GB589357A - Improvements in lamp holders of edison screw type - Google Patents

Improvements in lamp holders of edison screw type

Info

Publication number
GB589357A
GB589357A GB2378044A GB2378044A GB589357A GB 589357 A GB589357 A GB 589357A GB 2378044 A GB2378044 A GB 2378044A GB 2378044 A GB2378044 A GB 2378044A GB 589357 A GB589357 A GB 589357A
Authority
GB
United Kingdom
Prior art keywords
screw type
lamp holders
edison screw
screw
lamp
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
GB2378044A
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co 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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Priority to GB2378044A priority Critical patent/GB589357A/en
Publication of GB589357A publication Critical patent/GB589357A/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
    • H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
    • H01R33/05—Two-pole devices
    • H01R33/22—Two-pole devices for screw type base, e.g. for lamp

Landscapes

  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

589,357. Lamp caps and holders. BRITISH THOMSON-HOUSTON CO., Ltd., and WOOD, C. W. Feb. 18, 1946, No. 23780/44. [Class 38 (i)] The screw of an Edison screw - lamp holder is formed of a spring 8 having one end anchored in the housing 1 by a set-screw 9 and secured to a terminal 5 and the free end 11 posi tioned in a recess 10 tc prevent the spring from riding out of the housing or tightening on the lamp cap. A skirt 15 may be provided.
GB2378044A 1946-02-18 1946-02-18 Improvements in lamp holders of edison screw type Expired GB589357A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2378044A GB589357A (en) 1946-02-18 1946-02-18 Improvements in lamp holders of edison screw type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2378044A GB589357A (en) 1946-02-18 1946-02-18 Improvements in lamp holders of edison screw type

Publications (1)

Publication Number Publication Date
GB589357A true GB589357A (en) 1947-06-18

Family

ID=10201194

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2378044A Expired GB589357A (en) 1946-02-18 1946-02-18 Improvements in lamp holders of edison screw type

Country Status (1)

Country Link
GB (1) GB589357A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3069651A (en) * 1959-07-02 1962-12-18 Bryant Electric Co Wiring device
US3119646A (en) * 1962-01-15 1964-01-28 Adie Kenneth Scott Electric lampholders
DE1277445B (en) * 1961-08-26 1968-09-12 Siemens Ag Insulated, gas-tight control electrode connection for semiconductor components located coaxially with a connection bolt
DE1464136B1 (en) * 1961-01-17 1972-05-25 Rowlands Electrical Accessorie SCREW SOCKET FOR ELECTRIC LAMPS

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3069651A (en) * 1959-07-02 1962-12-18 Bryant Electric Co Wiring device
DE1464136B1 (en) * 1961-01-17 1972-05-25 Rowlands Electrical Accessorie SCREW SOCKET FOR ELECTRIC LAMPS
DE1277445B (en) * 1961-08-26 1968-09-12 Siemens Ag Insulated, gas-tight control electrode connection for semiconductor components located coaxially with a connection bolt
US3119646A (en) * 1962-01-15 1964-01-28 Adie Kenneth Scott Electric lampholders

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