CH477649A - Underwater spotlights - Google Patents
Underwater spotlightsInfo
- Publication number
- CH477649A CH477649A CH1754368A CH1754368A CH477649A CH 477649 A CH477649 A CH 477649A CH 1754368 A CH1754368 A CH 1754368A CH 1754368 A CH1754368 A CH 1754368A CH 477649 A CH477649 A CH 477649A
- Authority
- CH
- Switzerland
- Prior art keywords
- spotlights
- underwater
- underwater spotlights
- Prior art date
Links
Classifications
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0414—Arrangement of electric circuit elements in or on lighting devices the elements being switches specially adapted to be used with portable lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L2/00—Systems of electric lighting devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1754368A CH477649A (en) | 1968-11-22 | 1968-11-22 | Underwater spotlights |
GB56301/69A GB1235260A (en) | 1968-11-22 | 1969-11-18 | Underwater searchlight |
US878143A US3689759A (en) | 1968-11-22 | 1969-11-19 | Underwater searchlight |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1754368A CH477649A (en) | 1968-11-22 | 1968-11-22 | Underwater spotlights |
Publications (1)
Publication Number | Publication Date |
---|---|
CH477649A true CH477649A (en) | 1969-08-31 |
Family
ID=4426242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1754368A CH477649A (en) | 1968-11-22 | 1968-11-22 | Underwater spotlights |
Country Status (3)
Country | Link |
---|---|
US (1) | US3689759A (en) |
CH (1) | CH477649A (en) |
GB (1) | GB1235260A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3212541A1 (en) * | 1982-04-03 | 1983-10-13 | Mitralux International AG, 4008 Basel | Hand lamp for use at potentially explosive locations |
DE102016117147A1 (en) | 2016-09-13 | 2018-03-15 | a1 Mobile Light Technology GmbH | Electric flashlight focusing |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4088880A (en) * | 1976-03-17 | 1978-05-09 | Glenn Walsh | Decorative fountain |
FR2474645A1 (en) * | 1980-01-24 | 1981-07-31 | Steiner Luc | Underwater flashlight with battery operated halogen lamp - is selectively supplied with battery voltage for preheating or economy operation and voltage higher, than nominal operating tension of lamp |
DE3011094C2 (en) * | 1980-03-22 | 1984-10-04 | Robert Bosch Gmbh, 7000 Stuttgart | Lamp, in particular battery-powered hand lamp |
DE3019245A1 (en) * | 1980-05-20 | 1981-11-26 | Hermann Mellert GmbH & Co KG Fabrik für Feinmechanik und Elektrotechnik, 7518 Bretten | Rechargeable torch with charge circuit - has cylindrical housing and secondary coil of charge circuit in housing end away from cover cap |
US4414612A (en) * | 1983-01-24 | 1983-11-08 | Pittway Corporation | Hand-held light with means for controlling beam width |
GB8416615D0 (en) * | 1984-06-29 | 1984-08-01 | Sonca Ind Ltd | Electric lighting devices |
GB2223356A (en) * | 1988-10-03 | 1990-04-04 | Tung Fat Ind Ltd | Magnetic switch mechanism for a torch |
US5144207A (en) * | 1989-05-12 | 1992-09-01 | Brunson Robert L | Circuit and method for igniting and operating an arc lamp |
US5228770A (en) * | 1989-05-12 | 1993-07-20 | Brunson Robert L | Search light |
US5072347A (en) * | 1989-05-12 | 1991-12-10 | Brunson Robert L | Search light |
US4987523A (en) * | 1990-02-28 | 1991-01-22 | Bruce Wayne Lindabury | Adjustable beam focus flashlight |
US5036444A (en) * | 1990-09-13 | 1991-07-30 | Malyne Enterprises, Inc. | High intensity lamp |
DE4301869C2 (en) * | 1993-01-13 | 1996-11-14 | Karl Cramer | Luminaire for riders |
WO2002033310A2 (en) | 2000-08-11 | 2002-04-25 | Wilfried Steger | Focusing waterproof flashlight |
US6851827B2 (en) * | 2002-07-22 | 2005-02-08 | Nortrhop Grumman Corporation | Submersible lantern |
US7385645B2 (en) * | 2004-02-02 | 2008-06-10 | Paul Boon | Magnetic repulsion actuator for underwater camera |
ITMI20060658A1 (en) * | 2006-04-04 | 2007-10-05 | Fontanaarte S P A | LIGHTING DEVICE |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1308579A (en) * | 1919-07-01 | Diveb | ||
US1801864A (en) * | 1928-02-11 | 1931-04-21 | Hutchison William Ernest | Control for head lamps for motor cars |
FR908257A (en) * | 1944-12-13 | 1946-04-04 | Eclairage Tech | Device for underwater research |
US3162376A (en) * | 1962-11-05 | 1964-12-22 | Furuya Syoichi | Water-tight portable electric lamp for under-water use |
-
1968
- 1968-11-22 CH CH1754368A patent/CH477649A/en not_active IP Right Cessation
-
1969
- 1969-11-18 GB GB56301/69A patent/GB1235260A/en not_active Expired
- 1969-11-19 US US878143A patent/US3689759A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3212541A1 (en) * | 1982-04-03 | 1983-10-13 | Mitralux International AG, 4008 Basel | Hand lamp for use at potentially explosive locations |
DE102016117147A1 (en) | 2016-09-13 | 2018-03-15 | a1 Mobile Light Technology GmbH | Electric flashlight focusing |
Also Published As
Publication number | Publication date |
---|---|
GB1235260A (en) | 1971-06-09 |
US3689759A (en) | 1972-09-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |