GB452079A - Improvements in incandescent electric lamps - Google Patents

Improvements in incandescent electric lamps

Info

Publication number
GB452079A
GB452079A GB3512635A GB3512635A GB452079A GB 452079 A GB452079 A GB 452079A GB 3512635 A GB3512635 A GB 3512635A GB 3512635 A GB3512635 A GB 3512635A GB 452079 A GB452079 A GB 452079A
Authority
GB
United Kingdom
Prior art keywords
electric lamps
incandescent electric
insulating disc
superposed
contacts
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
GB3512635A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB3512635A priority Critical patent/GB452079A/en
Publication of GB452079A publication Critical patent/GB452079A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K9/00—Lamps having two or more incandescent bodies separately heated
    • H01K9/02—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies
    • H01K9/04—Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies with built-in manually operated switch

Landscapes

  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

452,079. Two-part couplings. DEZSOE, Z., 13, Valentines Road, Ilford, Essex. Dec. 18, 1935, No. 35126. Addition to 446,297. [Class 38 (i)] The removable insulating disc or strip 1 which is inserted between the superposed contacts of the multiple filament electric lamp described in the parent Specification is modified by providing it with one or more side extensions 2 to form a finger-hold to facilitate the withdrawl of the insulating member. The superposed contacts with the interposed insulating disc may be provided on lamp caps of either the bayonet-joint or screwthreaded type.
GB3512635A 1935-12-18 1935-12-18 Improvements in incandescent electric lamps Expired GB452079A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3512635A GB452079A (en) 1935-12-18 1935-12-18 Improvements in incandescent electric lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3512635A GB452079A (en) 1935-12-18 1935-12-18 Improvements in incandescent electric lamps

Publications (1)

Publication Number Publication Date
GB452079A true GB452079A (en) 1936-08-17

Family

ID=10374136

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3512635A Expired GB452079A (en) 1935-12-18 1935-12-18 Improvements in incandescent electric lamps

Country Status (1)

Country Link
GB (1) GB452079A (en)

Similar Documents

Publication Publication Date Title
GB452079A (en) Improvements in incandescent electric lamps
CA348634A (en) Electric incandescent lamp
CA350076A (en) Electric incandescent lamp
CA353245A (en) Incandescent electric lamp
CA350965A (en) Electrical incandescent lamp
AU2377935A (en) Improvements in electric incandescent lamps
CA342792A (en) Incandescent electric lamp
CA342426A (en) Electric incandescent lamp
CA345107A (en) Incandescent electric lamp
CA346457A (en) Incandescent electric lamp
AU100504B2 (en) Improvements relating to electric illuminating devices, comprising an incandescent lamp
CA335580A (en) Incandescent electric lamp
CA332767A (en) Incandescent electric lamp
CA333578A (en) Electric incandescent lamp
CA347131A (en) Electric lamp socket
CA320105A (en) Electric incandescent lamp
CA326703A (en) Electric incandescent lamp
CA347336A (en) Incandescent lamp
CA347337A (en) Incandescent lamp
CA354642A (en) Incandescent lamp
AU91136A (en) Improvements relating to electric illuminating devices, comprising an incandescent lamp
GB452121A (en) Improvements in incandescent electric lamps
CA340762A (en) Electric lamp filament
CA360997A (en) Incandescent lamp manufacture
AU2477535A (en) Base foran incandescent electric lamp