BE859069A - Interrupteur a radiation pour element photo-eclair - Google Patents
Interrupteur a radiation pour element photo-eclairInfo
- 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
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)
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 (7)
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 |
US4290748A (en) * | 1979-11-09 | 1981-09-22 | General Electric Company | Photoflash lamp array circuit board having radiation sensitive fuse elements |
US4290747A (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 |
Family Cites Families (7)
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 |
JPS5143133A (en) * | 1974-09-23 | 1976-04-13 | Gen Electric | Senkodenkyuno anteikahoshasuitsuchi |
US3990832A (en) * | 1974-09-23 | 1976-11-09 | General Electric Company | Switching devices for photoflash unit |
-
1976
- 1976-10-18 US US05/733,599 patent/US4087233A/en not_active Expired - Lifetime
-
1977
- 1977-09-15 GB GB38621/77A patent/GB1586899A/en not_active Expired
- 1977-09-19 CA CA287,026A patent/CA1123042A/fr not_active Expired
- 1977-09-26 NL NL7710471A patent/NL7710471A/xx not_active Application Discontinuation
- 1977-09-27 BE BE2056276A patent/BE859069A/fr not_active IP Right Cessation
- 1977-10-15 DE DE2746397A patent/DE2746397C3/de not_active Expired
- 1977-10-17 FR FR7731225A patent/FR2368201A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
US4087233A (en) | 1978-05-02 |
CA1123042A (fr) | 1982-05-04 |
FR2368201B1 (fr) | 1981-12-11 |
DE2746397C3 (de) | 1981-12-17 |
DE2746397B2 (de) | 1981-03-19 |
GB1586899A (en) | 1981-03-25 |
NL7710471A (nl) | 1978-04-20 |
FR2368201A1 (fr) | 1978-05-12 |
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 |