US3836885A - Electrical connectors - Google Patents

Electrical connectors Download PDF

Info

Publication number
US3836885A
US3836885A US00365742A US36574273A US3836885A US 3836885 A US3836885 A US 3836885A US 00365742 A US00365742 A US 00365742A US 36574273 A US36574273 A US 36574273A US 3836885 A US3836885 A US 3836885A
Authority
US
United States
Prior art keywords
base
duct
lever
cover
yoke
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US00365742A
Other languages
English (en)
Inventor
J Larsile
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Technilec SARL
Original Assignee
Technilec SARL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Technilec SARL filed Critical Technilec SARL
Application granted granted Critical
Publication of US3836885A publication Critical patent/US3836885A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R25/00Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
    • H01R25/16Rails or bus-bars provided with a plurality of discrete connecting locations for counterparts
    • H01R25/165Connecting locations formed by surface mounted apparatus
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/73Means for mounting coupling parts to apparatus or structures, e.g. to a wall
    • H01R13/74Means for mounting coupling parts in openings of a panel
    • H01R13/741Means for mounting coupling parts in openings of a panel using snap fastening means
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/24Connections using contact members penetrating or cutting insulation or cable strands
    • H01R4/2404Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
    • H01R4/2412Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation actuated by insulated cams or wedges

Definitions

  • the invention relates to electrical connectors and more especially to an articulated device for a pin-type plug-in connector adapted to be fixed to a duct carrying electrical distribution conductors; the connector being of the kind having a base provided with hooks adapted to engage consecutively on each side of the base and by an angular movement into anchorage means of the duct. In this way, the insertion of connection pin into the conductors and the locking of the connector onto the service duct are achieved.
  • a connector of this kind is already known from French Pat. Specification No. 2,097,279, in which the insulating base of the connector is a parallelipiped I block having on one side a pair of hooks integral with the block, and on the other side a pair of movable hooks comprising a rocking stirrup.
  • the stirrup comprises a claw forming a nut on a screw, and the screw is engaged in a part of the base so as to cause the stirrup, which locks the base, to rise or fall.
  • This device occupies too large a space in a connector required to carry various other elements; additionally it necessitates the use of a screwdriver, and above all the user cannot be certain of the total engagement of the connection pins unless he applies excessive force to the screw.
  • An object of the invention is to provide an articulated mechanism for the connector which gives the pins an increased penetrating force, and at the same time provides an efficacious mode of locking the connector in engagement with the device.
  • the invention can easily be adapted to all systems of connectors for plugging into omnibus service ducts, whether by piercing insulated wires by needle pins, or by engaging copper or aluminum bars by connector clips.
  • the invention provides an articulated device for a pin-type plug-in connector to be fixed to a duct carrying electrical distribution conductors.
  • the connector has a base provided with hooks on each side adapted to engage, by an angular movement, into anchoring means of the duct, and the base has a lever articulated about a first spindle fixed relative to the base opposite first hook fixing means.
  • a yoke carrying second hook fixing means is articulated on the lever about a second spindle carried by the lever, so that with the first hook fixing means already engaged in anchorages on the duct, when the second hook fixing means engages in corresponding anchorages of the duct, the lever can exert a depressing action upon the base by causing rotation of the first spindle about the second spindle so as to bring consecutively the second hook fixing means, the first spindle and the second spindle into the region of a line at right angles to the duct.
  • FIG. 1 is a perspective view of one embodiment of an articulated connectors according to the invention
  • FIG. 2 is an exploded perspective view of a second, more detailed embodiment
  • FIGS. 3a, 3b and 30 show schematic profiles illustrating the stages of assembly of another articulated connector according to the invention.
  • FIG. 4 is a perspective view of a connector in the form of a power outlet point.
  • a connector base 1 is provided with a pair of hooks 2a, 2b adapted to engage into anchoring perforations N in a duct.
