FR2291451B3 - - Google Patents
Info
- Publication number
- FR2291451B3 FR2291451B3 FR7509786A FR7509786A FR2291451B3 FR 2291451 B3 FR2291451 B3 FR 2291451B3 FR 7509786 A FR7509786 A FR 7509786A FR 7509786 A FR7509786 A FR 7509786A FR 2291451 B3 FR2291451 B3 FR 2291451B3
- Authority
- FR
- France
- 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
Links
Classifications
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- 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
- F21V29/15—Thermal insulation
-
- 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
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/507—Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
-
- 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
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/06—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for filtering out ultraviolet radiation
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH417274A CH578743A5 (US06649357-20031118-C00005.png) | 1974-03-26 | 1974-03-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2291451A1 FR2291451A1 (fr) | 1976-06-11 |
| FR2291451B3 true FR2291451B3 (US06649357-20031118-C00005.png) | 1977-12-02 |
Family
ID=4271138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7509786A Granted FR2291451A1 (fr) | 1974-03-26 | 1975-03-25 | Lampe, en particulier lampe cinematographique |
Country Status (5)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3025361A1 (de) * | 1980-07-04 | 1982-01-28 | Licht und Laser Technik in der Zuckerfabrik GmbH, 7000 Stuttgart | Beleuchtungseinrichtung |
| US4509104A (en) * | 1982-04-27 | 1985-04-02 | Dainichi-Nippon Cables, Ltd. | High temperature resistant lighting device |
| DE3634156A1 (de) * | 1986-10-07 | 1988-04-21 | Stefan Tauschek | Flaechenleuchte |
| US6695461B2 (en) * | 2000-12-25 | 2004-02-24 | Seiko Epson Corporation | Lamp unit, projector, and fixing method of light source lamp and reflector |
| CN211925515U (zh) * | 2020-04-30 | 2020-11-13 | 广州市浩洋电子股份有限公司 | 一种具有遮光装置的舞台灯 |
-
1974
- 1974-03-26 CH CH417274A patent/CH578743A5/xx not_active IP Right Cessation
-
1975
- 1975-03-22 DE DE19752512763 patent/DE2512763A1/de active Pending
- 1975-03-22 DE DE7509234U patent/DE7509234U/de not_active Expired
- 1975-03-25 FR FR7509786A patent/FR2291451A1/fr active Granted
- 1975-03-25 JP JP3600075A patent/JPS50141184A/ja active Pending
- 1975-03-26 IT IT12532/75A patent/IT1036565B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| DE2512763A1 (de) | 1975-10-02 |
| DE7509234U (de) | 1976-12-30 |
| IT1036565B (it) | 1979-10-30 |
| JPS50141184A (US06649357-20031118-C00005.png) | 1975-11-13 |
| FR2291451A1 (fr) | 1976-06-11 |
| CH578743A5 (US06649357-20031118-C00005.png) | 1976-08-13 |
