Abstract: A system includes a first electrical connector configured to removably couple with a second electrical connector. The first electrical connector includes a housing having an axial opening. The first connector also includes a movable support disposed inside the housing. The movable support includes a first connector portion having a first electrical path with a first radial contact electrically coupled to a first axial contact. The first electrical connector also includes a stationary support disposed inside the housing. The stationary support includes a first mating connector portion having a first mating electrical path with a first mating axial contact coupled to a first electrical cable. The first electrical connector also includes a shuttle pin configured to engage with the second electrical connector through the axial opening in the housing. The shuttle pin is configured to move along a first axial path of travel in a first connection stage.

Abstract: The present invention relates to a body attachment unit for continuous blood glucose monitoring, in which a body attachment unit is manufactured so as to be assembled in an applicator, thereby minimizing additional work and allowing attachment of the body attachment unit to a body simply by operation of the applicator. In particular, a wireless communication chip is provided in the body attachment unit to enable communication with an external terminal, thereby enabling simple and convenient use without additional work of connecting a separate transmitter, and allowing easier maintenance. In addition, activation occurs by a user's operation after the body attachment unit is attached to the body, such that an activation start time can be adjusted to a time appropriate to the user's needs, and activation occurs in a stabilized state, thereby allowing more accurate blood glucose monitoring.

Abstract: A tubing assembly for use in a wellbore is provided. The tubing assembly includes tubing configured to be run in a wellbore to recover downhole fluid from a formation; and at least one gauge positioned at least partially inside the tubing. The gauge is configured to detect a parameter inside the tubing.

Abstract: A floating connector and an assembly thereof are provided.

Abstract: A holder holds a heater. A connector includes a connection terminal. The connector is configured to be attached to the holder by sandwiching a part of the holder and a part of the heater. The connection terminal is configured to be connected to a power supply terminal in a state where the connector is attached to the holder. The connector includes a body part and a claw. The body part sandwiches the part of the holder and the part of the heater in a state where the connector is attached to the holder. The claw protrudes in a direction away from the body part. The holder includes an engagement part. The engagement part is configured to engage with the claw from an upstream side in an attaching direction. The attaching direction is a direction in which the connector is attached to the holder.

Abstract: The present disclosure provides a differential measurement probe comprising a first support plate, a second support plate arranged in parallel to the first support plate, a first printed circuit probe tip that comprises a first contact section for contacting a device under test, and a second printed circuit probe tip that comprises a second contact section for contacting a device under test, wherein the first printed circuit probe tip and the second printed circuit probe tip are arranged between the first support plate and the second support plate and are mechanically supported by the first support plate and the second support plate.

Abstract: A method for detecting a hardware configuration of a device intended to be carried aboard an aircraft turbomachine and controlled by a two-channel protection calculator (8), comprising a power supply able to supply the device, a first measuring box (16) able to measure a first voltage Vs1 at the output of the device and a second measuring box (18) capable of measuring a second voltage Vs2 at the output of the device: a) Send a control voltage to the input of the equipment Vc; b) Measure the first voltage Vs1 and the second voltage Vs2; c) Infer the hardware configuration of the device from the values of the first and second voltages measured Vs1 and Vs2.

Abstract: A socket includes a flat-plate-shaped housing, a plurality of contacts supported by the flat-plate-shaped housing, a frame attached to the flat-plate-shaped housing and extending along the flat-plate-shaped housing, a plurality of first solder balls disposed on a lower surface of the flat-plate-shaped housing and facing a circuit board, and a plurality of second solder balls disposed on the lower surface of the flat-plate-shaped housing. The frame defines, in an in-plane direction of the flat-plate-shaped housing, a position of an electronic component having a lower surface including a plurality of pads configured to contact the contacts upon the electronic component being mounted. The first solder balls electrically connect to each of the contacts and electrically connect to the circuit board. The second solder balls are not electrically connected to the contacts.

Abstract: A socket for electrically connecting an upper first part and a lower second part, the socket includes: a pin that contacts the first part and the second part; a main body made of a non-conductive material; a holder that penetrates the main body vertically and holds the pin; and a conductive layer provided on an inner circumferential surface of the holder to surround the pin.

