Abstract: A female electrical contact of the socket type comprising a tubular body (1) defining a housing (3) provided with a front inlet orifice (4) for receiving a male electrical contact of the pin type, and a plurality of elastically deformable contact springs (5) which are centrally curved radially inwards and which extend substantially longitudinally, being distributed in a cylinder to constitute a cage. The springs are secured to the body by one of their ends, and are fixed to the body adjacent to their front ends, and the front ends of the springs are connected to one another by a front ring (9) which fits over the outline of the housing (3) in the vicinity of its inlet orifice (4) and is secured thereto.

Abstract: A female terminal body consists of elastic contact pieces which are separated from each other in a peripheral direction by slits elongating in a longitudinal direction, a cylindrical base portion for fixing a sleeve, a conductor clamping portion to which a conductor of an electric wire W is to be fixed, and a wire cover clamping portion. The elastic contact pieces are disposed in a front part of the terminal body, the cylindrical base portion in a middle part, and the conductor clamping portion and the wire cover clamping portion in a rear part. The elastic contact pieces elongating from the cylindrical base portion constitute a cylinder having a diameter which gradually decreases as moving more distant from the cylindrical base portion, so that the male terminal is pressingly contacted to and clamped by their front ends. In order to facilitate the insertion of the male terminal, the front end portion of the cylinder has a diameter which gradually increases.

Abstract: A female terminal fitting for a connector comprises: a cylindrical insertion portion whose front and is opened; and a resilient contact piece is disposed within the cylindrical insertion portion. The resilient contact piece includes: a first fold being formed by extending an extending end portion from a wall portion of the cylindrical insertion portion and folding the extending end portion back into a hollow of the cylindrical insertion portion, the first fold being given resiliency; a second fold being formed by further folding the extending end portion inward, the second fold being given resiliency; and a stopper for regulating an amount of flexion of the resilient contact piece, the stopper being formed by bending the extending end portion of the second fold so as to confront a back surface between the first fold and the second fold. A male terminal fitting is retained in pressure contact with the resilient contact piece by inserting the male terminal fitting into the cylindrical insertion portion.

Abstract: Female electric contact member includes a first part having crimping lugs at one end extended by a profiled part in turn extended by a body ending in two elastic bars which form a clamp for gripping a corresponding male electric contact. A complementary part fixed to the body includes two elastic bars to strengthen the elastic action of the bars. The body of the first part has a circular cross-section, the complementary part having a corresponding circular cross-section and, along each of two opposite edges which are contiguous after bending, a lug adapted to be inserted in a slot in the body of the first part and a cut-out lug at an intermediate point of its surface which is inserted in a slot of the first part.

Abstract: An electrical plug connector for an electrical connector assembly comprises a dielectric housing having at least one cavity which extends inwardly from a mating face of the housing. An electrically conductive socket contact is disposed in the at least one cavity. The socket contact has a generally tubular shape with inner and outer surfaces and an end face which is disposed in a vicinity of the mating face. A first dielectric member is disposed on the socket contact and extends at least over the end face so as to shield the socket contact from inadvertent electrical engagement. For a socket contact of relatively large diameter, a second dielectric member having a post may be disposed centrally within the socket contact to prevent inadvertent engagement with the inner surface thereof.

Abstract: A contact spring assembly includes a contact spring having a connection part for an electrical conductor and a contact part with a spring leg base and spring legs originating therefrom for contacting a plug contact. A detent sleeve is retained at the spring leg base, produced from sheet metal as a stamped and bent part, surrounds the contact part like a box and constructed as an overspring. The detent sleeve has a bottom wall, two side walls each having an overspring arm being cut out of the side wall, bent inward and resting on a respective one of the spring legs, a top wall being divided by a longitudinal slit, and a detent spring arm being cut out of one of the walls, extending in the longitudinal direction of the detent sleeve and being bent outward. The overspring arms are formed solely by dividing cuts extending substantially crosswise to a longitudinal direction of the detent sleeve.

Abstract: An electrical contact is provided which includes an upper and lower bifurcated beam having contact areas which are staggered. The beams extend from a bridging portion from which outer enclosing members also extend. The outer enclosing members protect the beams from damage, and the sides of the beams are open to facilitate insertion of a blade terminal.

