Abstract: A fast-acting insulation-displacement connector for connecting conductors to a metal strip (13), the connector being provided with insulation-displacement contacts (16), each of which has two sharp parallel edges, the connector being characterized in that it includes pushing means (21, 22, 25) actuated by a screwdriver (24) for pushing the conductor (40) onto the contacts (16). Application to a distribution terminal block.

Abstract: A connection module including an insulating housing inside which a conductive connector part is held stationary, which connector part has a slot for receiving an electrical wire, into which housing an auxiliary part penetrates that is provided with a wire-pusher element mounted to slide in the housing along the slot and along a wire-receiving opening in the housing. The auxiliary part is provided with an operating element which projects from the housing, and which is held in the pushed-in position by co-operation between a holding mechanism that it carries and complemetary holding mechanism in the housing. Structure provided on the operating element make it possible to act from the outside on the holding mechanism, thereby releasing the auxiliary part when it is held stationary so as to enable it to slide.

Abstract: A slot connector terminal structure for an electrical wire, in particular for an electrical terminal block, in which structure at least one conductive connector part is held stationary in a housing (5) provided with a wire-insertion through opening (23) extending facing an insulation-displacement and core-retaining slot (6) in the connector part, which opening makes it possible firstly for a wire to be connected to be inserted transversely above the slot, and secondly for the wire to be subsequently held stationary via its sheath, the housing further including positioning means for positioning a special connection tool, which positioning means are implemented in the form of a projecting element through which a moving blade of the tool penetrates. The projecting element is provided with a slot (13) into which the wire-insertion through opening (23) opens, which slot makes it possible for the blade of a tool to penetrate into and slide along the slot inside the housing.

Abstract: A terminal includes a metal component held in a housing in the form of at least one connection unit having the general plan appearance of a hollow, convex hexagon split on a longitudinal plane about which it is symmetrical for the purpose of connecting a single electric wire via two parallel stripping and retaining slits. Each unit includes two support sides which project in parallel from a fixed base and each of which carries two other sides of the hexagon shaped unit. Each slit is formed between two sides that are symmetrical. The two support sides press against different mutually parallel walls of the housing via respective symmetrically disposed projections.

Abstract: A terminal for electrical equipement in which a wire is held in a wire-insertion duct between a clamping element of a strip and another clamping element constituting the bottom of a cage that surrounds the strips. The wire is held by drive from a screw with the screw being screwed into the cage and pressing obliquely against the clamping element of the strip on the opposite side thereof to its side which faces the clamping element of the cage. The clamping element of the cage is extended by an extension constituting a wire-guide which projects from the cage into the wire insertion duct parallel to the screw axis and which obstructs the duct to guide any wire disposed obliquely in the wire-insertion duct.

Abstract: A connector ensure the wired connection of a piece of equipment in series with a multiconductor cable for transmitting low currents.A support block (5) has a plate on which through and closed end grooves are formed respectively for the passage of the wires of the cable (2) and wires (3A, 3A') for connecting equipment in series. The closed end grooves be adjacent one of the through grooves, at the level of a connection piece (6) partially housed in these two grooves for interconnecting wires. Each of the through grooves (20A) is provided with a median cavity (21) which interrupts the grove locally and which receives a wire cutting device means (6C). The two connection pieces housed in the same through groove are situated on each side of the cavity (21) and each allows the connection of a second different wire (3A, 3A').

Abstract: Electrical and electro-optical components are mounted on cards in various different sizes assembled to constitute working equipment using a set of common parts for building modular functional blocks of various sizes to house such cards. A modular functional block comprises one or more fixing bases each having a rectangular body having ends which engage respective retaining strips having grooves to form a printed circuit card-retaining frame. End plates are fitable to the various component parts mentioned above together with locking strips and closure cards to constitute a completed, enclosed functional block which can be built up to various different sizes.

