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GB175158A - Locking ring for incandescent electric lamps - Google Patents

Locking ring for incandescent electric lamps

Info

Publication number
GB175158A
GB175158A GB3591520A GB3591520A GB175158A GB 175158 A GB175158 A GB 175158A GB 3591520 A GB3591520 A GB 3591520A GB 3591520 A GB3591520 A GB 3591520A GB 175158 A GB175158 A GB 175158A
Authority
GB
United Kingdom
Prior art keywords
locking ring
electric lamps
incandescent electric
locking
ring
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
GB3591520A
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.)
WILLIAM METHVEN
Original Assignee
WILLIAM METHVEN
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 WILLIAM METHVEN filed Critical WILLIAM METHVEN
Priority to GB3591520A priority Critical patent/GB175158A/en
Publication of GB175158A publication Critical patent/GB175158A/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
    • H01R33/97—Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held
    • H01R33/973—Holders with separate means to prevent loosening of the coupling or unauthorised removal of apparatus held for bayonet type coupling devices

Landscapes

  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

175,158. Methven, W. Dec. 22, 1920. Holders.-A locking-ring is made semicircular in section and with slots to take over the lamp pins when the bulb is in place. It is then fixed by means of an inclined setscrew b which bears against the upper edge of the bayonetslot in the holder.
GB3591520A 1920-12-22 1920-12-22 Locking ring for incandescent electric lamps Expired GB175158A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3591520A GB175158A (en) 1920-12-22 1920-12-22 Locking ring for incandescent electric lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3591520A GB175158A (en) 1920-12-22 1920-12-22 Locking ring for incandescent electric lamps

Publications (1)

Publication Number Publication Date
GB175158A true GB175158A (en) 1922-02-16

Family

ID=10382958

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3591520A Expired GB175158A (en) 1920-12-22 1920-12-22 Locking ring for incandescent electric lamps

Country Status (1)

Country Link
GB (1) GB175158A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2393589A (en) * 2003-02-19 2004-03-31 Mohammad Tasneem A locking ring for locking a lamp with a bayonet fitting to a lampholder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2393589A (en) * 2003-02-19 2004-03-31 Mohammad Tasneem A locking ring for locking a lamp with a bayonet fitting to a lampholder
GB2393589B (en) * 2003-02-19 2005-12-14 Mohammad Tasneem A locking ring for locking a lamp with a bayonet fitting to a lamp holder with a complementary bayonet fitting

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