a plurality of holes corresponding to the passageways. A cam is used for driving the cover horizontally moved along the base between an open position and a closed position. Wherein, the pins moves with regard to the contact in a linear return path when the electrical socket moved from the open position to the closed position or from the closed position to the open position.

Abstract: A lever connector includes a first connector housing, a second connector housing that includes a distal fitting portion intended for a distal end of the first connector housing to be fittedly connected thereto, and is adapted to be attached to a connector attaching plate in a state of inserting the second connector housing through a connector attaching hole of the connector attaching plate, a lever adapted to fit the first connector housing into the second connector housing by a pivoting operation, and a grommet for ensuring a waterproofing property of an inside of the first connector housing. The lever includes a lever body, a pivoting connection portion, and a lever locking piece. The grommet is fitted and mounted on the lever and includes a lever covering portion, and a tubular.

Abstract: A thin connector includes a first connector portion having arrayed first contacts with first contact portions and a second connector portion having arrayed second contacts with second contact portions, each first contact including a first movable portion displaceable in the direction in which the first contacts are arrayed and a second movable portion connected to the first movable portion and displaceable in a direction orthogonal to the direction in which the first contacts are arrayed, the first contact portion being disposed in the second movable portion, the first connector portion and the second connector portion being fitted with each other by sliding relatively in the direction in which the first contacts and the second contacts are arrayed.

Abstract: A board-to-board connector capable of preventing a short-circuit from occurring between contacts when connectors are fitted to each other. Pin-shaped male-side contact portions protrude from one surface of a male-side insulating film, and male-side terminal portions are provided on the other surface of said male-side insulating film. This makes it possible to prevent a short-circuit from occurring between adjacent female-side contacts by the male-side contacts.

Abstract: A method and apparatus for loading IC's into a socket lid is disclosed. The IC is first loaded into a lid. Once the IC has been loaded into the lid, the lid is rotated into a closed position on the frame. The lid is then locked in place on the frame by rotating at least one locking lever into a closed lacked position, where the locking lever forces the lid down against the socket contacts against a spring.

Abstract: An electrical connector includes an electrical connector used for locking an electronic package, comprises an insulative base having a plurality of contacts. A cover is mounted upon the base. An active device is mounted between the base and the cover for driving the cover moving horizontally along the base in an open position and a closed position. The cover and the base respectively have a first latch and a second latch disposed in a direction moving by the cover for locking the electronic package.

Abstract: A connector device comprises a connector and a mating connector. The connector is mateable with the mating connector and removable from the mating connector. The mating connector includes a mating primary terminal and a mating secondary terminal. The connector includes a housing, a sub-connector, a first operation member and a second operation member. The housing holds a primary terminal while the sub-connector holds a secondary terminal. When the first operation member is operated, the housing is moved, and the primary terminal is connected to the mating primary terminal. When the second operation member is operated, the sub-connector is moved, and the secondary terminal is connected to the mating secondary terminal.

Abstract: A slim line mechanism is provided and includes a first body having a stationary track coupled thereto, a first mechanism, which is supportable between the stationary track and the first body and configured to be driven in a first direction, a second mechanism, which is configured to be driven by the first mechanism in a second direction transverse with respect to the first direction, a system by which the first and second mechanisms are coupled to one another and connectors by which the first body is supportively connectable with the first and second mechanisms such that movements thereof in the first and second directions, respectively, are permitted.

Abstract: A connector, in which each conductive pattern includes a plate-like terminal engaging a protruding terminal on the other connector. The plate-like terminal includes a protruding terminal receiving opening for receiving the protruding terminal, a beam-like first terminal member positioned to the side of the protruding terminal receiving opening, and a first contact portion formed in the first terminal member. The first terminal member generates spring force towards the center of the connector in the lateral direction when the protruding terminal received inside the protruding terminal receiving opening moves relative to the first contact portion.

Abstract: The Present Disclosure is a module socket for mounting a module on a mounting member, in which the module socket has a first connector including a flat housing, a first conductive pattern arranged on the mating side surface of the housing, and a male terminal protruding from a surface of the first conductive pattern, and a flat second connector formed from plate-shaped metal and including a female terminal elastically interposing the male terminal, and in which either the first conductor or the second conductor is attached to the module and the other is attached to the mounting member.

Abstract: An electrical connector assembly (100) for electrically connecting a CPU (5) with a printed circuit board (8) and includes a housing assembly (9) with a number of contacts (12) received therein and a cable connector (71) rotatably assembled to the housing assembly (9), the cable connector (71) includes a gate (712) rotatably assembled to the housing assembly (9) and a number of terminals (711) assembled in the gate (712), the gate (712) includes a shaft (7120) assembled to the housing assembly (9) and the gate (712) rotates around the shaft (7120).

Abstract: An electrical connector for electrically connecting a chip module to a printed circuit board. The electrical connector includes an insulating body and a pressing plate for covering the insulating body. A receiving area for receiving the chip module is disposed on the insulating body. Multiple terminal receiving slots are provided inside the receiving area, and at least one bump is disposed inside the receiving area. An opening is provided at the pressing plate. An urging portion is disposed at each of two opposite sides of the opening, respectively, and pressing force-application points are formed at two ends of the urging portion. When the pressing plate covers the insulating body, the bump is correspondingly located below the force-application points to bear the chip module, so as to avoid warps and deformations of the chip module when pressed.

