ZA712854B - A ceiling mounted luminaire and a lighting panel therefor - Google Patents
A ceiling mounted luminaire and a lighting panel thereforInfo
- Publication number
- ZA712854B ZA712854B ZA712854A ZA712854A ZA712854B ZA 712854 B ZA712854 B ZA 712854B ZA 712854 A ZA712854 A ZA 712854A ZA 712854 A ZA712854 A ZA 712854A ZA 712854 B ZA712854 B ZA 712854B
- Authority
- ZA
- South Africa
- Prior art keywords
- lighting panel
- ceiling mounted
- mounted luminaire
- panel therefor
- therefor
- 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
- F21V5/00—Refractors for light sources
-
- 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
-
- 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
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
-
- 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
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
- F21V13/10—Combinations of only two kinds of elements the elements being reflectors and screens
-
- 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)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Optical Elements Other Than Lenses (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3823870A | 1970-05-18 | 1970-05-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA712854B true ZA712854B (en) | 1972-01-26 |
Family
ID=21898799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA712854A ZA712854B (en) | 1970-05-18 | 1971-05-03 | A ceiling mounted luminaire and a lighting panel therefor |
Country Status (11)
Country | Link |
---|---|
US (1) | US3721818A (en) |
BE (1) | BE767113A (en) |
BR (1) | BR7102942D0 (en) |
CA (1) | CA935799A (en) |
DE (2) | DE2124021A1 (en) |
FR (1) | FR2091760A5 (en) |
GB (1) | GB1365507A (en) |
LU (1) | LU63178A1 (en) |
NL (1) | NL7106512A (en) |
SE (1) | SE7106307L (en) |
ZA (1) | ZA712854B (en) |
Families Citing this family (50)
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 |
US4054793A (en) * | 1973-08-22 | 1977-10-18 | Sylvan R. Shemitz Associates, Inc. | Lighting system |
US3996458A (en) * | 1974-02-25 | 1976-12-07 | Jones Terry D | Ceiling system |
US3866036A (en) * | 1974-04-16 | 1975-02-11 | Ignacio Goytisolo Taltavull | Fluorescent fixture with optical device |
CA1066250A (en) * | 1974-06-18 | 1979-11-13 | Thomas W. Dey | Lighting panel for use with collimated light |
DE2459327B2 (en) * | 1974-12-16 | 1980-07-31 | Nova-Lux Gmbh, 5000 Koeln | Luminaire with light distribution disc |
US4071748A (en) * | 1975-01-20 | 1978-01-31 | Bausch & Lomb Incorporated | Lighting panel with controlled distribution of polarized light |
US4004145A (en) * | 1975-02-24 | 1977-01-18 | Ignacio Goytisolo Taltavull | Nil-luminance lighting panel |
US3988609A (en) * | 1975-03-14 | 1976-10-26 | K-S-H, Inc. | Lighting panel and luminaire using it |
CA1044203A (en) * | 1975-05-01 | 1978-12-12 | James D. Howe | Lighting panel having improved refracting elements |
US3978332A (en) * | 1975-07-14 | 1976-08-31 | Ignacio Goytisolo Taltavull | Lighting apparatus with batwing light distribution |
US4034555A (en) * | 1975-12-16 | 1977-07-12 | Rosenthal Bruce A | Lenticular optical system |
GB1586979A (en) * | 1976-08-23 | 1981-03-25 | Bausch & Lomb | Luminaire using a multilayer interference mirror |
NL8002807A (en) * | 1980-05-14 | 1981-12-16 | Ksh Inc | LENS FOR A FRAME EQUIPPED WITH A LAMP OF GREAT STRENGTH. |
JPS5712352A (en) * | 1980-06-26 | 1982-01-22 | Hajime Sangyo Kk | Light diffusion device |
