Abstract: A copper-coated steel wire includes: a core wire made of steel having a pearlite structure; and a coating layer covering a surface of the core wire and made of Cu or a Cu alloy. The steel contains C by greater than or equal to 0.5% by mass and less than or equal to 1.0% by mass, Si by greater than or equal to 0.1% by mass and less than or equal to 2.5% by mass, Mn by greater than or equal to 0.3% by mass and less than or equal to 0.9% by mass, and the balance consisting of Fe and inevitable impurities. In a cross section perpendicular to a longitudinal direction, a value of surface roughness Ra of the core wire is greater than or equal to 25% and less than or equal to 70% of a thickness of the coating layer.

Abstract: A contact and a manufacturing method thereof are provided. The contact includes a metal cylinder formed as a single body, the metal cylinder has an undulant sidewall having a slit, the sidewall of the metal cylinder includes a plurality of inward-concave structures and a plurality of outward-convex structures extending in a length direction of the metal cylinder, the plurality of inward-concave structures are recessed toward a central axis of the metal cylinder, and the plurality of outward-convex structures protrude away from the central axis of the metal cylinder. The contact according to the present disclosure may transmit a large current or signal, and have low loss in electric power.

Abstract: A ground terminal including a first ring of a C-shape or a ring shape and contact springs. The contact springs extend from the first ring in a first direction and are spaced from each other in a circumferential direction of the first ring. Each contact spring curves or bends such as to project to an inner side in a corresponding one of second directions. The first direction is an axial direction of the first ring. The second directions are substantially orthogonal to the first direction. The inner side in each second direction is a side nearer an axial center of the first ring. Each contact spring includes a first end portion on a side nearer the first ring, and a wide portion including at least an apex portion of the contact spring and having a width dimension that is larger than a width dimension of the first end portion.

Abstract: A bearing having an electrically conductive sleeve and a self-lubricating liner wherein the electrically conductive sleeve comprises a first portion and a second portion, the first portion and the second portion having respectively an inner surface and an outer surface; the self-lubricating liner extends over the inner surface of the first portion of the electrically conductive sleeve to define a first tubular volume, the first tubular volume having a first diameter and a first longitudinal axis; and the inner surface of the second portion of the electrically conductive sleeve defines a second tubular volume, the second tubular volume having the same diameter and the same longitudinal axis as the first tubular volume.

Abstract: A contact element for providing high current capabilities between an electrical contact and a mating contact. The contact element has multiple first resilient contact arms and multiple second resilient contact arms. The first resilient contact arms extend from a first contact strip to a second contact strip. The second resilient contact arms extend from the second contact strip and are formed to extend toward the first contact strip. The second resilient contact arms are offset from the first resilient contact arms, wherein free ends of the second resilient contact arms positioned proximate the first contact strip. The first resilient contact arms and the second resilient contact arms provide contact sections which allow for the passage of a high amperage current with low resistance and low temperature.

Abstract: A device, comprising a prosthesis including an external component configured to output a signal in response to an external stimulus and a skin penetrating component configured to communicatively transfer the signal at least partially beneath skin of the recipient, wherein the skin penetrating component is configured to extend into skin of the recipient and substantially lay above a surface of bone of a recipient in abutting contact thereto.

Abstract: Implantable medical leads and implantable lead extensions include a shield. The implantable medical lead is coupled to the implantable lead extension. Stimulation electrodes of the implantable medical lead contact stimulation connectors within a housing of the implantable extension to establish a conductive pathway for stimulation signals from filars of the implantable extension to filars of the implantable medical lead. Continuity is established between the shield of the implantable medical lead and the implantable extension by providing a radio frequency conductive pathway within the housing. The radio frequency conductive pathway extends from a shield of the implantable extension to a shield connector that contacts a shield electrode of the implantable medical lead. The radio frequency conductive pathway may have various forms such as a jumper wire or an extension of the shield within the implantable extension.