Abstract: An electronic device is provided. The electronic device includes a first housing including a first conductive portion, a second housing slidably coupled to the first housing at a designated round-trip distance and configured to include a second conductive portion overlapping at least a part of the first conductive portion in a slide-in state, a wireless communication circuit disposed in the electronic device and electrically connected to the first conductive portion, and at least one electrical connection structure disposed in a second space of the second housing and configured to electrically connect the second conductive portion to the first conductive portion in the slide-in state. The wireless communication circuit may be configured to transmit and/or receive a radio signal in at least one frequency band through the first conductive portion and the second conductive portion in the slide-in state.

Abstract: Devices and methods for a sealed electrical connector are described herein. Some embodiments include a spring connecting a first PCB to a second PCB, wherein the spring includes a first end portion in contact with the first PCB, a second end portion in contact with the second PCB, and a middle portion extending between the first end portion and the second end portion, a spacer surrounding the middle portion of the spring, a first seal seated in a first groove of the spacer and in contact with the first PCB, and a second seal seated in a second groove of the spacer and in contact with the second PCB.

Abstract: Embodiments are directed to probe structures, arrays, methods of using probes and arrays, and/or methods for making probes and/or arrays. In the various embodiments, probes include at least two springs separated by a movable stop while in other embodiments, three or more springs may be included with two or more movable stops. Movable stops interact with fixed stops that are either part of the probes themselves or part of separate elements that engage with the probes (such as array frame structures) that provide for the retention, longitudinal and/or lateral positioning of probes and possibly for orientation of the probes about a longitudinal axis. Fixed stops provide for controlled limits for movement of the movable stops which in turn allow for enhanced compliant or elastic performance of the probes upon increased probe compression in either one direction, in the order of tip compressions, or in both directions or tip compression orders (e.g.

Abstract: A modular plug connector in a strip-shaped design can be plugged together with a corresponding mating plug connector such as a printed circuit board plug connector. The modular plug connector has a plurality of plug connector modules which are arranged alongside one another and are connected mechanically to one another using mechanical connectors to form the strip shape. The plug connector modules each have a module housing, at least one plugging surface with at least one plugging contact and preferably at least one conductor or solder terminal for connection to a printed circuit board. The plug connector has at least two plug connector modules of different designs and an adapter plug connector module is provided therebetween.

Abstract: An electronic assembly is provided and includes a host circuit board having an upper surface and board contacts on the upper surface. The upper surface has a mounting area. The electronic assembly includes a socket connector mounted to the host circuit board at the mounting area. The socket connector includes a socket housing holding a plurality of socket contacts. Each socket contact has an upper contact portion and a lower contact portion. The lower contact portion is electrically connected to the corresponding board contact of the host circuit board. The socket contact is compressible between the upper contact portion and the lower contact portion. The socket housing includes coolant channels configured to receive coolant. The electronic assembly includes an electronic package coupled to the socket connector. The electronic package has a lower surface and package contacts on the lower surface. The package contacts are electrically connected to the upper contact portions of the socket contacts.

Abstract: The present disclosure relates to a coaxial connector, and particularly, a coaxial connector including a fixing module which is connected to a first PCB, and a contact module which is coupled movably to the fixing module, and provided to be contactable to a second PCB facing the first panel, in which the contact module includes a contact body which is made of a conductive material, and has a hollow formed therein, a contact pin which is made of a conductive material, and disposed to penetrate the hollow of the contact body, and a contact insulator which is disposed in the hollow of the contact body to insulate the contact pin and the contact body by partitioning the contact pin and the contact body, and the contact module is configured so that the contact body, the contact pin, and the contact insulator are integrally formed to be assembled to the fixing module by a singular process, thereby providing the advantages which may reduce the cost of a product, and improve the quality of the product by improving a

Abstract: An electrical connector for charging has a connector base, a first conductive terminal, a second conductive terminal, and an insulation base. The first conductive terminal is mounted in the connector base and has an upper chamber and a lower chamber. The second conductive terminal is located in and coaxial with the first conductive terminal and is electrically isolated from the first conductive terminal. The insulation base is mounted between the first and the second conductive terminals. An end of the second conductive terminal is located in the upper chamber and another end protrudes out of a bottom of the insulation base. The insulation base has at least one first groove lower than an imaginary datum plan and at least one platform higher than the imaginary datum plane and coaxial with the first groove. By the first groove and the platform, the creepage distance is increased.

