BE859069A - Interrupteur a radiation pour element photo-eclair - Google Patents

Interrupteur a radiation pour element photo-eclair

Info

Publication number
BE859069A
BE859069A BE2056276A BE2056276A BE859069A BE 859069 A BE859069 A BE 859069A BE 2056276 A BE2056276 A BE 2056276A BE 2056276 A BE2056276 A BE 2056276A BE 859069 A BE859069 A BE 859069A
Authority
BE
Belgium
Prior art keywords
photo
light element
radiation switch
radiation
switch
Prior art date
Application number
BE2056276A
Other languages
English (en)
Inventor
J W Schaffer
Original Assignee
Gte Sylvania 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 Gte Sylvania Inc filed Critical Gte Sylvania Inc
Publication of BE859069A publication Critical patent/BE859069A/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • 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
    • G03B15/0452—Electrical ignition means connected to the shutter
    • G03B15/0457—Ignition mechanisms for sequential ignition of flash lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H2037/326—Thermally-sensitive members with radiative heat transfer to the switch, e.g. special absorption surfaces

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stroboscope Apparatuses (AREA)
  • Contacts (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
BE2056276A 1976-10-18 1977-09-27 Interrupteur a radiation pour element photo-eclair BE859069A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/733,599 US4087233A (en) 1976-10-18 1976-10-18 Radiation switch for photoflash unit

Publications (1)

Publication Number Publication Date
BE859069A true BE859069A (fr) 1978-01-16

Family

ID=24948323

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2056276A BE859069A (fr) 1976-10-18 1977-09-27 Interrupteur a radiation pour element photo-eclair

Country Status (7)

Country Link
US (1) US4087233A (fr)
BE (1) BE859069A (fr)
CA (1) CA1123042A (fr)
DE (1) DE2746397C3 (fr)
FR (1) FR2368201A1 (fr)
GB (1) GB1586899A (fr)
NL (1) NL7710471A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4182607A (en) * 1977-12-01 1980-01-08 General Electric Company Photoflash lamp unit utilizing radiation and voltage responsive switch devices
US4290747A (en) * 1979-11-09 1981-09-22 General Electric Company Photoflash lamp array circuit board having radiation sensitive fuse elements
US4290748A (en) * 1979-11-09 1981-09-22 General Electric Company Photoflash lamp array circuit board having radiation sensitive fuse elements
US4330821A (en) * 1980-05-09 1982-05-18 Gte Products Corporation Radiation switch for photoflash unit
US4336570A (en) * 1980-05-09 1982-06-22 Gte Products Corporation Radiation switch for photoflash unit
US4375953A (en) * 1980-09-04 1983-03-08 Gte Products Corporation Miniature photoflash unit with encapsulated flash lamps
US4478571A (en) * 1982-09-27 1984-10-23 Gte Products Corporation Photoflash array humidity protected switches
US12369236B2 (en) 2021-01-22 2025-07-22 Yingyou Equipment Co., Ltd. Color correction detection apparatus and color correction system having external flash
CN112731733A (zh) * 2021-01-22 2021-04-30 深圳市影友摄影器材有限公司 校色处理装置及外置闪光灯的校色系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL145033B (nl) * 1966-04-02 1975-02-17 Philips Nv Verbrandingsflitslamp.
NL154332B (nl) * 1966-06-04 1977-08-15 Philips Nv Serieflitsarmatuur met achtereenvolgens te ontsteken flitslampen.
US3990833A (en) * 1974-04-15 1976-11-09 General Electric Company Switching devices for photoflash unit
JPS5331777B2 (fr) * 1974-04-15 1978-09-05
US3951582A (en) * 1974-05-24 1976-04-20 General Electric Company Switching devices for photoflash unit
US3990832A (en) * 1974-09-23 1976-11-09 General Electric Company Switching devices for photoflash unit
JPS5143133A (en) * 1974-09-23 1976-04-13 Gen Electric Senkodenkyuno anteikahoshasuitsuchi

Also Published As

Publication number Publication date
US4087233A (en) 1978-05-02
DE2746397C3 (de) 1981-12-17
GB1586899A (en) 1981-03-25
CA1123042A (fr) 1982-05-04
FR2368201A1 (fr) 1978-05-12
DE2746397B2 (de) 1981-03-19
NL7710471A (nl) 1978-04-20
FR2368201B1 (fr) 1981-12-11
DE2746397A1 (de) 1978-04-20

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: GTE SYLVANIA INC.

Effective date: 19850930