GB637287A - Improvements relating to electric lamps - Google Patents

Improvements relating to electric lamps

Info

Publication number
GB637287A
GB637287A GB14635/48A GB1463548A GB637287A GB 637287 A GB637287 A GB 637287A GB 14635/48 A GB14635/48 A GB 14635/48A GB 1463548 A GB1463548 A GB 1463548A GB 637287 A GB637287 A GB 637287A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
electric lamps
collar
socket
reflector
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
GB14635/48A
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.)
JAMES REGINALD FLAY
ZF International UK Ltd
Original Assignee
JAMES REGINALD FLAY
Joseph Lucas 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 JAMES REGINALD FLAY, Joseph Lucas Ltd filed Critical JAMES REGINALD FLAY
Priority to GB14635/48A priority Critical patent/GB637287A/en
Publication of GB637287A publication Critical patent/GB637287A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/006—Fastening of light sources or lamp holders of point-like light sources, e.g. incandescent or halogen lamps, with screw-threaded or bayonet base
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/19—Attachment of light sources or lamp holders
    • F21S41/194—Bayonet attachments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/19—Attachment of light sources or lamp holders

Abstract

637,287. Vehicle lamp. LUCAS, Ltd., J., and FLAY, J. R. May 31, 1948 No. 14635. [Class 75 (iv)] An electric bulb c is positioned in proper relation to the reflector b of a vehicle lamp by a collar e on the bulb cap abutting a shoulder d on a socket a formed around the reflector aperture through which the lamp is inserted, and a resilient washer i of cork or rubber is pressed against the collar e by a retaining ring f having a bayonet-like or other connection with the periphery of the socket a.
GB14635/48A 1948-05-31 1948-05-31 Improvements relating to electric lamps Expired GB637287A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB14635/48A GB637287A (en) 1948-05-31 1948-05-31 Improvements relating to electric lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB14635/48A GB637287A (en) 1948-05-31 1948-05-31 Improvements relating to electric lamps

Publications (1)

Publication Number Publication Date
GB637287A true GB637287A (en) 1950-05-17

Family

ID=10044801

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14635/48A Expired GB637287A (en) 1948-05-31 1948-05-31 Improvements relating to electric lamps

Country Status (1)

Country Link
GB (1) GB637287A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818215A (en) * 1972-02-25 1974-06-18 Bosch Gmbh Robert Sealed-beam headlight
FR2421337A1 (en) * 1978-03-31 1979-10-26 Bosch Gmbh Robert Vehicle headlamp with removable optics - has reflector, glass cover and incandescent lamp all forming single unit releasably mounted by elastic ring

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818215A (en) * 1972-02-25 1974-06-18 Bosch Gmbh Robert Sealed-beam headlight
FR2421337A1 (en) * 1978-03-31 1979-10-26 Bosch Gmbh Robert Vehicle headlamp with removable optics - has reflector, glass cover and incandescent lamp all forming single unit releasably mounted by elastic ring

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