Abstract: A female terminal for receiving a male terminal includes a main body having a box part for receiving the male terminal and a leaf spring to be accommodated in the box part. The box part has engaging notches formed in both sidewalls thereof, respectively. The leaf spring has raised projections which are arranged on both sides of an end in a longitudinal direction thereof. Further, engaging projections are provided at both inlets of the engaging notches of the box part. In assembly, when each of the raised projections pass through each of the engaging projections, the former deforms the latter elastically. After the raised projections pass through the engaging projections. They serve to prevent the raised projections restored elastically to their original configurations from coming out of the engaging notches.

Abstract: An electrical connection terminal includes a male terminal having a rod-like male contact portion, a tubular female terminal having a through hole for receiving the male contact portion, a resilient contact member of an annular shape which is retained in the through hole along an axis A, and can be brought into surface-to-surface contact with the male contact portion, and a conductor clamping portion and a covering clamping portion which are formed integrally with the female terminal at a rear end portion thereof through a retaining step portion, and extend in the axial direction. The resilient contact member is made of a material having a good electrical conductivity, and has an integral clamping piece which extends through the through hole in the retaining step portion to the conductor clamping portion. The covering clamping portion fixedly clamps a conductor covering, and the conductor clamping portion fixedly clamps a conductor and the clamping piece together.

Abstract: An electrical contact assembly has an elongated body portion and a sleeve member that has a head provided thereon. The body portion includes a socket, disposed at one end of the body portion, for receiving a pin contact. The head of the sleeve member has an enlarged opening for guiding the pin contact into the socket. The sleeve member also provides an important covering over side wall openings in the socket to prevent intrusion of nonconductive molten material during pressure molding of an electrical connector that may have one or more of the electrical contact assemblies encapsulated therein.

Abstract: In the case of an electric socket contact for insertion into a socket housing with a sleeve body and a laminated cage, which is attached axially to said sleeve body, for the displaceably pressing reception of a contact pin and attachment means, which are designed at the sleeve body, e.g.

Abstract: In a female terminal body, a plurality of elastic contact pieces by which a male terminal is to be clamped and which are separated from each other in a peripheral direction by slits elongating in a longitudinal direction are disposed in a front part, and a cylindrical base portion for fixing a sleeve is formed in a middle part. On the cylindrical base portion, four grooves which are long grooves elongating in the axial direction and arranged in the peripheral direction at equal intervals, and an annular step portion for receiving the sleeve are formed. On the other hand, the sleeve which is a circular cylindrical protection member opens at the rear end so that the sleeve can be fitted onto the cylindrical base portion. Four beads which project toward the inside of the sleeve are formed in such a manner that they elongate with starting from the opening in the axial direction. The beads are disposed so as to respectively correspond to the grooves of the cylindrical base portion.

Abstract: An improved female connector element for a pin and socket electrical connector includes at least four flexible fingers or "cantilever beams" forming a cylindrical socket for the pin of a male connector. A cylindrical sleeve surrounds the fingers and extends beyond their free ends to form an inwardly extending annular guide lip which defines the inlet opening for the pin. The lip both guides the pin properly into the socket and limits the size of the pin that may be inserted, thereby reducing potential damage to the fingers while providing a reliable, durable connector.

Abstract: A connector terminal includes a first terminal having a cylindrical tubular portion, and a second terminal that can be connected to the cylindrical tubular portion. An outer terminal member and an inner terminal member for contacting respectively with outer and inner surfaces of the tubular portion are selectively attached to the second terminal. By selecting the two terminal members suitably, designs for respectively accommodating different allowable current values can be easily achieved.

Abstract: A hood, preferably constructed of rigid plastic, which is to be press-fit onto a socket contact. The socket contact is made of resilient conductive material and has fingers at one end for making a connection with a male contact pin. When the hood is pressed onto the socket contact, it covers the fingers of the socket contact along with the slits between the fingers and provides for a non-intermittent electrical connection with a male contact pin.

Abstract: A quick-connect terminal and receptacle for electrical spring test probes used in the printed circuit testing industry has a tubular receptacle having an inner bore with an entrance for inserting a wire terminal. The terminal has an open end receiving a base end of a wire. A barb cut from the terminal wall extends angularly into the terminal bore and away from the open end. The barb has an edge for gripping the wire end and preventing easy pullout. The wire extends to circuit testers which execute a testing routine upon the printed circuit board. The receptacles contain removable and replaceable spring probes and the quick-connect terminal and receptacle assembly provides speed and ease of probe replacement. Sealing rings can extend between the terminal and receptacle to maintain vacuum for use of the arrangement in vacuum actuated test fixtures.

