ATA30187A - COVER FOR LIGHTS - Google Patents

COVER FOR LIGHTS

Info

Publication number
ATA30187A
ATA30187A AT0030187A AT30187A ATA30187A AT A30187 A ATA30187 A AT A30187A AT 0030187 A AT0030187 A AT 0030187A AT 30187 A AT30187 A AT 30187A AT A30187 A ATA30187 A AT A30187A
Authority
AT
Austria
Prior art keywords
lights
cover
Prior art date
Application number
AT0030187A
Other languages
German (de)
Other versions
AT403403B (en
Inventor
Wolfgang Dipl Ing Dr Wolber
Original Assignee
Zumtobel Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zumtobel Ag filed Critical Zumtobel Ag
Priority to AT0030187A priority Critical patent/AT403403B/en
Publication of ATA30187A publication Critical patent/ATA30187A/en
Application granted granted Critical
Publication of AT403403B publication Critical patent/AT403403B/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
AT0030187A 1987-02-12 1987-02-12 Cover for luminaires (lighting fittings, light fixtures) AT403403B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT0030187A AT403403B (en) 1987-02-12 1987-02-12 Cover for luminaires (lighting fittings, light fixtures)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0030187A AT403403B (en) 1987-02-12 1987-02-12 Cover for luminaires (lighting fittings, light fixtures)

Publications (2)

Publication Number Publication Date
ATA30187A true ATA30187A (en) 1997-06-15
AT403403B AT403403B (en) 1998-02-25

Family

ID=3486918

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0030187A AT403403B (en) 1987-02-12 1987-02-12 Cover for luminaires (lighting fittings, light fixtures)

Country Status (1)

Country Link
AT (1) AT403403B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6639350B1 (en) 1998-02-05 2003-10-28 Zumiobel Staff Gmbh Illumination arrangement

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19923226A1 (en) * 1999-05-20 2000-11-23 Zumtobel Staff Gmbh Optical element for deflection of light beams entering into this and exiting again from it so that exit angle of light beams is limited has micro-prism surfaces designed as convex or concave
EP1179158B1 (en) 1999-05-20 2003-07-09 Zumtobel Staff GmbH Light
DE19923225B4 (en) 1999-05-20 2009-10-22 Zumtobel Staff Gmbh Optical element for deflecting light rays and manufacturing processes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3258590A (en) * 1966-06-28 Plates for light control
US3351753A (en) * 1965-08-27 1967-11-07 Holophane Co Inc Luminaire refractor
DE1597908A1 (en) * 1967-01-14 1970-08-27 Acker Norbert Karl Room lighting
US3721818A (en) * 1970-05-18 1973-03-20 Ksh Inc Ceiling mounted luminaire and light-transmitting enclosure therefor
CA1066250A (en) * 1974-06-18 1979-11-13 Thomas W. Dey Lighting panel for use with collimated light
GB1515004A (en) * 1974-06-18 1978-06-21 Bausch & Lomb Lighting panel
CA1044203A (en) * 1975-05-01 1978-12-12 James D. Howe Lighting panel having improved refracting elements

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6639350B1 (en) 1998-02-05 2003-10-28 Zumiobel Staff Gmbh Illumination arrangement

Also Published As

Publication number Publication date
AT403403B (en) 1998-02-25

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time