GB478748A - Improvements in anti-vibration fittings for electric lamps - Google Patents

Improvements in anti-vibration fittings for electric lamps

Info

Publication number
GB478748A
GB478748A GB2182136A GB2182136A GB478748A GB 478748 A GB478748 A GB 478748A GB 2182136 A GB2182136 A GB 2182136A GB 2182136 A GB2182136 A GB 2182136A GB 478748 A GB478748 A GB 478748A
Authority
GB
United Kingdom
Prior art keywords
disc
lamp
posts
holder
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
GB2182136A
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.)
FRANK GORDON QUANCE
General Electric Co PLC
Original Assignee
FRANK GORDON QUANCE
General Electric Co PLC
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 FRANK GORDON QUANCE, General Electric Co PLC filed Critical FRANK GORDON QUANCE
Priority to GB2182136A priority Critical patent/GB478748A/en
Publication of GB478748A publication Critical patent/GB478748A/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
    • H01R33/975—Holders with resilient means for protecting apparatus against vibrations or shocks
    • H01R33/9753—Holders with resilient means for protecting apparatus against vibrations or shocks for screw type coupling devices

Landscapes

  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Abstract

478,748. Anti-vibration lamp mountings. GENERAL ELECTRIC CO., Ltd., and QUANCE, F. G. Aug. 7, 1936, No. 21821. [Class 75 (iii)] An electric - lamp holder 3 is bolted to a disc 9 attached by helical springs 13, 14 to a disc or spider 5 and a ring 7 connected together by posts 8. Rotational and longitudinal movement of the lamp - holder is limited by radial extensions 12 of the disc 9 co-operating with the slotted posts 8, and the lamp-holder is centred by one or more transverse helical springs 15 connected to posts 16 on the ring 7. The disc or spider 5 may be connected by a bridgepiece 1 to a conduit 2 carrying the leads.
GB2182136A 1936-08-07 1936-08-07 Improvements in anti-vibration fittings for electric lamps Expired GB478748A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2182136A GB478748A (en) 1936-08-07 1936-08-07 Improvements in anti-vibration fittings for electric lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2182136A GB478748A (en) 1936-08-07 1936-08-07 Improvements in anti-vibration fittings for electric lamps

Publications (1)

Publication Number Publication Date
GB478748A true GB478748A (en) 1938-01-25

Family

ID=10169376

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2182136A Expired GB478748A (en) 1936-08-07 1936-08-07 Improvements in anti-vibration fittings for electric lamps

Country Status (1)

Country Link
GB (1) GB478748A (en)

Similar Documents

Publication Publication Date Title
GB478748A (en) Improvements in anti-vibration fittings for electric lamps
GB561355A (en) Improvements connected with electric lighting fittings
GB328484A (en) Improvements in or relating to electric and other lighting fittings
GB486689A (en) Improvements in electric light fittings
GB484008A (en) Improvements in devices for supporting and retaining in position globes, reflectors and the like for electric lighting, heating and other appliances
GB440836A (en) Improvements in or relating to electric lampholders
GB615827A (en) Improvements in lamp-holders combined with suspension tubes
GB490504A (en) Improvements in electric lamp holders
GB436983A (en) Improvements in electric lighting fittings
GB554755A (en) Improvements in electric cycle lamps, hand lamps, torches and the like
GB484545A (en) Improvements in and relating to reflectors for electric lamps
GB479669A (en) Improvements in electric lamp holders
GB488202A (en) Improvements in electric incandescent lamps
GB405411A (en) Improvements in and relating to electric light fittings
GB622796A (en) Improvements in or relating to electric torches
GB409906A (en) Improvements in removable false end caps or adapters for electric lamps
GB486014A (en) Improvements relating to pipe connections
GB517169A (en) Improvements in or relating to electric lamps
GB277474A (en) Improvements in or relating to illumination fittings
GB461009A (en) Improvements in or relating to electric lamp holders
GB521454A (en) Improvements in lighting fittings
GB517377A (en) Improvements relating to electric light fittings
GB389664A (en) Improvement in electric lamp holders
GB196449A (en) Improvements relating to means for supporting lamp shades, screens and the like
GB514745A (en) Improvements in electric light fittings