Abstract: An electronic socket pin for use with sub-cooled integrated circuit devices. The socket pin design provides lower thermal conductance and electrical signal path resistance than a traditional electronic socket pin. The improved socket pin has a tubular body formed of an electrically conductive material having a low thermal conductance, such as 304 stainless steel. The tubular body is open at one end, and has a first diameter at the open end, for receiving an integrated circuit device signal lead. The remainder of the length of the tubular body has a second diameter which is much narrower than the first diameter. This narrower cross section further reduces the thermal conductance of the electronic socket pin. A contact sleeve having a cylindrical body including radially inwardly extending, resilient, prongs formed into the wall of the sleeve is fitted over the open end of the electronic socket pin.

Abstract: An electrical connector comprises a generally cylindrical tube member (10) having a tube wall (12) and an electrically conductive body (22) having a plurality of louvers (24) in a generally tubular array. The body and the tube member are nested one within the other, with the louvers having respective sides (28) projecting away from the tube wall for engagement with a complementary connector. The body and the tube member are secured against relative axial movement in at least one direction by at least one extruded projection (40) of the tube wall.

Abstract: A female contact, in particular for a high tension section switch, the female contact comprising two interleaved thimbles, a metal first thimble made by extruding a block of metal and then machining it, said first thimble having metal contact fingers designed for co-operating electrically with a male contact, the other thimble including fingers of an insulating material, the insulating fingers limiting the displacement of the metal contact fingers in a radial direction and in a lateral direction to predetermined values that are less than the elastic limit of deformation of the metal contact fingers, and serving in particular to prevent contact between the metal contact fingers.

Abstract: An electrical connector having a spring-arm receptacle is surrounded by a hood which is rectangular in cross-section. The hood guides a plug-type terminal tip into the receptacle. The receptacle includes at least one spring arm which is generally convex and defines transverse contact lines which engage opposite surfaces of the terminal tip when it engages the receptacle. At least one arm includes a central portion between the transverse contact lines, which forms a concave spring upon deflection.

Abstract: A stamped and formed electrical contact (34, 100) is disclosed for use in an electrical connector (30). The contact includes a plurality of retention features (66, 68, 110, 116) for securing a band contact element (42, 104) thereto. Each retention feature consists of a protrusion (66, 68, 110, 116) extending from the surface (64, 105) of the contact body (40, 102) and having an abutting wall (74, 78, 120, 122) facing the band contact element. The protrusions are equally spaced about the longitudinal axis (70, 112) of the contact body and are arranged in two groups, one group adjacent the end (62, 114) of the contact body and the other group spaced from the first group so that the band contact element fits between the opposing abutting walls of the two groups of protrusions. The protrusions are formed during the stamping process of the contact body.

Abstract: Female terminal parts (25) comprises a terminal body (28) and a plate spring piece (9). The terminal body (28) is formed with a wire connecting portion (5) and an electric contact portion (3). The electric contact portion (3) is formed with a bottom plate portion (11); a pair of two opposing side plate portions (13, 15); and a pair of two half opposing top plate portions (27, 29). Further, a plate spring piece (9) is formed with a spring body (26) and a pair of lug portions (23) engaged with the lug engagement holes (21) formed in the two side plate portions, respectively when assembled with the terminal body (28). In particular, two opposing cut-off end surfaces (27b, 29b) of the two half top plate portions are chamfered, and a distance (L2) between the two outer ends of the lug portions (23) is determined slightly smaller that another distance (L1) between the two chamfered surfaces (31, 33 ) of the two half top plate portions.

Abstract: To provide a female terminal in which the strength of an electrical contact portion of a tubular shape having a rectangular cross-section is enhanced, thereby preventing the terminal from being deformed during the manufacture of the terminal. In the female terminal, ears of a contact spring piece, provided within the electrical contact portion of a tubular shape having a rectangular cross-section, are engaged respectively in window holes formed respectively in side walls of the electrical contact portion. Elongate reinforcement projections or reinforcement grooves subjected to work hardening are provided at the side walls of the electrical contact portion, and extend in a direction of the height of the side walls, the projections or the grooves being provided on opposite sides of each of the window holes, respectively.

Abstract: A spring-incorporated flat type terminal structure which can be manufactured efficiently and which requires only a small space for engagement or disengagement of the male and female parts of the terminals of the connector. A flat type female terminal of electrically conductive material has a terminal engaging section and a wire connecting section. The terminal engaging section is substantially in the form of a rectangular box and has a terminal accommodating chamber with a terminal inserting inlet opened in one side. The terminal inserting inlet has four locking grooves at the four corners of the inserting inlet to hold spacer springs. The wire connecting section has an engaging hole into which the conductor of an electrical wire W is inserted. Hence, by inserting the engaging piece of a flat type male connector into the terminal engaging section from above, the wire of the flat type female connector can be electrically connected to the wire of the flat type male connector.

