Abstract: A motor drive apparatus includes a bus bar through which a current associated with motor driving flows, a printed circuit board, and a conductive support pedestal mounted on the printed circuit board and interposed between the bus bar and the printed circuit board, wherein the conductive support pedestal includes at least one hole for screw passing configured to fasten the bus bar and the conductive support pedestal with screw tightening, and a terminal unit for a printed circuit board configured to electrically connect an electric wire provided in the printed circuit board to the conductive support pedestal.

Abstract: A dowel includes a body having a composition of polystyrene and possible glass filling or other material compositions Such a body further has a chamber with an axial bore extended along an entire longitudinal length thereof. A first slot begins from a proximal end of the body and terminates at approximately a midpoint of the longitudinal length of the body. A second slot begins from a distal end of the body and terminates at approximately the midpoint of the longitudinal length of the body. The first and second linear slots are axially offset to improve chamber compression and a series of ridges outer surface is provided to improve connectivity between to objects.

Abstract: An electronic assembly includes an electronic module and an electric part. The electronic module includes an electrically conductive press-fit terminal. The electrically conductive press-fit terminal has a press-fit section. The electric part has a contact hole. The press-fit section is inserted in the contact hole and plastically deformed therein, such that the press-fit section both mechanically and electrically contacts the electric part in the plastically deformed state. A corresponding method of assembly is also described.

Abstract: A connector is disclosed. The connector has a housing and a conductive terminal disposed in the housing. The conductive terminal has a pair of resilient contact arms including a pair of clamping portions clamping a wire therebetween and a pair of releasing portions adapted to move the pair of resilient contact arms away from each other, each of the pair of resilient contact arms includes one clamping portion and one releasing portion disposed at a free end.

Abstract: A socket housing and contact assembly process includes forming the solder ball contact region after initial installation of a set of contacts into the housing. The contact regions of the set of contacts pass through corresponding contact cavities to extend beyond the housing and the contact regions are formed over at equal angles for solder ball placement.

Abstract: A pin and a printed circuit board are provided. The pin includes a pin body and an insertion head. The insertion head is disposed on an end of the pin body and includes a base and a guide post. The shape of the base is a cylinder, the bottom of which is located on the end of the pin body. The shape of the guide post is a prism, which is coaxially connected to the base. The projection of a circumcircle of a cross section of the guide post is overlapped with that of a cross sectional circle of the base along the direction of an axis of the guide post. The advantage of the prevent invention is to decrease the tilt of the pin body after inserted, reduce the solder material between the base and the insertion hole, and improve the welding quality.

Abstract: A single element electrical connector includes a single conductive contact element formed into a cage structure having a wire insert end and a wire contact end along a longitudinal centerline axis of the connector. The cage structure defines an upper pick-up surface having a surface area suitable for placement of a suction nozzle of a vacuum transfer device, as well as a pair of contact tines biased towards the centerline axis to define a contact pinch point for an exposed core of a wire inserted into the connector. A contact surface is defined by a member of the cage structure for electrical mating contact with a respective contact element on a component on which the connector is mounted.

Abstract: A manufacturing method is provided for a terminal (10) that has a board connecting portion (12) to be connected to a circular through hole (B1) formed to penetrate through a board (B). The manufacturing method includes a wire drawing step of manufacturing a wire material having a polygonal cross-section with obtuse interior angles by drawing the wire material through an opening of a wire drawing die, the opening having a polygonal shape with obtuse inner angles. The method then includes a surface processing step of applying a surface processing to the wire material, and a cutting step of cutting the wire material having the surface processing applied thereto to a specified length to form the terminal (10).

Abstract: A connector is mateable with a mating connector along an up-down direction under a mounted state where the connector is mounted on a circuit board. The mating connector is mounted on a mating circuit board. The connector comprises a housing, a regulation member and a contact. The regulation member has an insulation portion and a metal portion. The insulation portion is supported by the metal portion. The metal portion is fixed to the housing. The contact is press-fit in the housing from below to be held by the housing. The contact has a connection portion and a resilient portion. The connection portion is fixed to an upper surface of the circuit board under the mounted state. The resilient portion has a lower-end portion. The lower-end portion of the resilient portion is located below the connection portion and located right above the insulation portion. The resilient portion is resiliently deformable downward.

