GB522747A - Improvements relating to electrical coupling devices - Google Patents

Improvements relating to electrical coupling devices

Info

Publication number
GB522747A
GB522747A GB3650538A GB3650538A GB522747A GB 522747 A GB522747 A GB 522747A GB 3650538 A GB3650538 A GB 3650538A GB 3650538 A GB3650538 A GB 3650538A GB 522747 A GB522747 A GB 522747A
Authority
GB
United Kingdom
Prior art keywords
electrical coupling
coupling devices
improvements relating
nut
bar
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
Application number
GB3650538A
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.)
ALFRED JESSE PEARCE
Edwin Showell & Sons Ltd
Original Assignee
ALFRED JESSE PEARCE
Edwin Showell & Sons Ltd
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 ALFRED JESSE PEARCE, Edwin Showell & Sons Ltd filed Critical ALFRED JESSE PEARCE
Priority to GB3650538A priority Critical patent/GB522747A/en
Publication of GB522747A publication Critical patent/GB522747A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-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
    • H01R4/28—Clamped connections, spring connections
    • H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
    • H01R4/32—Conductive members located in slot or hole in screw

Landscapes

  • Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)

Abstract

522,747. Locking-nuts. SHOWELL & SONS, Ltd., E., and PEARCE, A. J. Dec. 15, 1938, No. 36505. [Class 89 (i)] [Also in Group XXXVI] A bar 6 of arched form that slides in a slot in a bolt 5 to clamp electric wires a, b has its ends 6a bent outwardly and located in an annular groove 7a, within a nut 7. When the nut is tightened it is locked by the ends of the bar being forced into contact with the bottom of the groove.
GB3650538A 1938-12-15 1938-12-15 Improvements relating to electrical coupling devices Expired GB522747A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3650538A GB522747A (en) 1938-12-15 1938-12-15 Improvements relating to electrical coupling devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3650538A GB522747A (en) 1938-12-15 1938-12-15 Improvements relating to electrical coupling devices

Publications (1)

Publication Number Publication Date
GB522747A true GB522747A (en) 1940-06-26

Family

ID=10388783

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3650538A Expired GB522747A (en) 1938-12-15 1938-12-15 Improvements relating to electrical coupling devices

Country Status (1)

Country Link
GB (1) GB522747A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471957A (en) * 1945-10-25 1949-05-31 Chance Co Ab Electrical connector
US2547225A (en) * 1946-05-03 1951-04-03 Kearney James R Corp Electrical connector
US4805602A (en) * 1986-11-03 1989-02-21 Danninger Medical Technology Transpedicular screw and rod system
US7854751B2 (en) 2003-12-16 2010-12-21 Dupuy Spine, Inc. Percutaneous access devices and bone anchor assemblies
US11419642B2 (en) 2003-12-16 2022-08-23 Medos International Sarl Percutaneous access devices and bone anchor assemblies

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471957A (en) * 1945-10-25 1949-05-31 Chance Co Ab Electrical connector
US2547225A (en) * 1946-05-03 1951-04-03 Kearney James R Corp Electrical connector
US4805602A (en) * 1986-11-03 1989-02-21 Danninger Medical Technology Transpedicular screw and rod system
US7854751B2 (en) 2003-12-16 2010-12-21 Dupuy Spine, Inc. Percutaneous access devices and bone anchor assemblies
US8518082B2 (en) 2003-12-16 2013-08-27 Depuy Spine, Sarl Percutaneous access devices and bone anchor assemblies
US8617210B2 (en) 2003-12-16 2013-12-31 Depuy Spine, Sarl Percutaneous access devices and bone anchor assemblies
US10299839B2 (en) 2003-12-16 2019-05-28 Medos International Sárl Percutaneous access devices and bone anchor assemblies
US11419642B2 (en) 2003-12-16 2022-08-23 Medos International Sarl Percutaneous access devices and bone anchor assemblies

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