Abstract: A low-profile electrical connector includes a housing having exterior perimeter sides and top and bottom surfaces, where the bottom surface is configured to extend along a user's body site and the top surface is spaced above the bottom surface. The connector also includes a side-entry guide channel disposed along the bottom surface. The channel includes an opening along the exterior perimeter side that is configured to receive an electrically conductive element. The channel is also configured to guide the electrically conductive element within the housing. The connector includes a receptacle positioned within the housing and forms an electrically conductive interface with the electrically conductive element.

Abstract: Axially compressible, F-connectors for conventional installation tools for interconnection with coaxial cable include grounding inserts for establishing electrical continuity despite inadequate nut tightening. The connector has a rigid nut, a post penetrating the nut, a tubular body, and an end cap. The conductive post coaxially extends through the connector, linking the nut and body. A post end penetrates the coaxial cable. Internal grounding inserts comprise a circular band coaxially engaging the post and portions on the band engaging the nut. Multiple radially spaced apart spring clips defined around the band grasp a flange portion of the post. The band is seated within a ring groove within the nut, making electrical contact. An alternative insert comprises a tubular band for contacting the post and an integral skirt abutting the nut's internal ring groove and contacting a portion of the socket to which the connector is coupled.

Abstract: Provided is a terminal fitting capable of making an electric contact portion and a cap member retained at the electric contact portion to be reliably engaged together. A terminal fitting includes an electric contact portion provided at one end side and formed into a tube-like shape such that a mating terminal is fitted thereto, an electric wire connection portion provided at the other end side and arranged to fasten an electric wire, and a cap member fitted to a distal end of the electric contact portion and retained at the distal end. A first engagement portion arranged to engage with the cap member is provided at the distal end of the electric contact portion, and the cap member is provided with a second engagement portion arranged to engage with the first engagement portion.

Abstract: Connector assemblies for use with implantable medical devices having easy to assemble contacts are disclosed. The connector assemblies are generally formed by coupling a plurality of ring contacts, sealing rings, and spring contact elements together with at least one holding ring to form a connector having a common bore fore receiving a medical lead cable. Contact grooves or spring chambers for positioning the spring contact elements are formed in part by assembling multiple components together.

Abstract: Connector assemblies for use with implantable medical devices having easy to assemble contacts are disclosed. The connector assemblies are generally formed by coupling a plurality of ring contacts, sealing rings, and spring contact elements together with at least one holding ring to form a connector having a common bore for receiving a medical lead cable. Contact grooves or spring chambers for positioning the spring contact elements are formed in part by assembling multiple components together. A further aspect is a provision for encasing each connector assembly or stack inside a thermoset layer or a thermoplastic layer before over-molding the same to a sealed housing.

Abstract: A linear motion electrical connector includes an outer component having a bore defined by an inner surface and a cylinder within the bore. The cylinder has an outer surface. An annular groove is formed on one of the outer surface of the cylinder or the inner surface of the outer component. The annular groove has an axial length. A conductive spring is fit within the annular groove and provides electrical contact between the outer component and the cylinder. The conductive helical spring is adapted to roll along the axial length of the annular groove to maintain electrical contact when the cylinder is translated relative to the outer component.

Abstract: A contact device that has decreased contact pressure against a conductor caused by elastic repulsion force of a spring contact, to thereby enable suppressing friction and reducing electrical-resistance. The contact device includes first and second conductors arranged on a same axis and moved in their axis direction to fit to each other, a spring contact fitted to an installation groove of the second conductor, and a conductive contact piece arranged between a fitting face of the first conductors and the spring contact, so that electric current flows in a pair of conductors through the conductive spring contact and the conductive contact piece. The spring contact has an elliptical cross section formed of a bare wire being spirally wound with tilting against the winding axis thereof, and the contact piece is divided into a plurality of segments in a direction of the winding axis of the spring contact, and configured to line-contact or face-contact the other of the conductors.

Abstract: A contact element (10) comprises a spring-elastic carrier strip (11) extending in a longitudinal direction, and a plurality of web elements (17) having deformable feet (18), (19) 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: Connectors are provided herein for connecting two elongated members that are positioned in-line to one another. Advantageously, the connectors not only allow for connection of the two members to permit for mechanical, electrical, EMI, and/or grounding applications, the connectors have provisions for accommodating thermal expansion and offset, which may include angular and/or axial offset. In certain embodiments, one or more collapsible housing pins or collars are provided to permit assembly and disassembly by either extending the housing pin or collapsing the housing pin.

