IT1175645B - Panello di illuminazione - Google Patents

Panello di illuminazione

Info

Publication number
IT1175645B
IT1175645B IT22427/84A IT2242784A IT1175645B IT 1175645 B IT1175645 B IT 1175645B IT 22427/84 A IT22427/84 A IT 22427/84A IT 2242784 A IT2242784 A IT 2242784A IT 1175645 B IT1175645 B IT 1175645B
Authority
IT
Italy
Prior art keywords
lighting panel
lighting
panel
Prior art date
Application number
IT22427/84A
Other languages
English (en)
Other versions
IT8422427A0 (it
Inventor
Lorne A Whitehead
Original Assignee
Canadian Patents Dev
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 Canadian Patents Dev filed Critical Canadian Patents Dev
Publication of IT8422427A0 publication Critical patent/IT8422427A0/it
Application granted granted Critical
Publication of IT1175645B publication Critical patent/IT1175645B/it

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)
  • Optical Elements Other Than Lenses (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Planar Illumination Modules (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Push-Button Switches (AREA)
  • Electric Clocks (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
IT22427/84A 1983-08-29 1984-08-28 Panello di illuminazione IT1175645B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/527,495 US4542449A (en) 1983-08-29 1983-08-29 Lighting panel with opposed 45° corrugations

Publications (2)

Publication Number Publication Date
IT8422427A0 IT8422427A0 (it) 1984-08-28
IT1175645B true IT1175645B (it) 1987-07-15

Family

ID=24101692

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22427/84A IT1175645B (it) 1983-08-29 1984-08-28 Panello di illuminazione

Country Status (7)

Country Link
US (1) US4542449A (it)
JP (1) JPS6070601A (it)
CA (1) CA1217462A (it)
DE (1) DE3430192A1 (it)
FR (1) FR2551179B1 (it)
GB (1) GB2145809B (it)
IT (1) IT1175645B (it)

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US4242723A (en) * 1979-05-14 1980-12-30 Keene Corporation Low level work area lighting system
US4260220A (en) * 1979-06-15 1981-04-07 Canadian Patents And Development Limited Prism light guide having surfaces which are in octature

Also Published As

Publication number Publication date
FR2551179A1 (fr) 1985-03-01
DE3430192C2 (it) 1990-11-08
FR2551179B1 (fr) 1988-08-05
DE3430192A1 (de) 1985-03-14
US4542449A (en) 1985-09-17
JPH0137801B2 (it) 1989-08-09
JPS6070601A (ja) 1985-04-22
GB2145809A (en) 1985-04-03
GB2145809B (en) 1987-05-07
IT8422427A0 (it) 1984-08-28
CA1217462A (en) 1987-02-03
GB8420638D0 (en) 1984-09-19

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