Abstract: A low-profile electrical connector includes an insulative housing, a plurality of contacts and a pair of mounting pieces positioned at opposite sides of the insulative housing. The insulative housing includes a half-opened plug-receiving space. Each contact includes a fixing portion, a deformable contacting portion extending into the plug-receiving space and a soldering portion for being mounted to a circuit board. Each mounting piece includes a retaining portion, a bending portion extending sidewardly from the retaining portion and a mounting portion parallel to the retaining portion. The mounting portions are adapted for being fixed to the circuit board in order that when a plug is inserted into the plug-receiving space, the mounting portions replace the soldering portions to bear a great deal of impact force.

Abstract: An electrical connector assembly combination includes a receptacle with a plurality of electrical contacts, and a connector device with housing configured to accept and retaining a terminal end of a flexible assembly comprising one or more flexible electrical conductors. The terminal end of the flexible assembly includes one or more electrical contacts. The connector device is capable of being reversibly coupled and interlocked with the receptacle such that each of the electrical contacts in the receptacle is electrically connected to a corresponding contact at the terminal end of the flexible assembly in a secure, removable and non-permanent manner.

Abstract: Provided is an electric connector mounted on a circuit board, including: a housing including a fitting portion fitted to a mating connector; a plurality of terminals disposed on the fitting portion; and lock metal fittings including an elastic portion and preventing separation of the mating connector, wherein the housing includes accommodating portions at both ends of the housing in the arrangement direction of the terminals to accommodate the lock metal fittings in the accommodating portions, and each of the lock metal fittings includes a fixed portion formed at one end of the lock metal fitting and fixed to the circuit board, a preventing surface formed at the other end of the lock metal fitting and preventing separation of the mating connector, a first folded portion extended from the preventing surface and folded in a substantially U shape, a second folded portion extended in the separation direction of the mating connector from the fixed portion, folded in a substantially U shape, and coming into contact

Abstract: An electrical connector assembly combination includes a receptacle with a plurality of electrical contacts, and a connector device with housing configured to accept and retaining a terminal end of a flexible assembly comprising one or more flexible electrical conductors. The terminal end of the flexible assembly includes one or more electrical contacts. The connector device is capable of being reversibly coupled and interlocked with the receptacle such that each of the electrical contacts in the receptacle is electrically connected to a corresponding contact at the terminal end of the flexible assembly in a secure, removable and non-permanent manner.

Abstract: A compliant pin for use with a shielding cage or electrical connector is disclosed that has improved insertion capabilities that increase the resistance of the compliant pin to buckling during mounting of the cage or connector to a circuit board. The pin has a base and tip portion that are interconnected together by a body portion. An opening is disposed in the pin body portion and the top edge of the opening is positioned at a level therein that is spaced apart from and beneath the top surface of the circuit board. In another embodiment, the pin opening is generally non-symmetrical with a configuration that approximates a triangle, i.e., the wider base portion of the pin opening is closer to the pin tip portion than the narrower, apex portion of the pin opening.

Abstract: A low-profile electrical connector includes an insulative housing, a plurality of contacts and a pair of mounting pieces positioned at opposite sides of the insulative housing. The insulative housing includes a half-opened plug-receiving space. Each contact includes a fixing portion, a deformable contacting portion extending into the plug-receiving space and a soldering portion for being mounted to a circuit board. Each mounting piece includes a retaining portion, a bending portion extending sidewardly from the retaining portion and a mounting portion parallel to the retaining portion. The mounting portions are adapted for being fixed to the circuit board in order that when a plug is inserted into the plug-receiving space, the mounting portions replace the soldering portions to bear a great deal of impact force.

Abstract: Circuit board assembly including an electrical connector having a connector body having a mounting side and an array of signal contacts disposed along the mounting side. The array of signal contacts has gaps formed between adjacent signal contacts of the array. The circuit board assembly also includes a circuit board having an engagement side. The circuit board includes signal vias and ground vias that are exposed along the engagement side. The circuit board assembly also includes a grounding matrix that is positioned between the engagement side and the mounting side. The grounding matrix includes a plurality of ground contacts that are interconnected in a web-like manner to define a plurality of openings, wherein the signal contacts of the electrical connector extend through the openings to engage the signal vias. The ground contacts electrically couple the ground vias of the circuit board to a ground pathway through the electrical connector.

