Abstract: Apparatuses and systems are presented for photovoltaic power production. A plurality of adaptive solar panels comprise photovoltaic faces and connective edge faces. Connective edge faces each comprise a panel connection interface so that the plurality of adaptive solar panels are releasably affixed one to another in configurations adaptive to surfaces and environmental geometric space constraints. Connective edge faces each further comprise a panel electrical connector such that the plurality of adaptive solar panels are releasably electrically connectable. One or more adaptive connection units comprise unit connection interfaces so that the one or more adaptive connection units are releasably affixed to the plurality of adaptive solar panels. One or more adaptive connection units further comprise one or more connection electrical connectors so that the one or more adaptive connection units are releasably electrically connectable to the plurality of adaptive solar panels.

Abstract: A terminal includes: a tubular box portion to receive a mating terminal; a spring portion extending in a beam shape from a front end portion of the box portion; and a pressing piece configured to restrict a bending range of the spring portion. A free end of the spring portion is inside the box portion, and the spring portion has a contact point with the mating terminal. The pressing piece is placed at a pressing position located inside the box portion and away from the contact point in the bending direction. The pressing piece is configured to restrict the bending range of the spring portion to achieve at least part of the spring portion closer to the free end than the contact point is located on the bending direction side with respect to the pressing position.

Abstract: Described herein is an apparatus that allows for quicker assembly of photovoltaic array system. More particularly, the invention relates to photovoltaics, frame housing, magnetic coupling, array connectors, and battery unit within a photovoltaic module. Two connector types, male and female, will be in magnetic electrical contact. The male and female connectors will be fastened to individual photovoltaic panel framework with wiring internalized. Battery unit will be attached to the module. This configuration allows for quicker assembly of photovoltaic array system.

Abstract: A socket contact includes a main body extending along a longitudinal axis between a mating end and a terminating end of the socket contact. The main body has a first side and a second side. The main body has a front and a rear extending between the first side and the second side. The socket contact includes a contact tail at the terminating end configured to be terminated to a circuit board. The socket contact includes a mating socket at the mating end. The mating socket includes a first beam and a second beam opposite the first beam. The mating socket includes a third beam longitudinally offset from the first beam and longitudinally offset from the second beam.

Abstract: A double wiping blade contact assembly has a blade contact and a double wiping contact. The double wiping contact has first and second stage contact wiping areas. The second stage being at a distance from the first stage and wherein the first stage contact wiping area has an upper lead-in flange that guides the blade contact under the first stage contact wiping area and the second stage contact wiping area has a lower lead-in flange that guides the blade contact over the second stage contact wiping area.

Abstract: The invention relates generally to a female electrical contact comprising a body portion and a contact portion that is distal to the body portion. The contact portion comprises a plurality of fingers tapered towards the longitudinal axis of the contact. The contact portion further comprises a tip portion at an end of the contact portion that is distal to the body portion, wherein the pluralities of fingers of the contact portion bend outward at the tip portion, away from the longitudinal axis of the contact.

Abstract: A leaf spring portion turning back at a bottom wall (first side wall portion) and coming into contact with a male terminal of a connector on the other side to press the male terminal to a ceiling wall (second side wall portion) is formed in a tubular-shaped main terminal body portion in a terminal, the main terminal body portion is formed when a metal plate is bent in a tubular shape such that a pair of end edges approaches each other to form the ceiling wall (second side wall portion), and depressed portions bending toward an inside of the main terminal body portion and extending in a longitudinal direction of the main terminal body portion are provided in a pair of respective wall portions forming the ceiling wall (second side wall portion).

Abstract: Electrical power contacts (100) are described having a mounting portion (114), a mating portion (102), and a transition region (116) that extends between the mounting portion and the mating portion. The mating portion can define first and second contact blades (104, 106) that are spaced from each other to define a receptacle that can be sized to receive a complementary electrical power contact (200). The transition region can be sized and shaped so as to transmit electrical power between the mounting portion and the mating portion.

Abstract: An electrical connection box includes a housing and a connector assembly coupled to the housing. The connector assembly includes sockets for receiving plugs from a motor vehicle. The housing is formed to include a cavity that is designed to house electronic circuitry. The connector assembly includes at least one socket and at least one connector positioned within the socket. The connector is configured to create an electrical connection with an electrical plug that is received in the socket to electrically couple components of the vehicle with the electronic circuitry and minimize a voltage loss across the electrical connection.