  • the base Opposite the hooks 2a, 2b, the base carries a spindle 7 near its lower face, and upon this spindle which defines a first axis there swivels a lever 9 formed as a double angle-piece, and constituting a stirrup capable of enclosing the base 1.
  • the elbow of the angle-piece receives a spindle 14 which defines a second axis and carries a yoke 16 comprising a central web 19 and two cheeks 16a and 16b.
  • the cheeks 16a and 16b terminate opposite the axis 14 in hooks 21a, 21b which engage to anchoring perforations M in the distribution duct.
  • the base 1 carries, on its lower face approximately in the center thereof, a pair of connecting pins K which engage in orifices L of the distribution duct.
  • the duct is not described in detail, since it does not form part of the invention.
  • the pins K are in the form of clips intended to clamp onto copper bars in the duct.
  • the mechanism of the second embodiment will be understood by referring to and comparing FIG. 3a and FIG. 2.
  • the base generally indicated at l, is a rectangular parallelipiped carrying on one end a pair of hooks 2a, 2b formed on the arms of a stirrup 3 which is riveted to the base.
  • a groove 4 is formed in a shoulder 5, with a cover plate 6 closing the groove 4.
  • the spindle 7 is placed in the groove 4 and is retained by the plate 6.
  • the cover of the connector generally designated by numeral 8, can, when closed, cover the base 1 in the manner of a hood.
  • a metallic fitting 9 is fixed by fixing means such as screws, not shown.
  • the fitting 9 comprises two lateral strips 90, 9b connected together by cross members 10.
  • Each strip 9a and 9b terminates at the rear in a lug 11a, 11b provided with holes 12 and 13.
  • the holes 13 are arranged at a suitable level to receive the spindle 7 of the base 1, whereas the holes 12 are at a higher level inside the cover 8.
  • the holes 12 permit the rotation of spindle 14 on which a hairpin spring 15 is housed.
  • the spindle 14 further permits the articulation of a stirrup-shaped yoke, generally designated by numeral 16, which comprises two parallel cheeks 17a, 17b which nest against the lugs 11a, 11b of the fitting 9 and which are fitted with holes 18 for receiving the spindle 14.
  • the checks 17a and 17b are interconnected by a cross member 19, so as to embrace the end of the base 1 opposite the hooks 2a, 2b.
  • Each cheek is formed with a semicircular slot 20, beneath the holes 18 the purpose of which slot will be described below.
  • Each cheek terminates downwardly in a respective hook 21a and 21b forming the second pair of fixing hooks.
  • the spindle 7 of the connector is fitted after engaging the cheeks 17a, 17b upon the lateral faces of the base 1, the ends of the spindle 7 being engaged in the slots 20 of the two cheeks.
  • the cover 8 of moulded material, comprises on its top face a collar 22 which serves as housing for a power point plug, the pins of which will engage in sleeves 23 of the base when the cover 8 is pivoted downwardly.
  • the base likewise comprises on its lateral face, in proximity to the hooks 2a, 2b, a nose 24 with an upwardly inclined bevel 24a, for engagement in a hole 25 in the cover 8.
  • This embodiment has been devised to receive pins of pointed conductors of the kind described in French Pat. Specification Nos. 2,097,278 and 2,097,279, to which reference should be made for further details.
  • FIG. 2 the ends 26 and 27 of two groups of needie-shaped connection pins are illustrated.
  • the group 26 is intended to engage distribution conductors carried in a moulded service duct.
  • the group 27 are adapted to engage a ground conductor. It will be observed that the pins 27 are located in proximity to the pair of hooks 2a, 2b.
  • the group of needle-shaped pins 27 corresponds to a connection 28 attached to a plate 29 on the top of the base.
  • a pin 30 which is the prescribed grounding pin of the power outlet points. The construction is made so that the pin 30 passes freely inside the cover 8 during the downward pivoting of the cover onto the base 1.
  • the distribution duct is illustrated in FIGS. 3a, 3b and 3c solely by its cover 31, which is formed with anchoring perforations 32 and with power outlet holes 33 and 34.
  • the hooks 2a and 2b on the base 1 are engaged in the anchoring perforations 32.
  • the arm 15a of the spring 15 engaging the spindle 7 and the arm 15b engaging the cross member 19 maintain the stirrup 16 in position as an extension of the cover 8.
  • the stirrup 16 turns with the cover if the cover is manipulated about the spindle 7, because the spindle 7 is in abutment at the end of the slots 20. It is thus easy to find the position of engagement of the hook 21b in the corresponding perforation 32.
  • the cover 8 is turned in the closure direction F, as shown in FIG.