Abstract: A test probe assembly includes: a conductive pipe; a probe inserted in the pipe without contacts and elastically retractable along a lengthwise direction; and an insulation probe supporting member configured to support the probe between an inner wall of the pipe and an outer surface of the probe. The test probe assembly of the present disclosure is improved in noise shield performance and convenient in repairing the probe since the probe is mounted to a probe socket as supported in a metal pipe without contacts.

Abstract: An apparatus for mounting an object having one or more electrical contacts within a vehicle, the object. The apparatus comprises a base configured to receive the object, the base comprising a mounting surface and a docking surface. A docking connector is coupled to the docking surface and is configured to electrically connect with the one or more electrical contacts of the object. The docking connector is movable relative to the docking surface between a first position and a second position. When the docking connector is electrically connected with the one or more electrical contacts of the object, a second main surface of the object is positioned obliquely relative to the mounting surface in the first position of the docking connector and the second main surface of the object is aligned in contact with the mounting surface in the second position of the docking connector.

Abstract: An auxiliary device for functional expansion and signal acquisition of a testing system is provided with a pogo pin attaching device including at least one spiral spring loop, at least one fastening member, and at least one cable. The fastening member includes at least one limiting hole and at least one fastening hole. The spiral spring loop is disposed in the limiting hole. The cable passes through the fastening hole to electrically connect to the spiral spring loop.

Abstract: The present invention relates to a test socket having a thin structure that can reduce durability degradation of a contact itself, have excellent electrical characteristics in processing high-speed signals, and can extend a service life thereof, and relates to spring contacts suitable thereto. The test socket according to the present invention includes: a plurality of spring contacts (100) each of which includes an upper contact pin (110) and a lower contact pin (120) that are assembled cross each other, and a spring (130) supporting the upper and lower contact pins (110 and 120); a main plate (1110) having a plurality of accommodating holes (1111) in which the respective spring contacts (100) are accommodated, with first openings (1113); and a film plate (1120) provided on a lower portion of the main plate (1110), and having second openings (1121).

Abstract: A spring-loaded interconnect includes a forward interconnect subassembly and a rearward interconnect subassembly with a flexible cable extending between each subassembly. The flexible cable includes a plurality of curved sections, and a plurality of substantially straight sections integral with the plurality of curved sections. The plurality of curved sections and the plurality of substantially straight sections are pre-configured within the spring-loaded interconnect such that the flexible cable and a spring compress, relax, and axially travel a predetermined distance when at least one external load is applied to at least one end of the spring-loaded interconnect.

Abstract: A microelectromechanical system (MEMS) probe for electric connection between a tested contact point of an object to be tested and a testing contact point of a test circuit. The MEMS probe includes: a first terminal contact portion; a second terminal contact portion movable close to and away from the first terminal contact portion; and an elastic connecting portion connecting the first terminal contact portion and the second terminal contact portion, elastically deformed by an approach of the second terminal contact portion and comprising a plurality of plating layers stacked in the elastic deformation direction. According to the present disclosure, the MEMS probe includes a plurality of plating layers stacked in the elastic deformation direction, thereby decreasing fatigue failure and improving durability.

Abstract: A self-retained slider contact pin has a first contact which is coined to form a first notch and a first finger, and a second notch and a second finger. The first finger and the second finger extend longitudinally relative to the first contact and generally parallel to the first notch and the second notch. A second contact is coined to form an opening and a first channel, and a second opening and a second channel. The first contact and the second contact inter-fit in alignment with the first finger extending through the opening and into the first channel and the second finger extending through the second opening and into the second channel, such that the first finger and the second finger retain together in sliding engagement the first contact and the second contact. A bias spring pushes apart the first contact and the second contact.

Abstract: An electrical connector includes an electrical connector housing having a body with a receiving portion, a movable pin, a part of the movable pin is movably disposed in the receiving portion, a first elastic piece disposed in the receiving portion, and a second elastic piece located between a side wall of the receiving portion and the movable pin and elastically abutted against an outer circumferential surface of the movable pin. A first end of the movable pin movably protrudes out of the receiving portion against an elasticity of the first elastic piece. The movable pin is electrically connected to the electrical connector housing by the first elastic piece and the second elastic piece.