Abstract: A terminal includes a terminal connection part into which a tab is inserted, a leaf spring portion arranged in the terminal connection part and deflected by the tab to be inserted, and a tab clamping projection wall extending in a tab insertion direction at a position spaced apart from the leaf spring portion and clamps the tab between itself and the leaf spring portion. The leaf spring portion has a spring side projection protruding toward the tab clamping projection wall. The tab clamping projection wall has a projecting portion with a width smaller than that of the tab clamping projection wall and which protrudes toward the leaf spring portion and extends in the tab insertion direction. The projecting portion is formed in a curved shape that is spaced from the tab at a position of the spring side projection and is close to the tab at front and rear positions.

Abstract: The invention relates to an electrical plug connector including a plug and a coupling in which radially spring elastic annular contact lamellas are arranged. In order to prevent corrosion when the plug and the coupling are made from different materials the invention proposes a tin plated bushing in the coupling in which bushing the contact lamellas are arranged.

Abstract: [Problem(s)] A board to board connector is disclosed to provide desirable electrical connection between contacts. [Means to Solve the Problem(s)] A board to board connector according to the present invention comprises a male connector 10 and a female connector 20. The male connector 10 comprises a pair of male contacts 100A, 100B and the female connector 20 comprises a pair of female contacts 200A, 200B. The male contacts 100A, 100B comprise protruding portions 109A, 109B which are elastically deformable, and the female contacts 200A, 200B comprise contact portions 208A, 208B which contact the protruding portion 109A, 109B. The contact portion 208B comprises a first inclined surface 201 A which inclines in a direction perpendicular to another direction in which the protruding portion moves and a second inclined surface 210B.

Abstract: An intercoupling component is provided which permits reliable, non-permanent electrical connection between a first substrate and a second substrate. The intercoupling component includes a socket terminal having a first end, and a second end opposed to the first end. An axial hole extends inward from the second end, and an electrically conductive core member is disposed within the axial hole. The core member is formed of a different material than the socket terminal body, and is sized and shaped to obstruct the hole. In addition, the first end of the socket terminal is configured to receive a pin terminal, and the second end of the socket terminal is configured to be received within a hole in a printed circuit board.

Abstract: A high-current (HC) plug-in connector for currents exceeding 100 A, in particular 200 A, is provided. The high-current (HC) plug-in connector may include a first connecting element having a first contact section, and a second connecting element having a second contact section. Furthermore, a spring element is provided for establishing an electrical connection between the first and the second connecting element. The spring element may include at least two clamping elements which are interconnected via at least one web, the web and respective first sections of the clamping elements being arranged on a first outer surface of the connection formed by the first and the second contact section, and second sections of the clamping elements being arranged at least in part on a second outer surface opposite the first outer surface.

Abstract: An electric connector includes a terminal body defining an interior space. An electric contact is located within the internal space. The electric contact includes a base contact ring that is biased into engagement with the terminal body and an outer ring that is biased into engagement with the terminal body. A contact arm extends from the base contact ring to the outer ring.

Abstract: A radio frequency (RF) socket contact is provided for mating with an RF mating pin. The RF socket contact includes a body having a base that extends a length along a central longitudinal axis. The body has an odd number of cantilevered deflectable beams that extend lengths outward from the base along the central longitudinal axis. The beams define a socket therebetween that is configured to receive the RF mating pin therein. The beams include a mating zone within the socket where the beams mate with the RF mating pin. The body of the socket contact is configured to conduct radio waves.

Abstract: A communication jack, system using the jack, and method of fabricating the jack are disclosed. The jack includes a cavity configured to accept a communication plug to form a communication connector. The jack includes a plurality of plug interface contacts that extend into the cavity such that a plug inserted into the cavity makes electrical contact with the plug interface contacts at plug/jack interfaces of the plug interface contacts. One or more of the plug interface contacts is formed from multiple conductive layers. The conductive layers are movable relative to each other at at least one end. A dielectric layer or flexible printed circuit board may be disposed between the conductive layers.

Abstract: A receptacle terminal includes a terminal body with a cable end configured to be terminated to a cable and a mating end configured to be mated with a blade terminal. The terminal body includes a receptacle at the mating end. The receptacle has a first wall and a second wall generally parallel to, and spaced apart from, the first wall. The receptacle has a receiving space between the first and second walls configured to receive the blade terminal. A contact spring is separately provided from, and coupled to, the terminal body and has a spring wall received in the receiving space that is positioned between the first wall and the blade terminal. The spring wall has an inner surface and an outer surface. The inner surface is spring biased against the first wall. The outer surface is configured to be spring biased against the blade terminal.