US4462068A (en) * | 1982-06-24 | 1984-07-24 | Manville Service Corporation | Luminaire with improved lens structure |
US4450509A (en) * | 1982-08-17 | 1984-05-22 | Thorn Emi Plc | Lanterns for area lighting |
US4562515A (en) * | 1984-05-23 | 1985-12-31 | Emerson Electric Co. | Calibrated area source task light |
US4935335A (en) * | 1986-01-06 | 1990-06-19 | Dennison Manufacturing Company | Multiple imaging |
US4755921A (en) * | 1986-04-02 | 1988-07-05 | Minnesota Mining And Manufacturing Company | Lens |
AT403403B (en) * | 1987-02-12 | 1998-02-25 | Zumtobel Ag | Cover for luminaires (lighting fittings, light fixtures) |
JP2602133Y2 (en) * | 1993-12-22 | 1999-12-27 | 株式会社小糸製作所 | Vehicle sign lights |
PT1051582E (en) | 1998-02-05 | 2004-01-30 | Zumtobel Staff Gmbh | LIGHTING DEVICE |
JP3424566B2 (en) * | 1998-09-29 | 2003-07-07 | 松下電器産業株式会社 | Fluorescent lamps and lighting equipment |
EP1059484B2 (en) † | 1999-05-25 | 2014-05-14 | Siteco Beleuchtungstechnik GmbH | Luminaire with wide beam light intensity distribution |
US6447135B1 (en) | 1999-10-08 | 2002-09-10 | 3M Innovative Properties Company | Lightguide having a directly secured reflector and method of making the same |
US6845212B2 (en) | 1999-10-08 | 2005-01-18 | 3M Innovative Properties Company | Optical element having programmed optical structures |
US7046905B1 (en) | 1999-10-08 | 2006-05-16 | 3M Innovative Properties Company | Blacklight with structured surfaces |
US6356391B1 (en) | 1999-10-08 | 2002-03-12 | 3M Innovative Properties Company | Optical film with variable angle prisms |
US20070030415A1 (en) * | 2005-05-16 | 2007-02-08 | Epstein Kenneth A | Back-lit displays with high illumination uniformity |
FR2892832A1 (en) * | 2005-10-28 | 2007-05-04 | Bernard Pictet | Panel of a transparent material with a first face with a first pattern at least partially not transparent, and a second face with a second pattern at least partially not transparent |
US7478913B2 (en) * | 2006-11-15 | 2009-01-20 | 3M Innovative Properties | Back-lit displays with high illumination uniformity |
JP2010510546A (en) * | 2006-11-15 | 2010-04-02 | スリーエム イノベイティブ プロパティズ カンパニー | Backlight display with high illumination uniformity |
US7789538B2 (en) | 2006-11-15 | 2010-09-07 | 3M Innovative Properties Company | Back-lit displays with high illumination uniformity |
US7766528B2 (en) * | 2006-11-15 | 2010-08-03 | 3M Innovative Properties Company | Back-lit displays with high illumination uniformity |
CN101393277B (en) * | 2007-09-17 | 2010-09-29 | 鸿富锦精密工业(深圳)有限公司 | Back light module unit and prismatic lens thereof |
CN101393285A (en) * | 2007-09-21 | 2009-03-25 | 鸿富锦精密工业(深圳)有限公司 | Back light module unit and prismatic lens thereof |
CN101393284A (en) * | 2007-09-21 | 2009-03-25 | 鸿富锦精密工业(深圳)有限公司 | Back light module unit and prismatic lens thereof |
US7950833B1 (en) | 2008-06-17 | 2011-05-31 | Genlyte Thomas Group Llc | Splay frame luminaire |
US20130201669A1 (en) * | 2012-02-03 | 2013-08-08 | Taiwan Semiconductor Manufacturing Company, Ltd | Led illumination apparatus with improved output uniformity |
US10302275B2 (en) | 2013-06-19 | 2019-05-28 | Bright View Technologies Corporation | Microstructure-based diffusers for creating batwing lighting patterns |
US10072816B2 (en) | 2013-06-19 | 2018-09-11 | Bright View Technologies Corporation | Microstructure-based optical diffusers for creating batwing and other lighting patterns |