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 conductive region for receiving the chip module is disposed on the insulating body. Multiple terminal receiving slots are provided inside the conductive region, and at least one bump is disposed inside the conductive region. 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: A direct plug element for contacting an electrical contact includes: a two-piece flexible direct contact having a first, separate spring element, and a second, separate spring element, the first spring element and the second spring element being situated one behind the other in a contact direction, and a first spring force of the first spring element and a second spring force of the second spring element is directed in essentially the same direction, and the second spring element includes a contact region.

Abstract: An electronic assembly comprises a housing, a cover for the housing, a printed circuit board receivable in the housing, and a compliant pin header assembly. The compliant pin header assembly is moimtabie in the housing by inter-engaging features on the header assembly and the housing. The compliant pin header assembly has compliant pins for engaging corresponding features on the printed circuit board to connect the compliant pin header assembly electrically to the printed circuit board. The cover, when the electronic assembly is assembled, engages the housing and also engages the printed circuit board at a location spaced from an outer periphery of the printed circuit board.

Abstract: A universal press-fit connection allows a component having a connector pin to be connected to a compatible plated through hole of a circuit board regardless of circuit board thickness. The connector pin includes a proximate end adjacent the component, a distal end with a fork lock, and a compliant portion between the proximate and distal ends. A multi-width through hole includes a first portion partially extending through the circuit board and a second, wider portion extending beyond the first portion. The fork lock initially moves radially inward upon insertion into the first portion via flexing of the compliant portion, and re-expands when entering the second portion. The compliant portion engages the through hole and the fork lock secures the connector pin in the through hole.

Abstract: A substrate connection part (4) of each of a plurality of press-fit terminals (3) pulled out of a housing (1) is inserted into a positioning hole (12) of a terminal arrangement member (11) to adjust alignment of the press-fit terminals (3) with respect to through-holes (7) of a substrate (6). The terminal arrangement member (11) is made of a thin resin sheet material. Each positioning hole (12) is sized so that the press-fit terminal (3) is placed in position by inserting a guide portion (9) of the press-fit terminal (3) therein. Slits (13) extend radially out from an opening edge of the positioning hole (12). When a press-fit portion (8) passes through the positioning hole (12), both slits (13) and the positioning hole (12) expand so that the press-fit portion (8) passes smoothly through the positioning hole (12).

Abstract: A connector assembly is provided with a body that extends along a lateral length with a longitudinal height defined by a first body surface and an opposing second body surface. A locking terminal extends through the body and includes an elongate blade having a distal end for electrically connecting to a mating connector and a proximal end adapted to electrically connect to an electronic component with an aperture. At least one tab extends lengthwise from an intermediate portion of the blade and extends through the electronic component aperture. A projection extends outward from the tab such that the projection interferes with the aperture during insertion of the tab therethrough for deforming the tab. After insertion, the tab returns from the deformation and engages the projection to the electronic component for retaining the tab within the aperture.

Abstract: A method for manufacturing a FPCB substrate includes the following steps. First, a FPCB material including an insulation layer and an electrically conductive layer formed on the insulation layer is provided. The electrically conductive layer has a first surface and an opposite second surface. The insulation layer has a third surface and an opposite fourth surface. The third surface comes into contact with the second surface. Secondly, a through hole extends from the first surface to the fourth surface is formed. The through hole includes a metal hole in the electrically conductive layer and an insulation hole in the insulation layer. Thirdly, the insulation hole is enlarged to expose a portion of the electrically conductive layer around the metal hole. Finally, the exposed portion is bent to form a hook which passes through the enlarged insulation hole and protrudes out from the fourth surface of the insulation layer.

Abstract: A board connecting portion (21) of a terminal fitting (20) is inserted in a through hole (11) of a circuit board (10). Two resilient deformation portions (22) formed at the board connecting portion (21) are deformed resiliently to approach each other and are held resiliently in contact with the inner periphery of the through hole (11). Copper plating layers (25) formed on the outer surfaces of the resilient deformation portions (22) and a board-side tin plating layer (13) formed on the inner peripheral surface of the through hole (11) are alloyed to hold the board connecting portion (21) in the through hole (11).