Abstract: The invention relates to power sockets and, more particularly, relates to universal power sockets capable of receiving, and electrically engaging with, different types of plugs having pins. Even more particularly, the invention relates to a universal power socket having sprung contacts. There are universal adapters already in existence, however some are unable to connect accurate and stably with a plug. Some may require a different pin clasp to hold it in place, whereas some adapters may be too big, or are not cost effective, and will still be unable to hold a vast range of power plugs. My invention has resolved all of these problems, something which has never previously been done. The creation of my universal adapter has enabled the use of only one clasp in order to hold 9 different pins. It is accurate and will hold power plugs stably in place, with the convenience of being able to connect to a majority of power plugs worldwide.

Abstract: A female contact is provided for an electrical connector. The female contact includes a body portion and a plurality of flexible beams that extend from the body portion. The body portion is biased for engagement with a connector housing. The flexible beams taper from a first width this is near the body portion to a second width that is smaller than the first width.

Abstract: An electrical connector including a housing; and a plurality of first ground contacts. The first ground contacts each comprise a male contact blade configured to be inserted into a contact channel of a housing of a mating electrical connector. The male contact blade has a portion configured to contact the housing of the mating electrical connector, after the male contact blade makes electrical contact with the deflectable beam, to move the male contact blade in the contact channel, increase deflection of the deflectable beam by the male contact blade, and increase or maintain normal force between the mating contact and the ground contact generally.

Abstract: A female terminal has left and right stabilizers (30) extending from one surface of a rectangular tubular main portion (21). The stabilizers (30) are formed at predetermined distances in from opposite left and right lateral edges of the surface of the main portion (21) toward a widthwise center and assume oblique postures so that both extending ends gradually come closer to each other. The extending ends of the both stabilizers (30) are located within a circumscribed circle (X) of the main portion (21), C-surfaces (35A) are formed on corner portions of the outer lateral edges of extending end surfaces (31) of the both stabilizers (30) and R-surfaces (37A) are formed on lateral edges (36) of the C-surfaces (35A) on base end sides of the stabilizers (30).

Abstract: An electrical cable connector comprising an electrically conductive central body, an outer sleeve rotatably coupled to the central body, and a tubular cam member disposed between the outer sleeve and the central body. When the outer sleeve is rotated around the central body from a first rotational position to a second rotational position, the tubular cam member is displaced from a first axial position to a second axial position, thereby causing a radial camming region in an axial through bore of the tubular cam member to displace fingers of the electrically conductive central body radially inwardly. In that manner, when the connector is plugged into a port or jack comprising a cylindrical body that is at least partially enclosed by the fingers of the central body of the connector, the fingers clamp onto the body of the port, thereby securing the connector to the port.

Abstract: An intercoupling component is provided which permits reliable, non-permanent electrical connection between a first substrate and a second substrate. The intercoupling component includes a socket terminal having a first end, and a second end opposed to the first end. An axial hole extends inward from the second end, and an electrically conductive core member is disposed within the axial hole. The core member is formed of a different material than the socket terminal body, and is sized and shaped to obstruct the hole. In addition, the first end of the socket terminal is configured to receive a pin terminal, and the second end of the socket terminal is configured to be received within a hole in a printed circuit board.

Abstract: A probe head for a microelectronic contactor assembly includes a space transformer substrate and a probe contactor substrate. Surface mount technology (SMT) electronic components are positioned close to conductive elements on the probe contactor substrate by placing the SMT electronic components in cavities in the probe contactor substrate, which cavities may be through-hole or non-through-hole cavities. In some cases, the SMT electronic components may be placed on pedestal substrates. SMT electronic components may also be positioned between the probe contactor and space transformer substrates.

Abstract: A receptacle terminal includes a terminal body with a cable end configured to be terminated to a cable and a mating end configured to be mated with a blade terminal. The terminal body includes a receptacle at the mating end. The receptacle has a first wall and a second wall generally parallel to, and spaced apart from, the first wall. The receptacle has a receiving space between the first and second walls configured to receive the blade terminal. A contact spring is separately provided from, and coupled to, the terminal body and has a spring wall received in the receiving space that is positioned between the first wall and the blade terminal. The spring wall has an inner surface and an outer surface. The inner surface is spring biased against the first wall. The outer surface is configured to be spring biased against the blade terminal.