Abstract: An electrical connector for use with an electronic package, includes an insulative housing with contacts, a cover assembled on the housing and including a main body with a mating portion, the mating portion formed with an entrance, and a loading component engaging with the mating portion of the cover and passing through the entrance of the cover to directly press the electronic package.

Abstract: An electrical connector for electrically connecting a central processing unit (CPU) to a printed circuit board (PCB) includes a base having a first opening and a plurality of passageways with a plurality of contacts therein. A base shield is assembled on the first opening of the base. A cover is mounted upon the base and has a second opening corresponding to the first opening of the base and a plurality of through holes corresponding to the passageways. A cover shield is assembled on the second opening of the cover for contacting with the CPU and the base shield. An actuator driving the cover with the cover shield slides along the base with the base shield in a front-to-back direction.

Abstract: A land-grid array die package socket is configured for low- or zero insertion-force assembly with a land-grid array die package. For zero insertion-force assembly, a motion plate applies a force on a land-grid array contact that causes a contact tip to move into protective cover while the die package is inserted into the socket. After zero insertion-force assembly, the motion plate applies a force on the land-grid array contact that causes the contact tip to deflect in a positive-Z direction until a useful contact is made at the contact tip with a land-grid array pad.

Abstract: An electrical connector includes a base (1) with a plurality of passageways (11), a number of contacts (12) received in the passageways (11), a cover (2) assembled to the base (1), a cam (3) mounted to the cover (2) and the base (1) and rotatable to drive the cover (2) to move relative to the base (1), a cover strip (26) assembled to the cover (2) and a base strip (16) assembled to the base (1), the cover (2) comprises a number of through holes (21) corresponding to the passageways (11), the cover strip (26) is manufactured by bending a metal strip and has a U-shaped body portion (261) and a pair of stoppers (262) bending upwardly from free ends of the body portion (261) to engage with the cam (3).

Abstract: A conduction check apparatus including an inspection part (4) having a main body (22) having a surface (23a), inspection pins (21) protruded from the surface (23a), a guide pin (8) provided on the surface (23a); and a protection board 6 sliding along the guide pin (8) from a first position to a second position and having a plurality of holes (28). At the first position, the protection board (6) covers a tip of each of the inspection pins (21) and, at the second position, each of the inspection pins (21) jut out from the respective one of the holes (28). The conduction check apparatus includes a connector setting part (3) relatively moving toward the inspection part (4). The protection board (6) moves between the first and the second position during the relative movement.

Abstract: An electrical connector assembly for electronically connecting a chip to a circuit board includes an electrical connector and a cover. The electrical connector includes a flip cover, a control element, a main body, and a fixing element. The flip cover is rotatably connected to the fixing element through the control element. The main body and the fixing element are located on the circuit board, and the chip is located on the main body. The cover is removably mounted on the flip cover. When the flip cover and the control element are rotated to be opened relative to the main body, the control element is rotated relative to the fixing element and is engaged with the flip cover.

Abstract: An electrical connector includes a body having a plurality of receiving slots, a plurality of terminals respectively accommodated in the receiving slots, each terminal having a stopping portion, and a cover, slideably covered on the body, and having a plurality of pressed surfaces respectively corresponding to the stopping portions. When the cover slides along a first direction relative to the body, the stopping portion limits upward displacement of the pressed surface, so as to limit upward warping of the cover, thereby ensuring good contact between the terminal and a mating element.

Abstract: A socket connector includes a socket body, a sliding plate movably mounted upon the socket body, a plurality contacts received in the socket body and the sliding plate, and an actuating mechanism. The actuating mechanism includes a lid moving upwardly and downwardly between a first position away from the socket body and a second position close to the socket body, and a lever having one mating bar with at least a first tab and a second tab to be pressed by the lid so as to push the sliding plate moving.

Abstract: An electrical connector assembly includes a printed circuit board, a socket connector assembled on the printed circuit board and a chip module seating on the insulative socket. The socket connector assembly has an insulating socket having a plurality of terminals received therein, a cover located on the insulating housing and three retention members secured to the printed circuit board and mating with the cover. The cover is attached to two of the retention members and capable of linear and rotational movements with regarding to said retention members so that the cover presses the chip module and is secured by another retention member.

Abstract: An electrical connector (100) adapted for electrically connecting an integrated circuit (IC) package comprises an insulative housing (1) and a plurality of contacts (2) received in the insulative housing (1), the contacts (2) each comprises a base portion (21), a pair of arms (22) extending upwardly from the top end of the base portion (21) and a solder portion (23) extending from the bottom end of the base portion (21), the base portion (21) defines a first plane (P1), said pair of arms (22) are located on opposite sides of the first plane (P1) and each comprises a contacting portion (223), the contacting portion (223) and the first plane form an acute angle.

Abstract: Various circuit board sockets and methods of manufacturing and using the same are disclosed. In one aspect, a method of manufacturing is provided that includes forming a socket operable to receive a first circuit board. The socket includes a housing and a cover slidedly coupled to the housing. The cover has an opening sized to enable the first circuit board to seat on the housing.

Abstract: An electric connector includes an insulation base, a cover which is slidably connected to the base and an eccentric driving cam which is connected to the insulation base and the cover. The insulation base has a first limit surface. The cover has a second limit surface. The eccentric driving cam includes a first stop surface and a second stop surface. The first stop surface is stopped by the first limit surface and the second stop surface is stopped by the second limit surface, providing a dual-stop effect.