Abstract: An electrical power connector having a housing that substantially surrounds a mounting body. The mounting end of the mounting body extends beyond the end of the housing so that when the electrical connector is mounted on a back plane there is a gap between the end of the housing and the back plane which allows the electrical power connector freedom to pivot with respect to the back plane so as to accommodate misalignment between the electrical power connector and its mating connector and to provide a better electrical connection. An electrically conducting arm is also provided that can be inserted into the mounting body of the electrical power connector to convert the electrical power connector from a female connector to a male connector.

Abstract: A tappable conductive bus bar (11, 11') has a longitudinal slotted recess (17, 19) receiving at least one louvered spring strip (22, 23). At least one tab (26) is received through a gap (21) in the bus bar (11) to engage the louvered spring strip (22, 23). The bus bar (11) supplies current, with minimum wiring and parts, to one or more tabs (26), and the spacing between adjacent tabs (26) is not critical. Thus, the bus bar (11) is completely tappable.

Abstract: A female electrical contact comprises at least one flexible blade extending in a longitudinal direction and elastically deformable transversely to this longitudinal direction. It includes a contact member comprising the flexible blade or blades, a rear portion attached to the flexible blade or blades and an electrically conductive contact support. The rear part of the contact member and the contact support have complementary holding members which cooperate mechanically so that rotation of the contact member in at least one direction about its rear portion offsets its longitudinal axis relative to a nominal direction without significantly deforming the flexible blade or blades.

Abstract: A terminal receptacle for receiving a pin or tab therein has a resilient contact portion which prevents the terminal from experiencing frictional corrosion. The receptacle (11) has a receiving portion (17), a mounting portion (19), and a central portion (21). Spring slots (23,25,27) are provided on the central portion (19) thereby allowing the central portion to move resiliently in directions parallel and perpendicular to the axis of the receptacle.

Abstract: An ignition cable assembly includes a cable terminal attached to an end of an ignition cable. The cable terminal is plugged into the end of a boot and terminal subassembly that comprises three parts. These are a base terminal, a snap ring insert and an elastomeric boot. The elastomeric boot houses a replaceable plug seal that engages a ceramic insulator of a spark plug when the ignition cable assembly is plugged onto the spark plug. The ignition cable assembly can be straight, bent or right angled.

Abstract: A female electrical contact terminal having a rear tubular shank for connection with an electrical conductor, a forwardly open electrically conductive annular portion for receiving a male terminal, subdivided by a plurality of circumferentially distributed axial slots into a plurality of fingers, each said finger extending axially from a root securely connected to said rear tubular shank up to a free end having an inner swelling, the swelling of all arms defining a male terminal entrance, and a rigid tubular section secured to the roots of the fingers, surrounding the fingers, and limiting radially outwards resilient deformation of the fingers from a free condition of the fingers in which they converge forwardly among from the tubular section. A plurality of such terminal may be located in the insulation of a half-connector.

Abstract: A protective sleeve (100) for a pair of cantilevered spring contacts (15, 16) is formed by a blanking, forming and bending process (rather than a deep-drawn process) thereby providing a superior product at less cost. During the blanking process, a hole (104) is pierced within a transverse end wall (103) formed between respective first and second sleeve portions (101, 102). These sleeve portions (101, 102) are bent into semi-cylindrical shapes and are then bent towards each other and at right angles to the wall (103) to form the cylindrical sleeve (100). The hole (104) is sized to accommodate a given pin (20) but prevents an oversized pin (20') from being inserted therethrough, thereby preventing inadvertent damage to the contacts (15, 16) or to the sleeve (100).

Abstract: The present invention relates to an electrical contact system, in particular for a circuit-breaker, for establishing electrical contact between the respective ends of two conductive tubes (1) and (3) by fitting them together so that the end of one tube is inserted into the end of the other tube. According to the invention, one of the tubes (1), (3) includes a cavity (4) at its end, the cavity having an opening facing the other tube (3), (1) over at least a portion of the periphery of the tube, and a conductive component (2) is held in said cavity (4) which component is in part deformable radially relative to the tube, the conductive component coming into contact with the bottom of the cavity, and projecting out from the opening in the cavity.