Abstract: A terminal joining structure includes a terminal having a tubular barrel portion and a flange portion that is integrally formed at the axis-direction end of the barrel portion, a conductor substrate on which is opened a through-hole for inserting the barrel portion, and a ring that fits on the barrel portion on the opposite side of the conductor substrate. On the barrel portion is formed a taper that increases in diameter toward the flange portion. The diameter of the larger-diameter portion of the taper is larger than the inner diameter of the through-hole. The terminal is caulked to cause radially outward expansion of an end part of the barrel portion, which passes through the ring, on the opposite side of the conductor substrate and is fixed to the conductor substrate together with the ring.

Abstract: An electric contact which can improve the connection stability without increasing the sliding resistance even when the amount of reduction in the lengths of the electric contact is little. A preferred embodiment of the present invention comprises a first plunger which has conductivity and has an external cylinder portion; a second plunger which has internal contact portion to be inserted into the external cylinder portion, is interlinked with the first plunger in an extensible manner and has conductivity; and a coil spring which urges the first and second plungers toward a direction to separate them. The internal contact portion has a taper shape which expands towards the lower end from the upper end, and is formed so as to contact with the internal surface of the external cylinder portion and conduct to the external cylinder portion.

Abstract: A method of manufacturing a printed wiring board with solder bumps includes forming a solder-resist layer having small and large apertures exposing a respective conductive pad of the printed wiring board, loading a solder ball in each of the small and large apertures using a mask with aperture areas corresponding to the apertures of the solder-resist layer, forming a first bump having a first height, from the solder ball in the small aperture, and a second bump having a second height, from the solder ball in the large aperture, the first height being greater than the second height, and pressing a top of the first bump such that the first height becomes substantially the same as the second height. A multilayer printed wiring board includes a solder-resist layer with apertures of differing sizes and solder bumps having substantially equal volumes but a difference in height no greater than 10 ?m.

Abstract: The patent deals with a contact fixture for a PCB with one first plug-in connector and one second plug-in connector, whereby the first plug-in connector has a number of first contact elements, the second plug-in connector has a number of second contact elements, the first plug-in connector is arranged on the first side of the PCB, the second plug-in connector is arranged on the second side of the PCB opposite to the first side, the first contact element and/or the second contact element is/are designed as a connector to establish a detachable electrically conductive connection with at least the second contact element or the first contact element, and the first contact element and the second contact element are connected through an opening in the PCB.

Abstract: A carrier assembly for an integrated circuit is disclosed. The carrier assembly has a retainer with electrical contacts for receiving the integrated circuit, and island defining portions arranged about the retainer. Each island defining portion is connected to neighboring island defining portions through a serpentine member. This connection allows resilient deflection between the island defining portions.

Abstract: A printed circuit board according to the present invention is a printed circuit board (4) including a component mounting pin (1) made of a metal wire to connect with a semiconductor chip (10). The semiconductor chip (10) is a surface mounting type semiconductor chip having an electrode pad on its mounting surface for use in a flip-chip mounting system. The component mounting pin (1) is formed by using wire-bonding technology. This printed circuit board (4) is able to decrease malconnections or disconnection caused by a difference between the coefficients of thermal expansion of the semiconductor chip (10) and the printed circuit board (4).

Abstract: A carrier assembly for an integrated circuit is described. The assembly includes a retainer for receiving the integrated circuit, and island defining portions surrounding the retainer. Each island defining portion is connected to neighboring island defining portions through a serpentine member. This arrangement allows resilient deflection between the island defining portions.

Abstract: Portable computer structures are provided. The portable computer structures may include connector structures. The portable computer may have a case. A portion of the connector structure may be formed by the case of the portable computer. The portable computer may have a circuit board with grounding spring-loaded pins which electrically ground the circuit board to the case of the portable computer. The portable computer may have an optical disk drive that is form fitted to mount to the portable computer case.

Abstract: A socket connector (10) utilizes contacts (41) that have a shape similar to an inverted ohm sign and which have two flexible contact arms (43) located at one end thereof for contacting elements such as solder balls (62). The other end of the contact have a closed end and the contacts may be slotted in increase their flexibility or they may be solid.

