GB1139330A - Photoflash lamp - Google Patents

Photoflash lamp

Info

Publication number
GB1139330A
GB1139330A GB2083466A GB2083466A GB1139330A GB 1139330 A GB1139330 A GB 1139330A GB 2083466 A GB2083466 A GB 2083466A GB 2083466 A GB2083466 A GB 2083466A GB 1139330 A GB1139330 A GB 1139330A
Authority
GB
United Kingdom
Prior art keywords
platform
engages
bulb
stem
flash
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
GB2083466A
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.)
GTE Sylvania Inc
Original Assignee
Sylvania Electric Products Inc
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 Sylvania Electric Products Inc filed Critical Sylvania Electric Products Inc
Publication of GB1139330A publication Critical patent/GB1139330A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
    • H01K1/44—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp directly applied to, or forming part of, the vessel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K5/00—Light sources using charges of combustible material, e.g. illuminating flash devices
    • F21K5/02—Light sources using charges of combustible material, e.g. illuminating flash devices ignited in a non-disrupting container, e.g. photo-flash bulb

Abstract

1,139,330. Flash bulbs. SYLVANIA ELECTRIC PRODUCTS Inc. May 11, 1966 [May 28, 1965], No. 20834/66. Heading G2L. Flash bulb 1 has a tubular glass envelope 2 with a reduced stem 6 filled with shredded zirionium foil 8 and combustion supporting gas, e. g. oxygen. Wires 10 and 12 sealed in the stem 6 have a connecting filament 14. The bulb is mounted on a platform 16 in the manner shown by Fig. 2 (not shown) such that the plane 6a, Fig. 1, engages the platform 16. In a modification, a ridge (7) Fig. 3 (not shown) engages a slot (e), such that two plane surfaces (6c, 6b) Fig. 4 (not shown) engage platform 20, Fig. 3 (not shown).
GB2083466A 1965-05-28 1966-05-11 Photoflash lamp Expired GB1139330A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45973865A 1965-05-28 1965-05-28

Publications (1)

Publication Number Publication Date
GB1139330A true GB1139330A (en) 1969-01-08

Family

ID=23825953

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2083466A Expired GB1139330A (en) 1965-05-28 1966-05-11 Photoflash lamp

Country Status (1)

Country Link
GB (1) GB1139330A (en)

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