Abstract: The inspection socket includes: a contact terminal 80 including a barrel 82 having a flange section 90, a device-side terminal 84, and a board-side terminal 86; housings 10, 30, and 50 having through holes 10c, 30c, and 50c into which the contact terminal 80 is inserted; and housings 20 and 40 having through holes 20c and 40c into which the contact terminal 80 is inserted, the through holes 20c and 40c being larger than the outer diameter of the contact terminal 80 excluding the flange section 90 and smaller than the outer diameter of the flange section 90. The housings 20 and 40 are sandwiched between the housings 10, 30, and 50, the flange section 90 is contained in the through hole 50c, and the through holes 10c, 30c, and 50c are designed to have, for impedance matching, a gap from the outer periphery of the contact terminal 80.

Abstract: The present invention provides a contact with low impedance even in a high frequency band. The contact (1) includes a base part (3), a contact part (5), and a spring part (7). The spring part (7) is elastically deformed to bias the contact part (5) in the x-axis positive direction and the z-axis positive direction. The contact part (5) includes a sliding part (23A) oriented in the x-axis positive direction. The base part (3) includes a part to be slided (14) oriented in the x-axis negative direction. The contact part (5) is biased in the x-axis positive direction by the spring part (7), so that the sliding part (23A) is in pressure contact with the part to be slided (14). The contact part (5) is configured to be slidable in the z-axis direction relative to the base part (3) while maintaining a state in which the sliding part (23A) is in pressure contact with the part to be slided (14).

Abstract: A mounting apparatus for an object to be processed includes a mounting stage, on which an object to be processed is mounted inside a processing container, an edge ring disposed in a peripheral edge portion of the mounting stage, and a spring-like conductive member that includes a first spring-like member contacting the edge ring at a first recess formed in the edge ring, and a second spring-like member contacting the mounting stage at a second recess formed in the mounting stage.

Abstract: An electrical connector includes a housing, electrical signal contacts, and biasing elements. The signal contacts are terminated to one or more electrical cables. The signal contacts are held by one or more contact units within the housing. The signal contacts are movable relative to the housing between an extended position and a retracted position. The retracted position is disposed closer to a back end of the housing than the extended position. The biasing elements are configured to bias the signal contacts toward the extended position. The signal contacts are pins with an end face at a distal end of each respective pin. The end faces of the signal contacts are configured to abut against end faces of corresponding mating signal contacts of a mating connector.

Abstract: The present invention is a modular signal converting apparatus and method, and particularly, discloses a signal converting apparatus, which is modularized for playback of digital contents and is usable while being combined with another electric device.

Abstract: The terminals of a device under test are temporarily electrically connected to corresponding contact pads on a load board by a series of electrically conductive pin pairs. The pin pairs are held in place by an interposer membrane that includes a top contact plate facing the device under test, a bottom contact plate facing the load board, and a vertically resilient, non-conductive member between the top and bottom contact plates. Each pin pair includes a top and bottom pin, which extend beyond the top and bottom contact plates, respectively, toward the device under test and the load board, respectively. The top and bottom pins contact each other at an interface that is inclined with respect to the membrane surface normal. When compressed longitudinally, the pins translate toward each other by sliding along the interface. The sliding is largely longitudinal, with a small and desirable lateral component determined by the inclination of the interface.

Abstract: An electrical contact and an electric component socket, in which a plurality of protruding portions come in contact with a terminal of an electric component, ensuring to prevent the defect of a large flaw formed on the terminal as well as improve durability of the electrical contact. An electrical contact 15 includes a contacting portion 31 which comes in contact with a terminal 2a of an electric component 2. The contacting portion 31 includes a plurality of convex portions 38 around a center 31b of a tip portion 31a of the contacting portion 31. The convex portion 38 has a plurality of protruding portions 35 on a tip of a mountain-shaped portion of the convex portion 38. The electrical contact 15 is configured to bring the plurality of protruding portions 35 into contact with the terminal 2a to achieve the electrical connection to the electric component 2.

Abstract: An electrical probe includes a probe assembly and a second electrical connection member. The probe assembly includes a needle cylinder, a first electrical connection member, a probe head and a sub-probe. The first electrical connection member and the probe head locate to two opposite sides of the needle cylinder. The first electrical connection member and the probe head electrically connect the needle cylinder. The sub-probe penetrates the probe head, and plugs the needle cylinder to electrically connect a cable but being electrically isolated from the needle cylinder. The sub-probe is located on a side away from the first electrical connection member. When the probe head depresses the object, the needle cylinder drives the first cylinder to a contact position to allow the first electrical connection member to electrically contact the second electrical connection member, and thus the probe head connects the second electrical connection member via the needle cylinder.