Abstract: The invention relates to a plug connector having a main part, comprising a contact blade basket or skirt having at least one first and one second contact zone. Said contact zones are disposed one after the other in the longitudinal direction of the plug connector and have a plurality of contact blades. Adjacent contact blades are separated from each other by a gap. An intermediate wall is provided between the contact zones disposed one after the other, forming a conductive contact both between the contact blades of the first contact zone and the contact blades of the second contact and between the individual contact blades of the first contact zone and the individual contact blades of the second contact zone.

Abstract: A terminal 1 which maintains electrical connectivity between a mating terminal and contact spring pieces, reduce size and firmly fixes the contact spring pieces at a terminal main body, includes the conductive, rectangular tube-shaped terminal main body 3 into which the mating terminal 2 is inserted, the plurality of one conductive contact spring pieces 18 extending from one wall 5 to the other wall 6 of the terminal main body and tilted relative to a mating terminal insertion direction, and a plurality of the other conductive contact spring pieces 19 extending from the other wall to the one wall and tilted relative to the insertion direction. The one and the other contact spring pieces 78, 79 are arranged alternatively along the insertion direction.

Abstract: An objective is to produce the plug-in-connector for DC-wiring with safety by preventing degradation of contact points by shortening of period when arc is caused due to detaching and attaching the plug. An electrical outlet comprises an inversion-spring electrically connected to the plug's blade inserted from the insertion-hole. Both the ends of the inversion-spring are fixed to the inversion-spring's body, whereby the inversion-spring's intermediate-portion is moved between the contact position of making an elastically contact with the blade and the non-contact position of making a space having a predetermined distance or more for cutting the arc. The blade pushes the intermediate-portion to move it to the non-contact position by twisting the plug having a contact condition between the intermediate-portion and the blade. The intermediate-portion is inverted to have an elastic contact to the blade by pushing the push button to move the intermediate-portion, with non-contact position, by the driving member.

Abstract: A socket is configured to receive a trackball device in a receiving space formed therein. The socket has an exterior configured to fit within an installation recess in a printed circuit board. A biased electrical interconnector extends from an interior surface of the receiving space into the receiving space, the electrical interconnector oriented within the receiving space at a position that establishes biased electrical contact with a target electrical contact of the trackball device and biased electrical contact with a corresponding electrical contact on the printed circuit board when the socket is installed in an installation recess.

Abstract: A communication jack, system using the jack, and method of fabricating the jack are disclosed. The jack includes a cavity configured to accept a communication plug to form a communication connector. The jack includes a plurality of plug interface contacts that extend into the cavity such that a plug inserted into the cavity makes electrical contact with the plug interface contacts at plug/jack interfaces of the plug interface contacts. One or more of the plug interface contacts is formed from multiple conductive layers. The conductive layers are movable relative to each other at at least one end. A dielectric layer or flexible printed circuit board may be disposed between the conductive layers.

Abstract: A conductive contact unit includes a conductive contact holder, a conductive contact, and an aligning unit. The conductive contact holder includes a first guiding grooves and a second guiding groove opposite to the first guiding groove, each slidably engaging one edge of the conductive contact. The conductive contact has a plate-like shape, and includes a first contacting element and a second contacting element that are brought into contact with different circuitries, a resilient element that is expandable and contractible in a longitudinal direction between the first contacting element and the second contacting element, a first connecting element that connects the resilient element and the first contacting element, and a second connecting element that connects the resilient element and the second contacting element. The aligning unit aligns the conductive contacts.

Abstract: A female terminal fitting (10) has a tubular main portion (11) with first and second opposed resilient pieces (21, 24) formed therein. The second resilient piece (24) has an extending piece (25), a support (26) and a pressing piece (27). The support (26) contacts the inner surface of the main portion (11) and the pressing piece (27) extends from the support (26) to hold the first resilient piece (21) in a pre-loaded state. A tab (60) is inserted between the extending piece (25) and the first resilient piece (21) to incline the pressing piece (27) about the support (26) and to release the pre-loaded state. The extending piece (25) resiliently deforms about the support (26) and toward the tab (60) as the pressing piece (27) is inclined. Thus, the tab (60) is held resiliently between the extending piece (25) and the first resilient piece (21).