Abstract: Connectors are provided herein for connecting two elongated members that are positioned in-line to one another. Advantageously, the connectors not only allow for connection of the two members to permit for mechanical, electrical, EMI, and/or grounding applications, the connectors have provisions for accommodating thermal expansion and offset, which may include angular and/or axial offset. In certain embodiments, one or more collapsible housing pins or collars are provided to permit assembly and disassembly by either extending the housing pin or collapsing the housing pin.

Abstract: A canted coil spring made from multi-metallic wire to achieve combinations of desired material characteristics of different metals is discussed. Wire to be used in canted coil springs can have two or more metals oriented co-axially along such wire, such as an outer layer of one metal having one set of properties, and a core of a different metal having a different set of properties, that will achieve a single solid, multi-metallic wire with enhanced performance over a single material canted coil spring. Such features may be found advantageous in electrical applications, such as where both high electrical conductivity and high strength properties are desired.

Abstract: A coaxial plug-type connector including an approximately hollow-cylindrical plug-head with an outside thread, and a cable-side conical annular face as a contact face for an outer conductor of a coaxial cable, and a threaded sleeve with an inside thread as a cable clamping component, does not require a special contact sleeve. The plug-type connector has a short length since the threaded sleeve includes an interior conical annular face for clamping an end-face edge region of the outer conductor of the coaxial cable against the conical annular face of the plug-head. In order that tool engagement faces on the plug-head may be dispensed with, the plug-head includes on the plugging-in side an interior profile for accommodating in a form-locked manner an assembly tool. The plug-head is configured such that assembly of an inner plug conductor and a plug dielectric can be performed from the plugging-in side.

Abstract: A universal receptacle facilitates improved connectivity between electronic devices through plug-type connectors within a range of form factors. In one aspect, the receptacle includes an elongate, open ended chamber, a series of conductive terminals disposed in the chamber, urging structure for urging the conductive terminals inwardly towards a longitudinal axis of the chamber, and a series of conductive lines electrically coupled with the conductive terminals. The conductive terminals may be located within the chamber such that the urging structure places the terminals in physical contact with the plug-type connector when the connector possesses a diameter that is less than the diameter of the chamber. In this way, the particular degree of displacement of the terminals varies depending on the form factor or diameter of a particular region of the connector, while electronic signal pathways are maintained between the conductive terminals of the receptacle and conductive contacts of the connector.

Abstract: A female electrical connector and method of using same includes a body having a bore therethrough for receiving electrical plug and a helical groove formed in the bore. A canted coil spring is disposed in the helical groove and protrudes therefrom for providing both electrical connection to the plug and retention of the plug within the bore and a connecting lug embedded into the body, surrounding the bore and interconnected with the spring includes a wire segment extending exterior to the body.

Abstract: An electrical conductive path for medical electronic device generally includes a plurality of stackable molded non-conductive housing with each housing having a bore therethrough alignable with adjacent housing bores. The adjacent housings and define any combination when stacked, spaced apart slots for receiving a plurality of electrically conductive spring rings. A plurality of electrically conducting garter springs are disposed within corresponding spring rings and a cable is provided including wires attached to corresponding spring rings.

Abstract: The method consists in using a strip of a plastically deformable material which is capable of acquiring elastic spring properties after treatment. The central portion of the strip is coated in a layer of electrically conductive material and then the strip is punched so as to obtain springs which are interconnected at their ends by two continuous side strips. Thereafter, the springs are displaced from the plane of the strip being twisted about their respective longitudinal axes, and one edge of each spring is folded down as a hem in the direction which ensures that the layer of conductive material remains on the outside of the fold. Thereafter, the strip is subjected to hardening treatment to confer elastic properties thereto.