Abstract: A female electrical contact including at least one axial elongate flexible spring offset from the axis (A) of the contact and elastically deformable in a transverse direction.

Abstract: The blade (12) is intended for a female contact for an electrical connector and arranged in order to extend into an elongate slot of a tubular socket of the contact by bearing against an external tube and by being engaged inside this socket and radially movable in an elastic fashion when a pin of an associated male contact is introduced into the socket. It comprises a central portion (13) bearing against the external tube, located between a tail end (7) and a contact end (9), which has a continuous longitudinal curvature of large radius and without folding so that the bearing surface.

Abstract: Disclosed is a female socket contact of the type having a female electrical contact section adapted to mate with a corresponding male contact and a resilient contact plate provided in the female electrical contact section. Thin-walled sections are respectively formed in opposing side walls constituting the female electrical contact section so as to provide on the inner surface of the side walls recesses for inner-space enlargement, and the end edges of the resilient contact plate are respectively positioned in the recesses for inner-space enlargement, thereby providing a large resilient contact pressure. The resilient contact plate can be formed separately from or integrally with the socket contact.

Abstract: The contact element has at least two parallel strips and a row of webs which are arranged between said strips, are of one piece with these and are twisted with respect to them and springy and have two constricted parts. Each web has two web edges, a first web edge having a convex part and the other, second web edge having a concave part, the convex part and concave part being located between the two constricted parts. When the webs are in the untwisted state, each convex part not arranged at the end of the web row projects into the concave part of the adjacent web. This enables the webs to compensate, by means of a spring travel, a large tolerance interval of the distance between two contact surfaces to be electrically conductively connected to one another by the contact element, the contact element simultaneously having a relatively large number of webs per length unit of the web row and being capable of being produced in an economical manner.

Abstract: An electrical socket contact forms an electrical contact portion in a compact size to which a mating contact is inserted and connected. A concave portion is formed opposite to a resilient tongue in the transverse direction of a side end of the short rectangularly tubular electrical contact portion provided the resilient tongue for electrical contact within the electrical contact portion. A folded portion extending from a side free end of the electrical contact portion is also provided which engages the concave portion.

Abstract: An electrical socket contact (1) includes an elongated sleeve (30) having an upper large hollow portion (32) for receiving a clip (10) therein and a lower small pin portion (34) for reception in a hole of a board on which a PGA insulative socket housing is mounted. The clip (10) comprises at the top a ring (12) from which a pair of opposite beams (16) extend downwardly. The beams (16) converge approximately in the midst for engagement with a male pin received within the socket contact (1). A bight portion (20) connectively intermediates between the distal ends of the beams (16) to serve to stabilize the beams (16) and allow the beams (16) to move as a unit. At the top, the ring (12) retains the clip within the sleeve (30) with an interference fit and at the bottom, the bight portion (20) associated with the distal ends of the beams (16) freely move in all directions to accommodate any off-center of the male pine due to angularity or position.

Abstract: A female terminal for being connected to a male terminal comprises a terminal body having an opening through which the male terminal is inserted, and a wire connecting part for being connected to a wire. A flexible element is mounted on the terminal body, for pressing the male terminal inserted into the terminal body, against the terminal body. In order that the flexible element is flexed beforehand to facilitate insertion of the male terminal, a pair of engaging projections are integrally formed on the flexible element, while a pair of engaging sections are formed on the terminal body in order that the pair of engaging projections are engaged respectively with the pair of engaging sections.

Abstract: The insulated standoff bushing is used for terminating a connector probe connected to a high voltage circuit. The standoff bushing includes an insulated body having a bore for receiving a shielded housing. The shielded housing in turn has an aperture for receiving a contact which is secured within the aperture. The contact is in the form of a spring having opposed sides with contact pads. The connector probe is inserted into the aperture of the shield housing and passes between the opposed contact pads for the dissipation of current into the insulated standoff bushing.

Abstract: A two-piece electrical receptacle terminal for receiving a male terminal. The receptacle terminal includes a spring, having a predetermined shape, which is confined within an integrally formed housing. During insertion of the male terminal into the housing, the spring is deflected from the predetermined shape. The spring is constructed of a metal which exhibits a memory, evoked by heating, predisposing the deflected spring into its predetermined shape. Heating can be accomplished by ohmic self-heating.

Abstract: A socket for a high voltage plug is folded from a single sheet of metal to form a cylindrical corona shield on an axis about a pair of spring contacts. The shield and contacts extend from a cylindrical base of the shield along a solder face to an outer segmental lip for suppressing corona from wiring on the face.