Abstract: A vehicle includes a surface that has a receptacle. The receptacle includes a perimeter wall that extends in an outward direction from an interior wall to a bezel that engages with the surface. A tab-receiving portion is defined by the perimeter wall. A closeout structure is coupled within the receptacle. The closeout structure is movable between an extended position and a retracted position.

Abstract: A connector includes a housing and at least two strand fastener units for fastening strands to the connector. The housing has an internal chamber opening out into a rear face of the housing. Each of the strand fastener units has a contact and a sleeve, the contact is configured to be fastened to one end of a strand. The connector has, for each of the first and second strand fastener units, a bayonet coupling enabling at least part of the strand fastener unit to be mounted inside the internal chamber of the housing. The housing and the strand fastener units are configured so that, during mounting, the strand fastener units are inserted through a common opening into the housing.

Abstract: An electric contact used to electrically connecting an IC socket to a PCB, comprises an upper contact, a lower contact and an elastic member between them. The upper contact comprises a first connecting portion to be connected to the IC socket and a first contacting portion with less length than the first connecting portion. The lower contact comprises a second connecting portion and a second contacting portion connecting with the second connecting portion. The second connecting portion includes an expanding portion adjacent to the second contacting portion. The second contacting portion forms a receiving space for the first contacting portion. The first connecting portion also defines a protruding portion projecting along a thickness direction.

Abstract: The present invention relates to an electric connector and an illuminating device comprising this electric connector, wherein the electric connector comprises a housing and an end cap connected to the housing, wherein an conductor which can be connected to a power supply is arranged in the end cap, wherein the conductor comprises a stationary part and a movable part, wherein the conductor is rotatable relative to the housing along with the end cap from a first position to a second position, wherein the movable parts at least partially retract into the stationary part in the first position, and at least one movable part extends out of the stationary part in the second position so as to be in electric connection with a power consumption component arranged in the housing.

Abstract: Contact structures that are readily manufactured, where contacts in the contact structures provide a sufficient normal force while consuming a minimal amount of surface area, depth, and volume in an electronic device.

Abstract: An electrical contact device having a housing with a square or rectangular hole formed within first and second crossing channels that extends laterally from the hole. A conductive first contact element fits into the hole, while a second contact element fits onto the top opening of the first contact element. The primary and secondary contact elements have flange protrusions that overlap. In addition, the second contact element has a tail with an oblique surface facing the top of a compliant uniform rod and the proximate primary or secondary protrusion of the first contact element. A compliant rod is positioned between the first contact element's primary and secondary protrusions, such that when the first contact element is positioned over a fixed surface and the second contact element is pushed downward when an inward force is applied, the second contact element's external contact surface slides laterally.

Abstract: Connectors that are able to withstand force and are easy to manufacture. The connectors may include connecting portions that may move relative to other portions of the connectors to absorb force. The connectors may be designed to partially break in order to protect devices that may be connected to. The connectors may be further designed to break in a controlled manner to prevent springs or other components that may be under compression from being dislodged from the connectors.

Abstract: Photovoltaic module device (1) comprising a photovoltaic module (4) and an electrical connection element of a first type (2), characterized in that the connection element of the first type comprises an electrical connector of a first type (24, 25) and a first mechanical link element (23, 26) from the photovoltaic module to the electrical connector of the first type.

Abstract: An electrical connector includes an insulation kit having an accommodating groove and a separation portion disposed in the accommodating groove, and the separation portion having a penetration hole penetrating the insulation kit; a conductive assembly sheathing the separation portion and disposed in the accommodating groove, and having a conductive kit and a conductive retainer and a flexible member disposed in the conductive kit; and an electrical conductive member disposed in the penetration hole of which one end is exposed outside one end of the conductive retainer. When a part of the conductive retainer which is exposed outside the conductive kit is electrically connected to another electrical connector, the conductive retainer is compressed to compress the flexible member to enable the flexible member to produce a restoring force, and then the conductive retainer is electrically connected to another electrical connector more stably through the restoring force.

Abstract: A contact element having contact points for the electrically conductive connection of contact regions of mutually spaced elements, which is formed completely of one or more deposited materials of which at least one is electrically conductive. The contact element is produced in particular using a lithography, electroplating and molding (LiGA) method.