Abstract: A contact pin socket that is installed within a plug socket, and which is able to form an electrical connection with a contact pin set of a plug, wherein two sides of a bottom portion respectively form upwardly extending first folded plates, and top ends of the two sides are respectively inwardly bent and extend towards the inner sides of the first folded plates to form second folded plates. Accordingly, elasticity and deformation amount of the first folded plates and the second folded plates are used to disperse the applied force produced when contact pins are inserted, moreover, elastic softness of the contact pin socket is increased when subjected to an applied force, thereby effectively reducing elastic metal fatigue of the contact pin socket.

Abstract: A method of forming an electrical connector includes winding a conducting wire around a carrier strip, cutting the carrier strip to a desired length, forming the carrier strip into a cylindrical member to form an inner tube subassembly, and inserting the inner tube subassembly into an outer tube.

Abstract: A contact terminal for coming into electric contact with a mating terminal of a mating component, the contact terminal includes a rotating member including protrusions on the surface, the rotating member rotates with an advance of the mating terminal, and a spring member that rotatably supports the rotating member and asserts the rotating member against the advancing mating terminal.

Abstract: An electrical terminal having a body and a pair of beams extending away from the body, each of the beams having a first end attached to the body and a second end distal to the body. The beams form a slot therebetween, and are sufficiently flexible in order to enable the slot to open in response to the insertion of an electrical device therein. Each of the beams has an inboard side proximate to the slot and an outboard side opposite the inboard side. The inboard sides of the beams are parabolic in shape. As a result of this parabolic shape, the beams distribute stress more evenly along the inboard and outboard sides of the beams. Consequently, concentration of stress on the beams proximate to the body is reduced significantly, and, therefore, the risk that the terminal will exceed its yield strength and have permanent deformation of the beams is reduced.

Abstract: An ignition wire spark plug terminal comprising a connector and a wire attachment. The wire attachment is adapted to attach to a wire. The connector is comprised of a ferrule and a spring clip. The ferrule is generally at least semi-cylindrical and the spring clip is a partially cylindrical band that is permanently attached coaxially to the ferrule. Dimples in the spring clip extend through holes in the ferrule into the space within the ferrule that receives a spark plug or distributor cap terminal. The permanent attachment is by weld, solder, or adhesive.

Abstract: A contact element (10) comprises a spring-elastic carrier strip (11) extending in a longitudinal direction, and a plurality of web elements (17) that are disposed on the carrier strip (11) in the longitudinal carrier strip direction behind each other perpendicular to the carrier strip plane in a resilient manner in order to establish the electric contact between two opposing surfaces. A more compact design is achieved in that the web elements (17) are configured asymmetrically in relation to a center plane (M1)) extending in the longitudinal carrier strip direction.

Abstract: A connecting device for solar panel includes an enclosure; a plurality of connecting units arranged in the enclosure and each having a sleeve portion and an angled portion with clamping elements arranged on the angled portion; a plurality of holding-down members each having a curved pressing portion downward extending through an engaging hole to abut against an inner surface of the sleeve portion, and two wing portions outward extended from middle sections of two straight edges of the curved pressing portion for resting on an outer surface of the sleeve portion along the engaging hole; and a plurality of connectors provided on one side of the enclosure to connect to the clamping elements of the connecting units. Conductors extended from solar panels can be firmly clamped between the curved pressing portion and the inner surface of the sleeve portion to ensure good electric transmission performance of the connecting device.

Abstract: A relay connector electrically connects terminals which are arranged in two rows on a connector to be inspected provided on a board for inspection to a measuring instrument. The relay connector includes first probes, mounted on a first pin block so as to be contacted with one row of the terminals arranged on the connector to be inspected, and second probes, mounted on a second pin block so as to be contacted with the other row of the terminals arranged on the connector to be inspected. The first and second pin blocks can approach and separate with respect to each other and a distance between the first and second pin blocks can be adjusted and fixed, so that the first and second probes are respectively contacted with the terminals which are arranged in two rows on the connector to be inspected.

Abstract: A female terminal fitting includes a bottom plate which extends in a front-back direction, a female electrical contact portion formed on a front side of the bottom plate, a board connecting portion extending backward of the bottom plate, and a stress relaxation portion. The bottom plate has a first stress relaxation portion which is resiliently deformable in an up-down direction. A side wall is erected from and formed on at least one side portion of the bottom plate in a right-left direction. A connecting portion connects to the board connecting portion in a state that the board connecting portion is arranged so as to be parallel to the front-back direction and is located more inside than the side wall. The connecting portion is a second stress relaxation portion which is resiliently deformable in the right-left direction and in the front-back direction.