  • the hook 21b being retained in its anchoring perforation, and the spindle 7 begins to turn about the axis of the spindle 14, i.e., the cover forms a lever, the minor arm of which is equal to the distance between the axes of the spindles 7 and 14, and this lowers the left-hand end of the base 1, which in turn lowers the pins 26 and 27.
  • the pins 27 which are the grounding pins will be the first to come into contact with the ground conductor in the duct.
  • the spindle 7 becomes located almost beneath the spindle 14, having travelled along the entire length of the slots 20.
  • the hook 21b, the spindle 7 and the spindle 14 are all located in the region of a line at right angles to the service duct, whereby any reaction towards opening will be cancelled.
  • the nose 24 has engaged in the hole 25.
  • a tool is necessary to move the edge 35 ,of the cover slightly away from the end of the nose 24.
  • the base 1 is of slightly oval shape and has, on the same side as the hooks 2a and 2b, a nose 24 in its longitudinal plane.
  • the cover 8 is of round or oval shape with a minor diameter greater than that of the base.
  • the cover is made of a resilient plastic material and it comprises an interior nose 36 for engaging over the nose 24 of the base. In order to disengage the nose 36, it is sufficient to apply pressure to the sides of the cover along the transverse diameter, which has the effect of causing an elongation along the major axis, such as to disengage the nose 36 from the nose 24.
  • An articulated device for detachable connection of an electrical connector to a duct carrying electrical distribution conductors, said device comprising a base including first hook means for releasably engaging corresponding anchoring means of the duct, a lever pivotably connected to said base for movement about a first axis, a yoke pivotably connected to said lever for move ment about a second axis spaced from the first, second hook means on said yoke for releasably engaging corresponding second anchoring means of the duct, said base, lever and yoke forming an assembly by which with the first and second hook means engaged with the corresponding anchoring means of the duct, the device can be secured to the duct in an operative position by pivoting said lever to cause travel of the first and second axes into substantial alignment with said second hook means along a line extending at right angles to the duct, electrical connection means carried by said as sembly for making connection in said operative position, with the electrical conductors in the duct, said lever and y
  • said electrical connection means comprises connecting elements on said base.
  • said electrical connection means comprises at least two pairs of needle-shaped connection pins on said base, one of the pairs of connection pins being arranged on the base in proximity to the first hook means for connection to a ground conductor in said duct.
  • the yoke comprises two cheeks, said second hook means comprising extensions of said cheeks formed as a pair of hooks, each of the cheeks having a semicircular slot centered around the second axis, a spindle carried by said base along said first axis and rotatably supporting said lever, said spindle being slidable in said slots, said abutment means being constituted by one end of the semicircular slots and said spindle.
  • a device according .to claim 4 wherein said yoke is formed as a stirrup with a web connecting said two cheeks immediately above the hooks and positioned so that the lower part of the web contacts the top of the duct to limit entry of the hooks into the duct.
  • said resilient means comprises a hairpin spring engaged on said second axis and including arms respectively bearing against said web and said spindle.
  • a device according to claim 1 wherein said lever comprises a cover which pivots downwardly onto the base in said operative position.
  • said cover comprises an insulating housing, and a metallic fitting fixed in said cover and including bearings for rotation of the lever, yoke and base about said first and second axes.
  • a device wherein said cover has a side adjacent the first hook means which is provided with a hole, and a nose on said base engageable in said hole in said operative position of the device to lock the cover in position when it is pivoted down wardly onto the base.
  • a device wherein said cover has a side adjacent the first hook means with an internal nose, and a nose carried by the base and engageable with said internal nose on the cover in said operative position of the device to lock the cover on the base, said cover being sufficiently resilient to be deformed by axial elongation upon application of lateral pressure thereto, so as to separate said internal nose from said nose of the base.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Details Of Indoor Wiring (AREA)
US00365742A 1972-06-13 1973-05-31 Electrical connectors Expired - Lifetime US3836885A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7221157A FR2188912A5 (zh) 1972-06-13 1972-06-13