Abstract: A power connector includes: an insulative housing having an upper surface, a lower surface, and a receiving space; a number of contacts accommodated in the insulative housing, the contact having a contacting portion, a rear portion accommodated in a rear end of the insulative housing, and a snakelike elastic portion connecting the contacting portion and the rear portion, the snakelike elastic portion having a number of vertical bending sections and a number of connecting sections each connecting every two adjacent bending sections, wherein the vertical dimension of the intersecting surface of the bending section is greater than the vertical dimension of the intersecting surface of the connecting section.

Abstract: The probe unit includes probe groups of two or more contact probes to be in contact with one electrode of a contact target body on a side of one end in a longitudinal direction and the respective contact probes are to be in contact with separate electrodes of a board on a side of another end. The contact probe includes an end portion arranged on the side of one end, having nail portions in a tapered end shape, and brought into contact with the one electrode at the nail portions; a second contact unit arranged on the side of another end, and to be in contact with a corresponding electrode of the board; and a coil spring arranged between the end portion and the second contact unit, and biasing the end portion and the second contact unit.

Abstract: A spring biased contact pin assembly includes a barrel member having a barrel wall defining an elongate internal cavity with a lower end and an upper end. The assembly also includes a lower plunger member reciprocally mounted in the internal cavity proximate the lower end of the internal cavity. A spring member is positioned in the internal cavity between the lower plunger member and the upper end of the internal cavity. A high electrical resistance spacer member is positioned in the internal cavity in contact with the lower plunger member and the spring member. Spring force exerted through the spacer member urges the lower plunger member into electrical contact with the barrel wall. A method of transmitting electricity through an electrical contact assembly includes urging a plunger member against the wall of a barrel member in which it is reciprocally mounted with a high electrical resistance member.

Abstract: An electrical connector has an insulative body and multiple terminals. The insulative body has multiple mounting holes and multiple guiding channels. The terminals are mounted respectively in the mounting holes and each terminal has an electrical contacting portion mounted slidably in one of the guiding channels. The guiding channels guide and ensure a corresponding electrical contacting portion to move linearly without being inadvertently jammed or irrecoverably deformed. Therefore, the life-span of the electrical connector is increased.

Abstract: A female contact intended to receive a male contact, the female contact including a base and at least one side wall having a free edge defining an open end, the side wall being connected to the base and including an inner wall, wherein: the female contact includes a helical spring made of an electrically conductive material disposed between the base and the open end; part of the inner wall and the base are made of an electrically conductive material; and the inner wall of the female contact and/or the spring assure/assures electrical contact with a male contact in the position of use.

Abstract: A magnetic power connector and an electronic system using a magnetic power connector assembly are disclosed, wherein a magnetic element of the magnetic power connector is magnetically attracted to a matching magnetic connector to ensure a stable contact. In addition, the electrical conductive path created between the contact elements does not pass through any elastic elements, thereby avoiding heating and improving the lifespan of the elements. Furthermore, sealing member can be disposed in the gaps between the connector elements to make the connector waterproof. In addition, a trigger signal can be generated by establishing an electrical connection between a signal contact element and the conductive element in the magnetic power connector so as to achieve the purpose of identification or control, thereby avoiding the functional failure caused by the damage of the contact element of the matching magnetic connector.

Abstract: An electrical contact for being loaded in an electrical connector electrically connecting an IC module to a printed circuit board (PCB) includes a first contact, a second contact and an elastic arm. The first contact includes a first mating portion and a first connecting portion. The first mating portion defines a first contacting end for connecting with the IC socket. The second contact includes a second mating portion and a second connecting portion. The second contacting portion defines a second contacting end for connecting with the PCB. The first and second connecting portions are coupled with each other, the first elastic element rings around the first mating portion of the first contact and presses against the second connecting portion of the second contact.

Abstract: The present invention provides an electrical connector for connecting a core of a machine cable (37) to a pin (28) or a socket (32) of an electrical connection device. The connector has a first part and a second part. The first and second parts have first and second locking surfaces respectively and first and second separate contact surfaces (50, 52). The second part further includes a projection for securing the core of the machine cable and which is electrically connected to the second contact surface. The contact surfaces are so arranged that when the locking surfaces are interlocked, the contact surfaces are in electrical contact with each other so that an electrical contact is established between the core of the machine cable and the pin or socket.