DK161346C - METHOD AND APPARATUS FOR THE MANUFACTURING OF THICKNESS PLATES AS REFLECTORS FOR LIGHT PIPE FITTINGS - Google Patents

METHOD AND APPARATUS FOR THE MANUFACTURING OF THICKNESS PLATES AS REFLECTORS FOR LIGHT PIPE FITTINGS

Info

Publication number
DK161346C
DK161346C DK82888A DK82888A DK161346C DK 161346 C DK161346 C DK 161346C DK 82888 A DK82888 A DK 82888A DK 82888 A DK82888 A DK 82888A DK 161346 C DK161346 C DK 161346C
Authority
DK
Denmark
Prior art keywords
reflectors
manufacturing
light pipe
pipe fittings
thickness plates
Prior art date
Application number
DK82888A
Other languages
Danish (da)
Other versions
DK161346B (en
DK82888A (en
DK82888D0 (en
Inventor
Hans Moeller Thomsen
Original Assignee
Elselskabet Riegens A S
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 Elselskabet Riegens A S filed Critical Elselskabet Riegens A S
Priority to DK82888A priority Critical patent/DK161346C/en
Publication of DK82888D0 publication Critical patent/DK82888D0/en
Priority to PCT/DK1989/000037 priority patent/WO1989007735A1/en
Priority to AU31959/89A priority patent/AU3195989A/en
Publication of DK82888A publication Critical patent/DK82888A/en
Publication of DK161346B publication Critical patent/DK161346B/en
Application granted granted Critical
Publication of DK161346C publication Critical patent/DK161346C/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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs
DK82888A 1988-02-18 1988-02-18 METHOD AND APPARATUS FOR THE MANUFACTURING OF THICKNESS PLATES AS REFLECTORS FOR LIGHT PIPE FITTINGS DK161346C (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DK82888A DK161346C (en) 1988-02-18 1988-02-18 METHOD AND APPARATUS FOR THE MANUFACTURING OF THICKNESS PLATES AS REFLECTORS FOR LIGHT PIPE FITTINGS
PCT/DK1989/000037 WO1989007735A1 (en) 1988-02-18 1989-02-17 A method of producing thin plate structures such as reflectors for fluorescent lamp fittings
AU31959/89A AU3195989A (en) 1988-02-18 1989-02-17 A method of producing thin plate structures such as reflectors for fluorescent tube fittings

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK82888 1988-02-18
DK82888A DK161346C (en) 1988-02-18 1988-02-18 METHOD AND APPARATUS FOR THE MANUFACTURING OF THICKNESS PLATES AS REFLECTORS FOR LIGHT PIPE FITTINGS

Publications (4)

Publication Number Publication Date
DK82888D0 DK82888D0 (en) 1988-02-18
DK82888A DK82888A (en) 1989-08-19
DK161346B DK161346B (en) 1991-06-24
DK161346C true DK161346C (en) 1991-12-02

Family

ID=8098006

Family Applications (1)

Application Number Title Priority Date Filing Date
DK82888A DK161346C (en) 1988-02-18 1988-02-18 METHOD AND APPARATUS FOR THE MANUFACTURING OF THICKNESS PLATES AS REFLECTORS FOR LIGHT PIPE FITTINGS

Country Status (3)

Country Link
AU (1) AU3195989A (en)
DK (1) DK161346C (en)
WO (1) WO1989007735A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490326A (en) * 1994-03-01 1996-02-13 Nielson; Lyman O. Method of retrofitting fluorescent light fixtures and punch and die assembly therefor
DE19612197A1 (en) * 1996-03-27 1997-10-02 Zumtobel Licht Method for producing a reflector for a lamp that is V-shaped in cross section and a reflector that is V-shaped in cross section
GB2341669A (en) * 1998-09-15 2000-03-22 Interlux Limited Light controller for light fitting
DE202004005751U1 (en) * 2004-04-15 2005-08-25 Zumtobel Staff Gmbh Trough shaped sheet metal housing especially for a light has butt joints sidewalls and a stabilizing recessed section engaging a projection

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1008523A (en) * 1963-03-18 1965-10-27 Philips Electronic Associated Improvements in and relating to lighting fittings
US3591798A (en) * 1968-11-04 1971-07-06 Lightolier Inc Lighting fixture
DE3437192A1 (en) * 1984-10-10 1986-04-10 Philips Patentverwaltung Gmbh, 2000 Hamburg Luminaire having variable light distribution
DE3866554D1 (en) * 1987-02-17 1992-01-16 Siemens Ag LAMP.

Also Published As

Publication number Publication date
DK161346B (en) 1991-06-24
DK82888A (en) 1989-08-19
AU3195989A (en) 1989-09-06
WO1989007735A1 (en) 1989-08-24
DK82888D0 (en) 1988-02-18

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