Abstract: An electronic apparatus includes a PCB with a heat generating electronic component disposed thereon, a heat sink, and a mounting device for mounting the heat sink onto the heat generating electronic component. The mounting device includes a mounting frame and a wire clip. The mounting frame surrounds the heat sink, and includes two first mounting arms and two second mounting arms disposed above the first mounting arms. The first mounting arms abut on the PCB. A pair of engaging wings are formed on the second mounting arms. The wire clip includes a pivot axis pivotably attached to the mounting frame and two resilient arms at opposite sides of the mounting frame. The resilient arms abut against the heat sink and engage with the engaging wings, thereby exerting a resilient force on the heat sink toward the heat generating electronic component.

Abstract: To provide a connector that incorporates a built-in electronic part, which allows for easy assembly for obtaining a required connection structure, ensures connection reliability, and prevents dislodging of the electronic part even when used in locations involving frequent vibrations.

Abstract: The Printed Circuit Board (PCB) has connectors which each include a terminal part and a connector pin. The terminal part is formed in one end of the PCB and is provided with a terminal hole. The connector pin is configured such that one end thereof is inserted into the terminal hole, and the remaining end thereof extends to protrude outside the terminal hole and is also bent several times, thus forming a contact part that is elastically deformed, and electrically connected to a pad part provided in a target PCB for connection. Thus, a desirable signal transmission characteristic is guaranteed, so that the reliability of electronic devices using the PCB can be improved and the manufacturing cost can also be reduced.

Abstract: A board mount-type connector having an insulative housing with a base and a row of contacts carried by the housing is disclosed. Each contact has a centerpiece secured to the housing along a substantially vertically upright inner wall of the base, a mating interface connected to one end of the centerpiece so that the mating interface contacts a mating contact, and a board interface connected to the remaining end of the centerpiece so that the board interface connects to a circuit board. Each board interface has a bend that initially extends away from an extension line associated with a generally vertically upright portion of the respective centerpiece and that is bent back toward the extension line. A pad interface extends from the free end of the board interface toward the extension line and the contacts of the row are staggered along a length of the row.

Abstract: Provided is a carrier assembly for an integrated circuit. The assembly includes a carrier having a matrix of island contacts interconnected by respective serpentine members to allow resilient deflection between such contacts, said matrix surrounding a passage defined through the carrier. The assembly also includes a retainer for operatively locating the integrated circuit within said passage so that the integrated circuit is electrically connected to the carrier.

Abstract: An information handling system circuit board has an opening formed through it proximate a coupling point of an integrated circuit to the circuit board. The opening manages stress at the coupling point of the integrated circuit to the circuit board to reduce the risk of damage to the coupling point during deformation of the circuit board, such as when the circuit board is coupled to a chassis or when a component is pressed into the circuit board. In one embodiment, rectangular openings are formed at diagonally opposed corners of a BSA integrated circuit. In alternative embodiments, openings of varying shape, such as slots or curved slots, are formed at selected corners of the integrated circuit.

Abstract: Disclosed herein is a Printed Circuit Board (PCB) having connectors. The PCB includes a terminal part and a connector pin. The terminal part is formed in one end of the PCB and is provided with a terminal hole. The connector pin is configured such that one end thereof is inserted into the terminal hole, and the remaining end thereof extends to protrude outside the terminal hole and is also bent several times, thus forming a contact part that is elastically deformed, and electrically connected to a pad part provided in a target PCB for connection. Thus, a desirable signal transmission characteristic is guaranteed, so that the reliability of electronic devices using the PCB can be improved and the manufacturing cost can also be reduced.

Abstract: A method for production of a semiconductor package which enables uniform conduction processing for all through holes covered by the conduction processing without being limited to any specific structure, is free from surface relief shapes and internal voids, and enables conduction processing simply, in a short time, at a low cost utilizing existing facilities, wherein the conduction processing of the through holes includes a step of press fitting a conductor into the through holes by a ball bonder and a step of flattening the exposed heads of the press-fit conductors by coining.

