IT8422426D0 - lighting fixture of prismatic light guide. - Google Patents

lighting fixture of prismatic light guide.

Info

Publication number
IT8422426D0
IT8422426D0 IT2242684A IT2242684A IT8422426D0 IT 8422426 D0 IT8422426 D0 IT 8422426D0 IT 2242684 A IT2242684 A IT 2242684A IT 2242684 A IT2242684 A IT 2242684A IT 8422426 D0 IT8422426 D0 IT 8422426D0
Authority
IT
Italy
Prior art keywords
light guide
lighting fixture
prismatic light
prismatic
fixture
Prior art date
Application number
IT2242684A
Other languages
Italian (it)
Other versions
IT1175644B (en
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
Priority to US06/527,501 priority Critical patent/US4615579A/en
Application filed by Canadian Patents Dev filed Critical Canadian Patents Dev
Publication of IT8422426D0 publication Critical patent/IT8422426D0/en
Application granted granted Critical
Publication of IT1175644B publication Critical patent/IT1175644B/en

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/02Optical fibre with cladding with or without a coating
    • G02B6/032Optical fibre with cladding with or without a coating with non solid core or cladding
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/0001Light guides specially adapted for lighting devices or systems
    • G02B6/0096Light guides specially adapted for lighting devices or systems the lights guides being of the hollow type
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/10Light guides of the optical waveguide type
IT2242684A 1983-08-29 1984-08-28 lighting fixture of prismatic light guide IT1175644B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US06/527,501 US4615579A (en) 1983-08-29 1983-08-29 Prism light guide luminaire

Publications (2)

Publication Number Publication Date
IT8422426D0 true IT8422426D0 (en) 1984-08-28
IT1175644B IT1175644B (en) 1987-07-15

Family

ID=24101716

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2242684A IT1175644B (en) 1983-08-29 1984-08-28 lighting fixture of prismatic light guide

Country Status (7)

Country Link
US (1) US4615579A (en)
JP (1) JPH027123B2 (en)
CA (1) CA1215957A (en)
DE (1) DE3430191C2 (en)
FR (1) FR2551180B1 (en)
GB (1) GB2145760B (en)
IT (1) IT1175644B (en)

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Also Published As

Publication number Publication date
JPS6070603A (en) 1985-04-22
DE3430191A1 (en) 1985-03-14
FR2551180B1 (en) 1988-10-14
GB2145760A (en) 1985-04-03
US4615579A (en) 1986-10-07
CA1215957A (en) 1986-12-30
DE3430191C2 (en) 1996-08-14
GB8420637D0 (en) 1984-09-19
JPH027123B2 (en) 1990-02-15
CA1215957A1 (en)
GB2145760B (en) 1986-12-17
FR2551180A1 (en) 1985-03-01
IT1175644B (en) 1987-07-15

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of prs-date), data collected since 19931001

Effective date: 19970327