NL6708542A - - Google Patents
Info
- Publication number
- NL6708542A NL6708542A NL6708542A NL6708542A NL6708542A NL 6708542 A NL6708542 A NL 6708542A NL 6708542 A NL6708542 A NL 6708542A NL 6708542 A NL6708542 A NL 6708542A NL 6708542 A NL6708542 A NL 6708542A
- Authority
- NL
- Netherlands
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
- F21V5/00—Refractors for light sources
- F21V5/02—Refractors for light sources of prismatic shape
-
- 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
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
- F21V3/049—Patterns or structured surfaces for diffusing light, e.g. frosted surfaces
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- 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
- F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
- F21S8/026—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
-
- 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
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
-
- 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
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
-
- 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
-
- 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
- F21Y2113/00—Combination of light sources
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Optical Elements Other Than Lenses (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US59126066A | 1966-11-01 | 1966-11-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6708542A true NL6708542A (en) | 1968-05-02 |
Family
ID=24365771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6708542A NL6708542A (en) | 1966-11-01 | 1967-06-20 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3483366A (en) |
GB (1) | GB1138096A (en) |
NL (1) | NL6708542A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL2023024B1 (en) * | 2019-04-29 | 2020-11-05 | Veko Lightsystems Int B V | Thin-walled optical element lens for a light source provided with prismatic structures on both sides. |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1010435A (en) * | 1972-07-24 | 1977-05-17 | Ator Corporation | Light panel having light diffusing, transmitting and diffracting elements |
US3988609A (en) * | 1975-03-14 | 1976-10-26 | K-S-H, Inc. | Lighting panel and luminaire using it |
US4053762A (en) * | 1975-12-29 | 1977-10-11 | Armstrong Cork Company | Twin-beam luminaire lens |
US4562515A (en) * | 1984-05-23 | 1985-12-31 | Emerson Electric Co. | Calibrated area source task light |
US4816976A (en) * | 1987-02-03 | 1989-03-28 | Manville Corporation | High efficiency luminaire with high angle brightness control |
WO2005083317A1 (en) * | 2004-02-20 | 2005-09-09 | Koninklijke Philips Electronics N.V. | A translucent lighting panel, a luminaire, and a method of manufacturing a panel |
US7950833B1 (en) | 2008-06-17 | 2011-05-31 | Genlyte Thomas Group Llc | Splay frame luminaire |
CN105492822B (en) * | 2013-09-09 | 2019-01-15 | 亮锐控股有限公司 | Luminaire with optional transmitting pattern |
WO2015095189A1 (en) | 2013-12-19 | 2015-06-25 | Bright View Technologies Corporation | 2d deglaring diffusers increasing axial luminous intensity |
NL2012957B1 (en) * | 2014-06-05 | 2016-06-22 | Etap Nv | A lighting unit and a method. |
USD1011603S1 (en) | 2022-03-04 | 2024-01-16 | Abl Ip Holding Llc | Optic |
US12050006B2 (en) | 2022-03-04 | 2024-07-30 | Abl Ip Holding Llc | Optic with total internal reflection refractor for back light control |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2474317A (en) * | 1949-06-28 | Light refracting and transmitting | ||
US3258590A (en) * | 1966-06-28 | Plates for light control | ||
US2737577A (en) * | 1951-01-25 | 1956-03-06 | Holophane Co Inc | Direct lighting fixtures |
US3038065A (en) * | 1957-05-21 | 1962-06-05 | Holophane Co Inc | Prismatic plate |
US3275822A (en) * | 1964-02-19 | 1966-09-27 | Holophane Co Inc | Fluorescent luminaire |
US3340393A (en) * | 1964-11-19 | 1967-09-05 | Holophane Co Inc | Underpass luminaire |
-
1966
- 1966-11-01 US US591260A patent/US3483366A/en not_active Expired - Lifetime
-
1967
- 1967-06-14 GB GB27500/67A patent/GB1138096A/en not_active Expired
- 1967-06-20 NL NL6708542A patent/NL6708542A/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL2023024B1 (en) * | 2019-04-29 | 2020-11-05 | Veko Lightsystems Int B V | Thin-walled optical element lens for a light source provided with prismatic structures on both sides. |
Also Published As
Publication number | Publication date |
---|---|
US3483366A (en) | 1969-12-09 |
GB1138096A (en) | 1968-12-27 |