Abstract: An implantable coaxial lead includes a cable with male and female connectors. The cable includes inner and outer helical coils separated by an inner insulator tube, with an outer insulator tube surrounding the outer helical coil. The male connector includes an outer conductive cylinder, a conductive pin and an insulator molded in between. For increased strength, a braided cylinder, infused with rubber, is included at the juncture of the male connector and the cable. The female connector includes a cylinder formed by two conducting body elements and an intervening insulating body element. The female connector includes respective conductive tension elements configured to engage the male connector. A first seal is provided between the conductive tension members for electrical isolation and tactile feedback. An insertion tool includes a cylinder with a hollow bore and detachable head, and a rod for pulling the lead through the cylinder.

Abstract: An arrangement for interconnecting RF ports on mutually parallel printed-circuit boards includes an arrangement of a ladder-shaped conductive foil or thin plate rolled to make a cylindrical inner conductor, and another arrangement of a ladder-shaped conductive foil rolled to make an outer conductor, with the ladder “rungs” being parallel to the axis of the interconnection. The rungs are long slender columns, which deflect laterally or “bulge” in response to axial forces. The inner and outer conductors are spaced apart by a dielectric solid material, preferably elastomeric.

Abstract: In a contact element (10) for electrically connecting two contact pieces (13, 15, 16, 17) opposing each other with contact surfaces (18), wherein the contact element (10) extends along a longitudinal axis (19) and encompasses numerous separate, identical spring-mounted individual elements (12) that are arranged essentially parallel to each other and transverse to the longitudinal axis (19), which are secured to a continuous carrier band (11) extending in the direction of the longitudinal axis (19), and establish the electrical contact between the contact surfaces, a large working area is achieved while keeping current load capacity high by designing the individual elements as interlaced contact bridges (12).

Abstract: A longitudinally-extending bore connector has apertures which receive annular spring electrical connectors. To connect end turns to the bore connector, a main terminal having a prefabricated and preassembled gooseneck at its radially outer end is inserted in a radial bore to locate its distal end in the first aperture of the bore connector forming an electrical connection. The gooseneck at the radially outer end of the main terminal comprises preassembled leaves connected to the main terminal prior to assembly in the machine and connected to the end turn upon installation. A nut on the main terminal is threaded down to secure the main terminal to the shaft. A stud is similarly inserted into a second aperture of the connector bore and electrically connected thereto and to an exciter/slip ring assembly.

Abstract: An electrical connector pin device includes an elongated body and a wire spring insert. The body has an external surface and defines an axial bore and a radial slot therein. The radial slot extends radially outwardly from the axial bore to the external surface, opening at the external surface. The wire spring insert is disposed within the axial bore and radial slot of the body. The wire spring insert is movable between non-compressed and compressed conditions. In the non-compressed condition, a portion of the wire spring insert extends above the external surface of the body, while in the compressed condition, the wire spring insert is deformed by an annular wall of a sleeve of an external electrical receptacle and pushed below the external surface of the body and thereby generates a spring force creating contact pressure diametrically opposed to the annular wall of the sleeve of the receptacle so as to releasably retain the body within the sleeve of the receptacle.

Abstract: For a single-pole contact system for high currents, consisting of a rigid socket part (1) and a plug-in part (2) comprising elastic contact lamellae (16), it is proposed that the plug-in part (2) is provided with a pin-type projection (9), a cylindrical contact part (15), on which are fashioned elastic contact lamellae (16), is pushed on to the pin-type projection (9), the free ends of the contact lamellae pointing towards a conical transition (12) from the plug-in part (2) to the pin-type projection (9) and, at the front end of the projection, there is provided a pressure part (20) which acts on the contact part (15), the free ends of the contact lamellae (16) being pressed against the cone so that they are pressed radially outward, i.e., against the inside of the socket.

Abstract: A two component connection system consisting of a female connector and a male connector. The female connector consists of three components joined together with a bolt. First is a cup that has the same inner and outer diameters as the tubing that forms the rest of the inner conductor. Second is a bushing stepped diametrically in three places. The first step accepts a standard anchor insulator. The second step is the same diameter as the outside of the inner conductor tubing. The third step has a diameter that allows it to fit snugly inside of the inner conductor tubing. The male connector consists of a cylinder with a bushing on one end that allows it to be assembled to inner conductor tubing and a diameter on the other end with a tandem pair of glands for watchband style springs that fits inside of the female connector cup. The cup of the female connector is fixed in position relative to the outer conductor by the captured anchor insulator.

