LU41144A1 - - Google Patents
Info
- Publication number
- LU41144A1 LU41144A1 LU41144DA LU41144A1 LU 41144 A1 LU41144 A1 LU 41144A1 LU 41144D A LU41144D A LU 41144DA LU 41144 A1 LU41144 A1 LU 41144A1
- Authority
- LU
- Luxembourg
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
- 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
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR851582A FR1287572A (en) | 1961-02-03 | 1961-02-03 | Lighting device allowing the gradation of the light emitted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU41144A1 true LU41144A1 (en) | 1962-03-24 |
Family
ID=8748056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU41144D LU41144A1 (en) | 1961-02-03 | 1962-01-24 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3152766A (en) |
| BE (1) | BE612976A (en) |
| FR (1) | FR1287572A (en) |
| GB (1) | GB965940A (en) |
| LU (1) | LU41144A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8608337B2 (en) * | 2010-02-18 | 2013-12-17 | Koninklijke Philips N.V. | Lighting fixture having a louvered light shield |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1490676A (en) * | 1923-09-07 | 1924-04-15 | Miller William | Automatic headlight control |
| US1810604A (en) * | 1924-02-28 | 1931-06-16 | Gen Electric | Light projector |
| US2065164A (en) * | 1932-06-16 | 1936-12-22 | Wetzel Joseph | Nondazzling projector |
| US2305818A (en) * | 1938-10-18 | 1942-12-22 | Tura Paolo | Antiglare device |
| US2502880A (en) * | 1947-07-11 | 1950-04-04 | William P Olinger | Combined fog lamp and head lamp |
| US2617918A (en) * | 1948-10-18 | 1952-11-11 | William A Foster | Fluorescent lamp shade structure |
-
1961
- 1961-02-03 FR FR851582A patent/FR1287572A/en not_active Expired
-
1962
- 1962-01-23 BE BE612976A patent/BE612976A/en unknown
- 1962-01-24 LU LU41144D patent/LU41144A1/xx unknown
- 1962-01-30 GB GB3416/62A patent/GB965940A/en not_active Expired
- 1962-01-31 US US170207A patent/US3152766A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR1287572A (en) | 1962-03-16 |
| GB965940A (en) | 1964-08-06 |
| US3152766A (en) | 1964-10-13 |
| BE612976A (en) | 1962-05-16 |