Abstract: The fixing device for fixing onto a symmetrical rail comprises a fastening piece and a blade spring. The fastening piece includes a body having first and second hooks, with a third hook between them. The fastening piece also includes a rod connected to the body by a connection zone including a tooth. The blade spring has a longitudinal slot, a first bridge at one end of a curved part and a second bridge at an arched end of the blade spring; these bridges cooperate with the tooth and the third hook to fix the blade spring. The fastening piece is fixed to a case having an earthing terminal fixed to the rod on the fastening piece thereby providing an earth connection for the rail.

Abstract: The invention relates to a connection device for connecting a coaxial cable (3) and a connection module or for connecting coaxial cables end-to-end, in particular for a junction block. The connection device comprises a link tube (2) having one formed end formed to receive and hold one end of a coaxial cable whose covering is stripped so as to allow electrical contact to be made between the peripheral conductor (4) of the cable and the said formed end. The link tube also contains a fixed link conducting part (10) provided with a connection head (12) for receiving and holding the stripped central conductor of the cable, thereby ensuring electrical continuity between said central conductor and the link conducting part (10). The connection module comprises a link tube having both ends provided with respective connection devices.

Abstract: A tapping connector for a screened multiwire electric cable comprising an outer covering around both a plurality of conductor wires which are electrically insulated from one another and electromagnetic screening forming a sheath around the conductor wires, and optionally around a drain conductor providing electrical continuity for the screening. An annular portion of the outer covering and at least a portion of the sheath forming the screen being removed from a selected position along the cable for installation of the connector. The connector comprises at least two complementary portions which are dissociable to allow a cable to be put into a position passing between them and to enable the cable to be held stationary relative thereto when they are reassembled.

Abstract: An insulation-piercing connector for coaxial cables comprises a base member and a complementary bracket member together defining a conduit for a coaxial cable. The base member and the bracket member are adapted to be separated to fit around a coaxial cable and to be clamped together to immobilize the coaxial cable in the conduit. The base member is also adapted to enable it to be attached to a support. A bearing surface on the base member bears on the support when the base member is attached to the support. Terminals on the base member project beyond the bearing surface. Connecting spikes project from the base member and pierce the coaxial cable to connect its inner and outer conductors to respective terminals. A guide transverse to the conduit opens into the conduit and externally of the base member. The connecting spike adapted to connect the inner conductor of the coaxial cable to the respective terminal is removably housed in this guide.

Abstract: An electrical connection terminal for power transporting wires of the type comprising a multi-strand central conductor covered with insulation. The terminal comprises a rigid body (4) having threaded or tapped tubular ends each of which has at least one wire passing opening (7) passing at least partially transversely therethrough and elongate in shape parallel to the longitudinal axis of the terminal. A stopper (6) is screwed onto each tubular end and has a pusher (12) which penetrates into the tubular end to an ever increasing extent as the stopper is screwed thereon. A conducting spike (9) has perforating end points projecting from a common wall (8) through the bottoms of respective ones of the wire passing openings (7) of the tubular ends in order to enable wires inserted into the terminal through said ends to be interconnected by the spike.

Abstract: An arrangement allows the end of an electrical conductor (2) to be secured by clamping by a spring leaf (9) against a conductive connecting wall (6) in a compartment of a case of insulating material into which the end of the conductor is inserted. Arrangement includes at least one pushable member (10) for compressing the spring leaf, which penetrates the compartment in which the leaf is located and which is maneuverable from the outside of the case between two positions, one in which the spring leaf is relaxed and allows the end of a conductor to be freely inserted, the other in which the spring leaf is flexed by the urging of the pushing member and bears against the connecting wall.

Abstract: A connection arrangement which includes a conducting slotted connection part (3) fixed in a recess in an insulating housing (5) is provided with fixing means (52, 53) enabling a connection tool (6) to be positioned and fixed relative to the housing during a connection operation. The connection tool (6) includes bearing means (72, 73) enabling it to be positioned on the housing and a rigid wire inserting blade (60) which penetrates into the housing along the slot via a tool insertion orifice (51). A rigid insertion blade (60) co-operates with two flexible blades (62) in order to fix the tool in the insertion orifice (51).

