GB607471A - Improvements in and relating to bases for electric lamps - Google Patents

Improvements in and relating to bases for electric lamps

Info

Publication number
GB607471A
GB607471A GB3635/46A GB363546A GB607471A GB 607471 A GB607471 A GB 607471A GB 3635/46 A GB3635/46 A GB 3635/46A GB 363546 A GB363546 A GB 363546A GB 607471 A GB607471 A GB 607471A
Authority
GB
United Kingdom
Prior art keywords
bases
relating
feb
holes
electric lamps
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
GB3635/46A
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
Publication of GB607471A publication Critical patent/GB607471A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it

Landscapes

  • Connecting Device With Holders (AREA)

Abstract

607,471. Lamp-caps. BRITISH THOMSON-HOUSTON CO., Ltd. Feb. 5, 1946, No. 3635. Convention date, Feb. 12, 1945. [Class 38 (i)] A base for an electric lamp having a plurality of tube ends 2 disposed side by side, comprises a sheet metal cup 11 having holes in its bottom 12 in which the tube ends are secured by a body 19 of thermo-setting cement, and an insulating diaphragm 14 carrying contact pins 16 closing the open end of the shell. The edges of the holes 10 have inturned lips.
GB3635/46A 1945-02-12 1946-02-05 Improvements in and relating to bases for electric lamps Expired GB607471A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US607471XA 1945-02-12 1945-02-12

Publications (1)

Publication Number Publication Date
GB607471A true GB607471A (en) 1948-08-31

Family

ID=22031494

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3635/46A Expired GB607471A (en) 1945-02-12 1946-02-05 Improvements in and relating to bases for electric lamps

Country Status (1)

Country Link
GB (1) GB607471A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0156291A2 (en) * 1984-03-23 1985-10-02 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Compact fluorescent lamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0156291A2 (en) * 1984-03-23 1985-10-02 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Compact fluorescent lamp
EP0156291A3 (en) * 1984-03-23 1986-12-03 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh Compact fluorescent lamp

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