IL53329A - Light porjector with closed circuit air circulation colling system - Google Patents
Light porjector with closed circuit air circulation colling systemInfo
- Publication number
- IL53329A IL53329A IL53329A IL5332977A IL53329A IL 53329 A IL53329 A IL 53329A IL 53329 A IL53329 A IL 53329A IL 5332977 A IL5332977 A IL 5332977A IL 53329 A IL53329 A IL 53329A
- Authority
- IL
- Israel
- Prior art keywords
- porjector
- light
- air circulation
- closed circuit
- circuit air
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
-
- 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
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
- F21V11/16—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed
- F21V11/18—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed movable, e.g. flaps, slides
-
- 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
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
-
- 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
- F21V31/00—Gas-tight or water-tight arrangements
-
- 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
-
- 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Projection Apparatus (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7633830A FR2370922A1 (fr) | 1976-11-10 | 1976-11-10 | Projecteur d'eclairage etanche et ventile |
Publications (2)
Publication Number | Publication Date |
---|---|
IL53329A0 IL53329A0 (en) | 1978-01-31 |
IL53329A true IL53329A (en) | 1980-01-31 |
Family
ID=9179733
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL53331A IL53331A (en) | 1976-11-10 | 1977-11-08 | Lamp for a projector and device for manipulating and mounting it |
IL53329A IL53329A (en) | 1976-11-10 | 1977-11-08 | Light porjector with closed circuit air circulation colling system |
IL53330A IL53330A (en) | 1976-11-10 | 1977-11-08 | Projector |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL53331A IL53331A (en) | 1976-11-10 | 1977-11-08 | Lamp for a projector and device for manipulating and mounting it |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL53330A IL53330A (en) | 1976-11-10 | 1977-11-08 | Projector |
Country Status (6)
Country | Link |
---|---|
BE (3) | BE860008A (fr) |
DE (3) | DE2749944A1 (fr) |
FR (1) | FR2370922A1 (fr) |
IL (3) | IL53331A (fr) |
IT (3) | IT1088024B (fr) |
NL (3) | NL185418C (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2917745A1 (de) * | 1979-05-02 | 1980-11-13 | Arnold & Richter Kg | Gasentladungslampe |
DE3207926A1 (de) * | 1982-03-05 | 1983-09-15 | Leybold-Heraeus GmbH, 5000 Köln | Experimentierleuchte |
US4510558A (en) * | 1983-02-21 | 1985-04-09 | U.S. Philips Corporation | Device for producing and projecting light |
US4623795A (en) * | 1984-05-24 | 1986-11-18 | Penn-Med Technology, Inc. | Irradiating device |
DE3628088A1 (de) * | 1986-08-19 | 1988-02-25 | Bat Cigarettenfab Gmbh | Einrichtung zur optischen ueberpruefung der oberflaeche von stabfoermigen rauchartikeln und/oder filterstaeben fuer die tabakindustrie |
DE8802979U1 (de) * | 1988-03-05 | 1988-07-07 | Deilmann-Haniel GmbH, 4600 Dortmund | Untertagescheinwerfer |
DE9002461U1 (de) * | 1990-03-02 | 1990-05-03 | Siemens AG, 1000 Berlin und 8000 München | Arbeitsplatzleuchte |
DE4008932A1 (de) * | 1990-03-20 | 1991-09-26 | Siemens Ag | Modular aufgebautes beleuchtungssystem, insbesondere fuer fahr- und rollbahnen von flughaefen |
