FR966417A - Improvements to lamp bases and holders - Google Patents

Improvements to lamp bases and holders

Info

Publication number
FR966417A
FR966417A FR966417DA FR966417A FR 966417 A FR966417 A FR 966417A FR 966417D A FR966417D A FR 966417DA FR 966417 A FR966417 A FR 966417A
Authority
FR
France
Prior art keywords
holders
lamp bases
bases
lamp
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
Other languages
French (fr)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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
Priority claimed from US530667A external-priority patent/US2415902A/en
Application filed by Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR966417A publication Critical patent/FR966417A/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
    • H01K1/46—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp supported by a separate part, e.g. base, cap
    • 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
    • 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
    • F21V19/0065—Fastening of light sources or lamp holders of point-like light sources, e.g. incandescent or halogen lamps, with screw-threaded or bayonet base at least one conductive element acting as a support means, e.g. spring-mounted contact plate in a bayonet base
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/03—Combinations of cameras with lighting apparatus; Flash units
    • G03B15/04—Combinations of cameras with non-electronic flash apparatus; Non-electronic flash units
    • G03B15/0442—Constructional details of the flash apparatus; Arrangement of lamps, reflectors, or the like
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/30—Manufacture of bases

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
FR966417D 1942-10-10 1947-06-25 Improvements to lamp bases and holders Expired FR966417A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US461578A US2424446A (en) 1942-10-10 1942-10-10 Electric lamp or the like
US530667A US2415902A (en) 1944-04-12 1944-04-12 Lamp base and holder

Publications (1)

Publication Number Publication Date
FR966417A true FR966417A (en) 1950-10-10

Family

ID=27040054

Family Applications (2)

Application Number Title Priority Date Filing Date
FR938701D Expired FR938701A (en) 1942-10-10 1946-10-24 Improvements in the manufacture of electric lamps and similar devices
FR966417D Expired FR966417A (en) 1942-10-10 1947-06-25 Improvements to lamp bases and holders

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR938701D Expired FR938701A (en) 1942-10-10 1946-10-24 Improvements in the manufacture of electric lamps and similar devices

Country Status (3)

Country Link
US (1) US2424446A (en)
FR (2) FR938701A (en)
GB (2) GB586129A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2565492A (en) * 1946-11-15 1951-08-28 Argus Cameras Inc Flash lamp ejector socket
DE1090959B (en) * 1953-04-30 1960-10-13 Gen Electric Flash lamp with protective cover and process for its manufacture
US2811846A (en) * 1953-05-29 1957-11-05 Westinghouse Electric Corp Photoflash lamp
DE1018309B (en) * 1954-04-07 1957-10-24 Gen Electric Flash lamp
DE1037854B (en) * 1954-04-07 1958-08-28 Gen Electric Flash lamp

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US298143A (en) * 1884-05-06 Bdwaed weston
US505422A (en) * 1893-09-19 Half to peter weber
US298142A (en) * 1884-05-06 Edwaed weston
US420705A (en) * 1890-02-04 James stewart
US1531604A (en) * 1921-06-03 1925-03-31 Arthur C Gaynor Attachment plug
NL40440C (en) * 1933-04-21
US2046388A (en) * 1933-05-16 1936-07-07 Westinghouse Lamp Co Photoflash lamp
US2071369A (en) * 1934-01-24 1937-02-23 Harry A Williams Flash lamp
US2049735A (en) * 1934-11-03 1936-08-04 Edward J Gould Combined camera and flash lamp
US2264043A (en) * 1937-05-25 1941-11-25 Gen Electric Electric photoflash lamp
US2192943A (en) * 1938-05-19 1940-03-12 Sumner Thomas Electrical light socket connection
US2224674A (en) * 1938-08-09 1940-12-10 Frank Dumur Camera flashlight synchronizer
US2272059A (en) * 1939-08-19 1942-02-03 Westinghouse Electric & Mfg Co Photoflash lamp
US2274400A (en) * 1939-09-05 1942-02-24 Westinghouse Electric & Mfg Co Manufacture of photoflash lamps
US2233146A (en) * 1940-01-08 1941-02-25 Schwartz Morris Ejector lamp socket
US2298403A (en) * 1940-03-21 1942-10-13 Eastman Kodak Co Apparatus for taking flashlight pictures
US2302031A (en) * 1940-04-08 1942-11-17 Folmer Graflex Corp Photographic apparatus
US2329011A (en) * 1940-07-19 1943-09-07 Folmer Graflex Corp Photographic flash synchronization equipment
US2292242A (en) * 1941-08-11 1942-08-04 Sagona Joseph Electric bulb and socket
US2343552A (en) * 1941-09-22 1944-03-07 John C Hollister Photoflash device

Also Published As

Publication number Publication date
US2424446A (en) 1947-07-22
GB586129A (en) 1947-03-07
GB609211A (en) 1948-09-28
FR938701A (en) 1948-10-22

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