Abstract: Disclosed is a low entry force connector socket having a cage with a wire basket formed within it by contact wires which are fixed to the cage in notches on the end rims thereof, and which wires are rotationally offset within the cage to form the wire basket for engaging a connector pin. The wires are mounted in the cage by being hooked on notches provided in the end rims of the cage, and are moved to their rotationally offset orientations in a series of stages, following which they are fixed in position and the external portions of the socket are mounted to enclose the cage while a tool pin is positioned in the wire basket to establish the desired connecting force of the socket.

Abstract: The inventive contact socket serves to connect flat contact tongues as are used in plug-type connection devices for testing purposes, in particular in the manufacture of automobiles. The contact socket (1), which permits frequent plug-in cycles with small insertion forces being required, comprises a contact spring support with two bearing walls (2, 3) which are essentially parallel to one another. Said bearing walls (2, 3) are furnished on the inner side, preferably on both inner sides, with a respective row of contact springs (4) being curved such that a gap (5) opening elastically, with contact being established, when a flat contact tongue is inserted, is formed by the regions that are curved toward one another. The ends (6, 7) of each contact spring (4) are bent back toward one another on the outer side of the associated bearing wall (2, 3). The two bearing walls (2, 3) are interconnected via a transverse wall (12) determining their mutual spacing.

Abstract: A connector device including a first connector having a latch which mates with a bracket of a second connector, the two connector halves being locked together by a sliding key which can be moved from a locked position to an unlocked position. A female contact is provided which includes a tri-beam end for electrical connection with a mating male contact and a recessed intermediate area which mates with a slidable locking member to lock the female contact in place vis-a-vis a receptacle housing.

Abstract: A female terminal into which a male tab terminal is inserted to make electrical connection therebetween. The female terminal includes a leaf spring having a convexly curved spring portion and forwardly and rearwardly extending flat portions. A pair of engagement pieces extend from the forwardly extending flat portion in the transverse direction through support holes on the opposite side walls of the female terminal. To prevent a load from rapidly increasing in the course of an inserting operation, each of the support holes for the engagement pieces has a forwardly enlarging triangular configuration corresponding to a locus of the engagement pieces resulting from the arcuate movement of the engagement pieces due to the pivoting of the forward flat portion after the male tab terminal is inserted into the female terminal. Alternatively, each of the support holes has a forwardly enlarging sector-like configuration.

Abstract: An electrical female terminal of one piece construction comprises a contact portion at one end and an attachment portion at an opposite end for attaching the terminal to an electric cable. The contact portion includes a split socket and a pair of integrally attached, longitudinal contact arms that are disposed inside the split socket. The longitudinal contact arms have rearward abutting plates that have flanges that engage the inside surface of the socket to provide a solid anchor for the longitudinal contact arms to extend forwardly in cantilever fashion. The longitudinal contact arms have diverging medial portions and converging forward portions that provide deflectable contact fingers for engaging opposite sides of a pin terminal when it is inserted into the socket.

Abstract: An electrical connector for interconnecting two electrically conductive members suitable for conveying very high currents, in particular short circuit currents, the connector comprising: a first connector part provided with a socket; a second connector part suitable for being coupled mechanically to the first part, and provided with a pin suitable for being received in the socket when the two parts are coupled together, each of the two parts having at least one axially-extending annular skirt respectively around the socket and around the pin, and at least one contiguous annular recess shaped and positioned to receive the annular skirt of the other connector part when the two parts are coupled together, and at least two contact rings disposed concentrically and at least approximately in mutual radial alignment, the rings being interposed between the mutually engaged facing surfaces of the socket, the pin, and the skirts when the two connector parts are coupled together.

Abstract: Disclosed is a female socket contact of the type having a female electrical contact section adapted to mate with a corresponding male contact and a resilient contact plate provided in the female electrical contact section. Thin-walled sections are respectively formed in opposing side walls constituting the female electrical contact section so as to provide on the respective inner surfaces of the side walls recesses for inner-space enlargement, and the end edges of the resilient contact plate are respectively positioned in the recesses for inner-space enlargement, thereby providing a large resilient contact pressure.

Abstract: A high current electrical socket connector has a resilient metal contact strip which is rolled into a split tube and fitted inside a barrel terminal. The contact strip has a plurality of vanes which are shaped to resiliently support and retain the contact strip in the barrel terminal while providing low pressure, large contact areas for engaging the cylindrical contact surface of a mating electrical plug connector.