GB2244816A (en) * | 1990-04-10 | 1991-12-11 | Microphax Limited | Illumination apparatus for a microfiche reader |
US5404283A (en) * | 1992-03-31 | 1995-04-04 | Phoenix Products Company, Inc. | Outdoor framing projector |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE260053C (fr) * | ||||
GB388064A (en) * | 1931-08-18 | 1933-02-20 | P S R Lamp Co Ltd | Improvements in and relating to anti-dazzle devices for headlamps |
BE443357A (fr) * | 1937-07-25 | 1900-01-01 | Westfaelische Metall Ind Akt G | |
DE683917C (de) * | 1937-10-15 | 1939-11-18 | Paul Schroeder | Verdunkelungseinrichtung an elektrischen Beleuchtungskoerpern |
NL62449C (nl) * | 1944-08-22 | 1949-02-15 | Philips Nv | Zoeklicht bevattende een gekoelde lamp met reflector |
DE1005463B (de) * | 1952-08-27 | 1957-04-04 | Alfred Paul Emil Letsch | Abblendvorrichtung fuer Kraftfahrzeugscheinwerfer |
GB1194331A (en) * | 1966-04-13 | 1970-06-10 | Harold Martin | Light-Projecting Systems. |
US3598983A (en) * | 1969-04-11 | 1971-08-10 | Emil A Mosser Jr | Arc lamp mounting structure |
US3703635A (en) * | 1970-09-08 | 1972-11-21 | E Systems Inc | Zoom light |
DE2110802C3 (de) * | 1971-03-06 | 1974-03-07 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | An gepanzerten Fahrzeugen angebrachter beschußsicherer Ziel- u. Suchscheinwerfer |
-
1976
- 1976-11-10 FR FR7633830A patent/FR2370922A1/fr active Granted
-
1977
- 1977-10-21 BE BE181978A patent/BE860008A/fr not_active IP Right Cessation
- 1977-10-21 BE BE181977A patent/BE860007A/fr not_active IP Right Cessation
- 1977-10-21 BE BE181979A patent/BE860009A/fr not_active IP Right Cessation
- 1977-10-28 NL NLAANVRAGE7711883,A patent/NL185418C/xx not_active IP Right Cessation
- 1977-10-28 NL NLAANVRAGE7711877,A patent/NL184806C/xx not_active IP Right Cessation
- 1977-10-28 NL NLAANVRAGE7711884,A patent/NL184805C/xx not_active IP Right Cessation
- 1977-10-31 IT IT29200/77A patent/IT1088024B/it active
- 1977-10-31 IT IT29207/77A patent/IT1088169B/it active
- 1977-10-31 IT IT29190/77A patent/IT1088221B/it active
- 1977-11-08 IL IL53331A patent/IL53331A/xx unknown
- 1977-11-08 DE DE19772749944 patent/DE2749944A1/de active Granted
- 1977-11-08 IL IL53329A patent/IL53329A/xx unknown
- 1977-11-08 DE DE19772749942 patent/DE2749942A1/de not_active Withdrawn
- 1977-11-08 IL IL53330A patent/IL53330A/xx unknown
- 1977-11-08 DE DE19772749943 patent/DE2749943A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE2749944A1 (de) | 1978-05-11 |
NL7711883A (nl) | 1978-05-12 |
FR2370922A1 (fr) | 1978-06-09 |
NL184806C (nl) | 1989-11-01 |
NL184806B (nl) | 1989-06-01 |
IT1088169B (it) | 1985-06-10 |
NL185418C (nl) | 1990-04-02 |
IL53330A0 (en) | 1978-01-31 |
IL53330A (en) | 1980-09-16 |
FR2370922B1 (fr) | 1982-02-19 |
IL53331A (en) | 1980-11-30 |
DE2749943A1 (de) | 1978-05-11 |
NL185418B (nl) | 1989-11-01 |
BE860007A (fr) | 1978-02-15 |
IL53329A0 (en) | 1978-01-31 |
BE860008A (fr) | 1978-02-15 |
IT1088024B (it) | 1985-06-04 |
NL184805B (nl) | 1989-06-01 |
NL7711884A (nl) | 1978-05-12 |
IL53331A0 (en) | 1978-01-31 |
DE2749944C2 (fr) | 1987-07-09 |
DE2749942A1 (de) | 1978-05-11 |
NL7711877A (nl) | 1978-05-12 |
IT1088221B (it) | 1985-06-10 |
BE860009A (fr) | 1978-02-15 |
NL184805C (nl) | 1989-11-01 |
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