Publications (1)

Publication Number Publication Date
US3836885A true US3836885A (en) 1974-09-17

Family

ID=9100087

Family Applications (1)

Application Number Title Priority Date Filing Date
US00365742A Expired - Lifetime US3836885A (en) 1972-06-13 1973-05-31 Electrical connectors

Country Status (6)

Country Link
US (1) US3836885A (zh)
JP (1) JPS542399B2 (zh)
CA (1) CA984477A (zh)
FR (1) FR2188912A5 (zh)
GB (1) GB1394623A (zh)
IT (1) IT990541B (zh)

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2942967A1 (de) * 1978-10-26 1980-06-04 Thomas & Betts Corp Elektrischer verbinder
WO1984004632A1 (en) * 1983-05-09 1984-11-22 Convergent Technologies Inc Modular housing for computer system
US4709974A (en) * 1985-10-15 1987-12-01 Pag Limited Battery connector
EP0407241A1 (fr) * 1989-07-06 1991-01-09 Telemecanique Platine amovible de support d'appareils électriques pour dispositif répartiteur de puissance
EP0604004A2 (en) * 1992-12-24 1994-06-29 The Whitaker Corporation Improved mounting system for current mode coupler
US5360352A (en) * 1992-12-24 1994-11-01 The Whitaker Corporation Wire retainer for current mode coupler
US6065989A (en) * 1998-12-28 2000-05-23 Hon Hai Precision Ind. Co., Ltd. Board-to-board connector block with closing mechanism
EP1050933A2 (en) * 1991-12-11 2000-11-08 Amphenol Corporation Current mode coupler
EP1107391A2 (de) * 1999-12-09 2001-06-13 KRONE GmbH Elektrische Verbinder
US6361336B1 (en) 2001-02-16 2002-03-26 Alcoa Fujikura Limited Electrical coupling device for aligning and interengaging a plurality of multi-pin connectors
US6544063B2 (en) 2001-03-14 2003-04-08 Thomson Licensing, S.A. Resilient fastener for securing a printed circuit board
US20090239415A1 (en) * 2008-03-19 2009-09-24 Connecteurs Electriques Deutsch Attachment device for a connector
US20120286605A1 (en) * 2011-05-11 2012-11-15 Denso Corporation Drive unit
US8523582B2 (en) * 2012-01-31 2013-09-03 Electric Motion Company, Inc. Locate wire connector and locate wire grounding method
CN103825118A (zh) * 2014-03-06 2014-05-28 国家电网公司 螺旋式接地线导体夹
US9641002B2 (en) 2011-09-02 2017-05-02 Pag Ltd. Battery management system, method and battery
US9653719B2 (en) 2013-10-04 2017-05-16 Pag Ltd. Battery
CN109193196A (zh) * 2018-09-27 2019-01-11 郑州云海信息技术有限公司 一种省力的双支撑式模组扣合装置
CN109659878A (zh) * 2019-01-02 2019-04-19 浪潮商用机器有限公司 一种理线装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5277618A (en) * 1991-05-02 1994-01-11 E. I. Du Pont Nemours And Company Connector having fixing means for mounting on a substrate
NL192067C (nl) * 1991-05-02 1997-01-07 Du Pont Nederland Connector met bevestigingsmiddelen voor montage op een substraat.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2709611A (en) * 1952-08-27 1955-05-31 Bassick Co Hood latch
US3337835A (en) * 1965-02-03 1967-08-22 Wiremold Co Electric fitting
US3434096A (en) * 1967-04-17 1969-03-18 Lockheed Aircraft Corp Coupling
US3588156A (en) * 1969-06-17 1971-06-28 Us Army Adjustoclamp

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2709611A (en) * 1952-08-27 1955-05-31 Bassick Co Hood latch
US3337835A (en) * 1965-02-03 1967-08-22 Wiremold Co Electric fitting
US3434096A (en) * 1967-04-17 1969-03-18 Lockheed Aircraft Corp Coupling
US3588156A (en) * 1969-06-17 1971-06-28 Us Army Adjustoclamp

Cited By (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4209217A (en) * 1978-10-26 1980-06-24 Thomas & Betts Corporation Housing for removable mounting on printed circuit board
DE2942967A1 (de) * 1978-10-26 1980-06-04 Thomas & Betts Corp Elektrischer verbinder
WO1984004632A1 (en) * 1983-05-09 1984-11-22 Convergent Technologies Inc Modular housing for computer system
US4501460A (en) * 1983-05-09 1985-02-26 Convergent Technologies, Inc. Modular housing for computer system
US4709974A (en) * 1985-10-15 1987-12-01 Pag Limited Battery connector
EP0407241A1 (fr) * 1989-07-06 1991-01-09 Telemecanique Platine amovible de support d'appareils électriques pour dispositif répartiteur de puissance
FR2649550A1 (zh) * 1989-07-06 1991-01-11 Telemecanique
EP1050933A2 (en) * 1991-12-11 2000-11-08 Amphenol Corporation Current mode coupler
EP1050933A3 (en) * 1991-12-11 2001-03-14 Amphenol Corporation Current mode coupler
EP1052740A3 (en) * 1991-12-11 2001-03-14 Amphenol Corporation Current mode coupler
EP1052740A2 (en) * 1991-12-11 2000-11-15 Amphenol Corporation Current mode coupler
US5360352A (en) * 1992-12-24 1994-11-01 The Whitaker Corporation Wire retainer for current mode coupler
US5528823A (en) * 1992-12-24 1996-06-25 The Whitaker Corporation Method for retaining wires in a current mode coupler
US5530297A (en) * 1992-12-24 1996-06-25 The Whitaker Corporation Wire retainer for current mode coupler and method for retaining wires
EP0604004A3 (en) * 1992-12-24 1995-11-15 Whitaker Corp Improved mounting system for current mode coupler.
EP0604004A2 (en) * 1992-12-24 1994-06-29 The Whitaker Corporation Improved mounting system for current mode coupler
US6065989A (en) * 1998-12-28 2000-05-23 Hon Hai Precision Ind. Co., Ltd. Board-to-board connector block with closing mechanism
EP1107391A2 (de) * 1999-12-09 2001-06-13 KRONE GmbH Elektrische Verbinder
EP1107391A3 (de) * 1999-12-09 2002-06-12 KRONE GmbH Elektrische Verbinder
US6361336B1 (en) 2001-02-16 2002-03-26 Alcoa Fujikura Limited Electrical coupling device for aligning and interengaging a plurality of multi-pin connectors
US6544063B2 (en) 2001-03-14 2003-04-08 Thomson Licensing, S.A. Resilient fastener for securing a printed circuit board
US8172606B2 (en) 2008-03-19 2012-05-08 Connecteurs Electriques Deutsch Attachment device for a connector
US20090239415A1 (en) * 2008-03-19 2009-09-24 Connecteurs Electriques Deutsch Attachment device for a connector
US20120286605A1 (en) * 2011-05-11 2012-11-15 Denso Corporation Drive unit
US8963388B2 (en) * 2011-05-11 2015-02-24 Denso Corporation Drive unit with motor and control unit
US9641002B2 (en) 2011-09-02 2017-05-02 Pag Ltd. Battery management system, method and battery
US8523582B2 (en) * 2012-01-31 2013-09-03 Electric Motion Company, Inc. Locate wire connector and locate wire grounding method
US9653719B2 (en) 2013-10-04 2017-05-16 Pag Ltd. Battery
CN103825118A (zh) * 2014-03-06 2014-05-28 国家电网公司 螺旋式接地线导体夹
CN104393429A (zh) * 2014-03-06 2015-03-04 国家电网公司 一种螺旋式接地线导体夹
CN104393429B (zh) * 2014-03-06 2016-03-09 国家电网公司 一种螺旋式接地线导体夹
CN109193196A (zh) * 2018-09-27 2019-01-11 郑州云海信息技术有限公司 一种省力的双支撑式模组扣合装置
CN109193196B (zh) * 2018-09-27 2024-02-23 郑州云海信息技术有限公司 一种省力的双支撑式模组扣合装置
CN109659878A (zh) * 2019-01-02 2019-04-19 浪潮商用机器有限公司 一种理线装置

Also Published As

Publication number Publication date
JPS542399B2 (zh) 1979-02-06
FR2188912A5 (zh) 1974-01-18
DE2328656A1 (de) 1974-01-10
DE2328656B2 (de) 1977-04-21
IT990541B (it) 1975-07-10
JPS4962990A (zh) 1974-06-18
GB1394623A (en) 1975-05-21
CA984477A (en) 1976-02-24

Similar Documents

Publication Publication Date Title
US3836885A (en) Electrical connectors
US2942224A (en) Electric receptacle
US4032208A (en) Connector for track lighting system
US3951502A (en) Electrical receptacle
US4172628A (en) Pressure lock receptacle terminal
US4533190A (en) Electrical power track system
DE19649705A1 (de) Verbindungsvorrichtung mit einem magnetischen Verriegelungsmechanismus
CA1189160A (en) Receptacle for flat multiconductor cable
US5358422A (en) Terminal assembly
DE10202407A1 (de) Anordnung zur Verhinderung eines Versagens einer Steckverbindung
DE2354795C3 (de) Vielpolige Steckvorrichtung
US3937548A (en) Device for splicing wire
YU61485A (en) Devices connector
US3953925A (en) Installation tool and method for installing a plurality of wires on an electrical connector frame
US3894783A (en) Spring grip contact assembly
US4201439A (en) Meter jaw and spring clip assembly
US3065445A (en) Socket connector for flexible tape conductor cable
JPH0122713B2 (zh)
US3846894A (en) Method and tool for preparing three conductor-cable for electrical fixture
US2922134A (en) Electrical connector plug
US3148928A (en) Electrical connector hood assembly
US2801394A (en) Electrical terminal box
US3030604A (en) Apparatus for connecting a plurality of conductors
GB1597523A (en) Conductor terminating apparatus
US3098133A (en) Electrical apparatus comprising a voltage commutator