Abstract: A pressfit terminal is to be inserted into a through hole defined in a substrate for electrically contacting with the through hole. The pressfit terminal includes a terminal main body and at least three protrusion portions. The at least three protrusion portions protrude outwardly from a surface of the terminal main body. At least part of the protrusion portions are arranged at intervals in a direction intersecting with an insertion direction of the terminal main body.

Abstract: An electrical connector including a housing; electrical contacts connected to the housing; and a shield connected to the housing. The shield includes connection sections which are adapted to extend through holes in a substrate and be deformed to fixedly and stationarily mount the shield and the housing to the substrate. A spring can be provided between the shield and the substrate.

Abstract: A fixing holder for fixing an electronic component having wire-shaped leg portions to a printed circuit board, the holder being an almost cylindrical-shaped holder for holding the electronic component having the wire-shaped leg portions in a manner that the leg portions pass through and protrude therefrom, the fixing holder comprises: a holder main body portion for holding a main body portion of the electronic component; and a base portion continuously provided to the holder main body portion, wherein one surface of the base portion on a forward side is opened to form an opening, at least a portion of periphery of the opening is configured to form a flat surface, and a side surface of the holder main body portion on a side where the opening is formed is protruded forward to form an engagement nail portion to be engaged with the printed circuit board.

Abstract: A dc/dc converter is mounted to a printed circuit board with rigid terminal pins which extend into a converter substrate to provide electrical connection to circuitry on the substrate. A terminal pin includes a flange which abuts the printed circuit board and spaces the converter substrate from the printed circuit board. Connection to the printed circuit board is made by solder provided between the flange and the circuit board.

Abstract: A batch electrically connecting sheet makes it possible to form an electric connection with mechanical, thermal, and electrical stability at plural points of contact. A batch electrically connecting sheet comprises a heat-resistant sheet having plural perforations, conductive blocks, inserted in the perforations, having ridges including indentations and projections; the projections are outstanding from the perforations, and the conductive blocks are thicker than the heat-resistant sheet, and the heat-resistant sheet has an adhesive layer composed of a heat curable adhesive agent applied on at least one surface thereof, covering the projections of the conductive blocks.

Abstract: A dc/dc converter is mounted to a printed circuit board with rigid terminal pins which extend into a converter substrate to provide electrical connection to circuitry on the substrate. A terminal pin includes a flange which abuts the printed circuit board and spaces the converter substrate from the printed circuit board. Connection to the printed circuit board is made by solder provided between the flange and the circuit board.

Abstract: An assembly structure of an adapter. The assembly structure of an adapter includes a printed circuit board (PCB) having contacts thereon, a first insulation casing, a second insulation casing assembled with the first insulation casing and having a space for installing the PCB therein, and a plug disposed on the first insulation casing and having conductive terminals and metal extending pieces. Each of the conductive terminals is connected with a corresponding metal extending piece, so that the metal extending pieces contact with the contacts of the PCB to conduct the conductive terminals with the PCB when the first insulation casing, the second insulation casing and the PCB are assembled together.

Abstract: A method of forming an electrical interconnection between a first electrical device and a second electrical device comprises the steps of providing contacts in an uncompressed state. The uncompressed contacts are then deformed to a compressed state and then the contacts are positioned in a device adapted to hold the contacts between the first and second electrical devices. Or alternatively, the uncompressed contacts are positioned in the device and then compressed to the compressed state. The contacts are then activated to substantially expand to the uncompressed state wherein each contact expands to substantially its uncompressed state for establishing the electrical interconnection between the first and second electrical devices.

Abstract: There is provided a connector for mounting on a printed circuit board (5), the connector including at least two mechanically balanced pick-up points (23,25). The pick-up points (23,25) may be marked to indicate their position. Typically the connector is an angled connector. There is also provided a method for mounting a connector of the invention, the method typically including the steps of: a) attaching a pick-up device to a pick-up point of the connector, b) lifting the connector using the pick-up device, c) placing the one or more tabs (1a, 1b, 1c, 1d) of the connector into contact with adhesive means located on the circuit board, d) disengaging the pick-up device from the angled connector, e) heating the circuit board to (5) liquefy the adhesive means and allowing the angled connector to self centre, and subsequently f) allowing the adhesive means to re-solidify so that the tabs (1a, 1b, 1c, 1d) are held in electrical contact with the circuit board (5).