Abstract: An object of the invention is to quickly supply inexpensive large current terminals without entailing complicated metal-working process and labor. Further, another object thereof is to provide methods of metal-working such terminals. A large current male terminal is constructed by forming a hollow cylindrical electric contact part on one end of a conductive pipe, a hollow cylindrical wire crimping part on the other end thereof, and a collar between the electric contact part and the wire crimping part. The electric contact part has a substantially conical nose and is formed by squeezing one end of the conductive pipe in such a manner that the diameter of the one end is gradually reduced frontward. The wire crimping part has such an inner diameter as to allow a wire to be inserted thereinto. The collar has a diameter larger than the other parts.

Abstract: Shielding band for electrical connectors of the type comprising discrete spring metal contact blades located and fixed in an annular seat formed on at least one of the two connector housings by an elastic fixing arrangement. The contact blades are elastically deformable open loops at least one end of which is able to move freely relative to the other end. The contact blades fixing arrangement comprises at least one flexible tie in the form of a ring accommodated inside the loops.

Abstract: A housing for an armored connector, in which one of the elements of the housing comprises, on its periphery, a number of thin, elastic contact blades electrically connected with one another, as well as with the housing element which carries them, these contact blades coming to rest against the other housing element at the time of connection, characterized in that each contact blade extends essentially in the direction of the relative movement of the two elements of the housing at the time of connection and is comprised of a thin metal blade bent back in the shape of a U, the free end of which rest against the housing element which carries it, in such a way as to push elastically against the outside of the utility part of the contact blade upon contact with the said other housing element, the said contact blades being connected to a counterplate which ensures that they are securely attached to the housing element.

Abstract: A plug-type inner conductor connection includes a rigid metallic socket and a plug which is insertable into the socket and includes a radially resilient forward portion of reduced outer diameter which ends at an annular shoulder defining a stop for the front end face of the socket. In order to attain accurate centering of the plug within the socket and an even contacting over the circumference, the forward portion of the plug is surrounded by a contact cap which has a base fixedly connected to the plug and a wall so shaped to impart a resiliency in radial direction and with an outer diameter which is at its greatest value at or in the area of the edge of the contact cap in vicinity of the annular shoulder.

Abstract: A microminiature coaxial connector is described. The connector comprises a male half and a female half and an annular electrical spring contact member which functions to provide continuous annular outer conductor electrical contact and RFI suppression. The annular spring member provides continuous annular outer conductor contact between facing surfaces at said male and female surfaces even during slight conductor misalignment. The spring is retained on said female member by a groove adjacent the outer end thereof, the outer end thereof is tapered away from a collar defining the outer end of the groove towards its axis, and the male member is at least 5% larger in diameter than the diameter of said female member adjacent the collar and said spring member extends at least 5% beyond the diameter of said collar.

Abstract: A plug-like conductive shell 10 of an electrical connector includes a peripheral recess 20 therearound in which is disposed a metal strip 50 having a plurality of spring fingers 66,68 for EMI protection upon mating with a receptacle-like conductive shell of a mating connector. The EMI strip 50 is held in place by one or two elastomeric rings 52. A first system includes a ridge 24 in the shell recess bottom 32 and a corresponding formed ridge 60 in the metal strip 50 disposed thereover, with a pair of rings 52 one on each side of the formed ridge 60 securing the strip 50 against axial movement. A second system includes a groove 102 in the shell recess bottom 104 and a corresponding formed ridge 106 in the metal strip 108 disposed therein, defining a corresponding groove 114 within which is disposed a single ring 112, securing the strip 108 against axial movement.

Abstract: A pilot valve system including an electrical connector assembly for a subsurface safety valve operated by control fluid pressure from the surface including a pilot valve connected with the control fluid line to the subsurface safety valve and into the well production string immediately above the safety valve to bypass the control fluid pressure directly into the tubing string and dump the control fluid pressure from the subsurface safety valve into the tubing string directly above the valve to minimize the time delay between control fluid pressure reduction and the safety valve closure.