Abstract: A rapid fixing device for a tubular element, in particular for the housing (1) of an optical fiber terminal block. The tubular element penetrates into the housing (1) along an inlet duct (9A3, 9A4, 9A5) in which it is fixed by a moving member (2) having a clamping slot, the moving member being movable in translation along a guide (10A1) which intersects the inlet duct. The device includes an arrangement for displacing the moving member under the effect of partial axial rotation of the blade of a tool (19) of the screwdriver type. Two operating ducts, one in the housing and the other in the moving member co-operate to convert the rotary movement of the tool into translation movement of the moving member.

Abstract: At least one terminal is provided comprising a screw (3) for securing wires and/or wire terminal lugs between a conducting wall of a connecting link (2) and a clamping plate (4) both traversed by the screw which also pulls together. Terminal is lodged in an insulating case (1) and comprises a screw retainer (1B4, 1B5) molded with the case and arranged to both guide the screw in its longitudinal travel between an open position in which the screw, the connecting link and the clamping plate leave open a passage from a wire ring-tongue terminal and a blocking position in which the clamping plate and the connecting link are brought together and retract the screw into an open position into the retainer by the latter's pressure against the bottom of the screw head.

Abstract: The invention relates to a connection arrangement having a rectilinear insulation-piercing and wire-retaining slit, and to a tool endpiece for providing connection between wires (2) and such arrangements. The insulation-piercing and wire-retaining slit extends longitudinally along a profile-shaped portion (31, 32, 33) of a conductive part (3) having a U-shaped cross-section with the free ends of the U being folded towards each other and leaving a space therebetween corresponding to the width of the slit, said profile-shaped portion being intended to serve as a guide for the endpiece of the connection tool (6). The endpiece includes a core (60) whose shape is complementary to the shape of the cavity in the profile-shaped portion and which slides therealong. The endpiece slides parallel on either side of each of the folds (31) delimiting the slit in the profile-shaped portion, and it enters the housing via a hole (51) whose shape is complementary thereto, which hole, serves to guide the tool.

Abstract: A connector for optical fibers, the connector comprising two complementary portions (1A, 1B) each including at least one semi-tubular extension suitable for forming a split tube with the corresponding semi-tubular extension on the other complementary portion with which it is assembled. Said tube carries an external locking ring (3) which surrounds the tube and which, when suitably positioned, serves to urge the semitubular extensions towards each other, thereby enabling at least one optical fiber inserted into the tube to be clamped in place.

Abstract: An insulation-piercing connection arrangement for an electric wire in which an auxiliary insertion part (4) is displaced by a removable shank (5) acting as a lever in order to apply the necessary pressure for slicing through the insulating covering (20) of an electric wire (2) to be connected, and to insert the core (21) of said wire in a slit. The auxiliary insertion part (4) has a shank-receiving duct passing therethrough and includes a pusher (40) for pressing against the wire to be connected, it also includes a guide device (43) including wheels which co-operate with guide grooves (73) provided in the housing (7) containing the connection arrangement in order to enable the auxiliary insertion part (4) to perform pseudocircular insertion motion, thereby accelerating the tilting thereof when it is displaced between its two extreme positions.

Abstract: The rotary switch consists of a plurality of switch decks and is designed to be mounted on a support (2) by a mounting plate (3). At one of its ends it is operated by a control shaft (4) which actuates contacts by cams (5) located in switch modules (9,10). The moving members of a plurality of electrical contacts are also located in the modules stacked about the control shaft. The switch body is provided with two through holes (13, 14) aligned with the axis of the control shaft (4). One of the holes goes through the mounting plate (3) and the other through an end plate (12), at the opposite end of the switch from the mounting plate. Each through hole allows the shaft to rotate therein as required. The mounting plate (3) and end plate (12) includes a ring recess (15 or 16) for ring (17) serving to limit the angle of shaft rotation. One of the through holes includes a lock (19) for locking against axial movement the assembly formed by the shaft and the cams it controls.