Abstract: A socket assembly for a meter center including a plurality of meters is provided having a plate member and plural jaw assemblies. The plate member includes apertures for housing the jaw assemblies and structures associated with each of the apertures which function to both assist in initial alignment of the jaw assemblies during installation as well as to provide lateral support to, and maintain alignment of, the jaw assemblies after installation. The plate member further includes protrusions extending inwardly from the side walls of the apertures. The protrusions engage openings in side portions of the jaw assemblies.

Abstract: A terminal fitting (11) includes a substantially box-shaped main portion (21). The main portion (21) includes a bottom wall (24), a pair of side walls (25, 26) standing up from the opposite ends of the bottom wall (24), a ceiling wall (27) projecting from the leading end of one (25) of the side walls (25, 26) toward the other side wall (26) while facing the bottom wall (24) and an outer wall (28) projecting from the leading end of the other side wall (26) toward the one side wall (25) and placed on the outer side of the ceiling wall (27). The outer wall (28) has a latch (42) arranged between the two side walls (25, 26) and projecting towards the bottom wall (24). The ceiling wall (27) has an escaping portion (43) for receiving the latch (42) and is engaged with the peripheral edge of the escaping portion (43).

Abstract: An electric connector (1) has an attachment portion (2) for attachment to an electric conductor, a connecting portion (3) for connection to a mating electric connector, and a damping portion (4) which joins the attachment portion (2) to the connecting portion (3) and comprises a bottom wall (5) connected to one of the two portions and a top wall (6) connected to the other of the two portions. The bottom wall (5) and the top wall (6) lie on advantageously parallel planes, and are connected by one side wall (7).

Abstract: A self-contained power distribution device is provided having compliant pins for attachment to mating receptacles of a printed circuit board for use in a vehicle electrical system. An insulative body forms a housing. An electrical switching element is disposed within the housing. A plurality of non-coaxial terminal contacts extend from a lower planar surface of the housing. Each of the plurality of terminal contacts is substantially parallel to one another having exposed portions adapted to be received by the mating receptacles of a printed circuit board. The plurality of terminal contacts is in electrical communication with the switching element. The exposed portion of the plurality of terminal contacts each has a compliance feature that is resilient to deformation when received by the mating receptacles of the printed circuit board. An interference condition occurs between the compliance feature and the mating receptacles.

Abstract: An electrical interconnection system for connecting solar modules includes a plurality of solar module frames each having at least one plug port, the plug port including one or more plug holes, the plug port for receiving a plug connector including one or more electrical conductors corresponding to the one or more plug holes, the plug connector connecting solar modules.

Abstract: This invention discloses a novel socket connector and female terminals therein. The female terminal has a contact portion and an attachment portion. The attachment portion is set to attach to a wire core, while the contact portion is set to permit a pin to plug in and contact conductively. A neck with a smaller diameter is provided between the contact portion and the attachment portion. The contact portion comprises an outer barrel and an inner tube having a plurality of spring elements extending axially. Each spring element has a biasing section toward the inner tube axis near the plug-in entrance for matching the contact pin. The other side of the spring element distant from the biasing section is connected to the inner tube. The inner tube and the outer barrel are made of a metal sheet in one-piece construction while the inner tube is connected to the neck at one end and connected to the outer barrel via the folded part at the opposite side. The outer barrel is shorter than the inner tube.

Abstract: This invention discloses a novel socket connector and female terminals therein. The female terminal has a contact portion and an attachment portion. The attachment portion is set to attach to a wire core, while the contact portion is set to permit a pin to plug in and contact conductively. A neck with a smaller diameter is provided between the contact portion and the attachment portion. The contact portion comprises an outer barrel and an inner tube having a plurality of spring elements extending axially. Each spring element has a biasing section toward the inner tube axis for matching the contact pin. Both sides of the spring element distant from the biasing section are connected to the inner tube. The inner tube and the outer barrel are made of a metal sheet in one-piece construction and connected to each other via a folded part. A diameter shrinking part is further provided with the outer barrel near the contact pin plug-in entrance for improving the assembly to the socket connector.

Abstract: An electrical contact (1) comprises a retention portion (11), a contact engaging portion (12) extending upward away from the retention portion ( ), and a lower portion (13) extending from the retention portion (11), wherein the contact engaging portion (12) is formed with an embossed portion (14), which makes the contact (1) have a preferred engaging function and an improved current conducting feature.