US9765949B2 (en) | 2013-07-26 | 2017-09-19 | Bright View Technologies Corporation | Shaped microstructure-based optical diffusers for creating batwing and other lighting patterns |
US20150276145A1 (en) | 2014-04-01 | 2015-10-01 | Osram Sylvania Inc. | Batwing light beam distribution using directional optics |
WO2015184456A1 (en) * | 2014-05-30 | 2015-12-03 | Osram Sylvania Inc. | Light control films and lighting devices including same |
TWI608192B (en) * | 2017-02-17 | 2017-12-11 | Mask optics | |
USD895878S1 (en) | 2018-05-04 | 2020-09-08 | Abl Ip Holding Llc | Asymmetric linear optic |
CA3042310C (en) | 2018-05-04 | 2021-06-08 | Abl Ip Holding Llc | Optics for aisle lighting |
USD927037S1 (en) | 2018-05-04 | 2021-08-03 | Abl Ip Holding Llc | Symmetric linear optic |
WO2021070027A1 (en) | 2019-10-11 | 2021-04-15 | 3M Innovative Properties Company | Optical layers, films and systems |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US755196A (en) * | 1898-10-28 | 1904-03-22 | Pressed Prism Plate Glass Co | Illuminating structure. |
GB215086A (en) * | 1923-02-01 | 1924-05-01 | John Spedding Curwen | Improvements in or relating to anti-glare devices for lamps |
DE643261C (en) * | 1934-06-19 | 1937-04-02 | Machinerieeen En App N Fabriek | Glass lens plate for light signals |
US2057395A (en) * | 1935-08-01 | 1936-10-13 | Bailey & Sharp Co Inc | Reflector |
DE858736C (en) * | 1942-12-11 | 1952-12-08 | Optische Werke C A Steiheil So | Setup for lighting control devices with a follower |
US2434049A (en) * | 1943-07-30 | 1948-01-06 | Patent License Corp | Lighting fixture |
US3085473A (en) * | 1957-07-10 | 1963-04-16 | Saint Gobain | Sheets, bricks, blocks or similar articles made of transparent material, especially glass |
US3398273A (en) * | 1961-09-01 | 1968-08-20 | Gen Electric | Luminaire with optical refracting members |
US3288990A (en) * | 1964-09-25 | 1966-11-29 | K S H Plastics Inc | Panel |
US3351753A (en) * | 1965-08-27 | 1967-11-07 | Holophane Co Inc | Luminaire refractor |
US3265804A (en) * | 1965-10-27 | 1966-08-09 | Holophane Co Inc | Radiation shielding light transmitter |
US3408491A (en) * | 1967-07-28 | 1968-10-29 | Stephen George | Headlight lens |
-
1970
- 1970-05-18 US US00038238A patent/US3721818A/en not_active Expired - Lifetime
- 1970-11-19 CA CA098608A patent/CA935799A/en not_active Expired
-
1971
- 1971-05-03 ZA ZA712854A patent/ZA712854B/en unknown
- 1971-05-12 NL NL7106512A patent/NL7106512A/xx unknown
- 1971-05-13 BE BE767113A patent/BE767113A/en unknown
- 1971-05-14 DE DE19712124021 patent/DE2124021A1/de active Pending
- 1971-05-14 SE SE630771A patent/SE7106307L/sv unknown
- 1971-05-14 DE DE19717118967U patent/DE7118967U/en not_active Expired
- 1971-05-17 BR BR2942/71A patent/BR7102942D0/en unknown
- 1971-05-17 GB GB1533371*[A patent/GB1365507A/en not_active Expired
- 1971-05-18 LU LU63178D patent/LU63178A1/xx unknown
- 1971-05-18 FR FR7118027A patent/FR2091760A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1365507A (en) | 1974-09-04 |
CA935799A (en) | 1973-10-23 |
BE767113A (en) | 1971-10-01 |
DE7118967U (en) | 1971-11-18 |
BR7102942D0 (en) | 1973-04-12 |
SE7106307L (en) | 1971-11-19 |
US3721818A (en) | 1973-03-20 |
NL7106512A (en) | 1971-11-22 |
DE2124021A1 (en) | 1972-02-10 |
FR2091760A5 (en) | 1972-01-14 |
LU63178A1 (en) | 1971-09-01 |
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