AU745328B2 - A linear lighting device having co-extruded internally prismatically scored screens - Google Patents

A linear lighting device having co-extruded internally prismatically scored screens Download PDF

Info

Publication number
AU745328B2
AU745328B2 AU96432/98A AU9643298A AU745328B2 AU 745328 B2 AU745328 B2 AU 745328B2 AU 96432/98 A AU96432/98 A AU 96432/98A AU 9643298 A AU9643298 A AU 9643298A AU 745328 B2 AU745328 B2 AU 745328B2
Authority
AU
Australia
Prior art keywords
light
light transmissive
plastic material
longitudinal
tubular structure
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
AU96432/98A
Other languages
English (en)
Other versions
AU9643298A (en
Inventor
Roberto Deitinger
Mauro Mazzilli
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dama Srl
Original Assignee
DA MA Srl
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 DA MA Srl filed Critical DA MA Srl
Publication of AU9643298A publication Critical patent/AU9643298A/en
Application granted granted Critical
Publication of AU745328B2 publication Critical patent/AU745328B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • 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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/02—Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing
    • 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0096—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Elements Other Than Lenses (AREA)
AU96432/98A 1997-10-06 1998-10-02 A linear lighting device having co-extruded internally prismatically scored screens Ceased AU745328B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT97RM000601A IT1295414B1 (it) 1997-10-06 1997-10-06 Dispositivo di illuminazione lineare a schermi coestrusi internamente prismatizzati
ITRM97A000601 1997-10-06
PCT/IT1998/000265 WO1999018390A1 (fr) 1997-10-06 1998-10-02 Dispositif d'eclairage lineaire comportant des ecrans co-extrudes qui possedent des hachures internes et prismatiques

Publications (2)

Publication Number Publication Date
AU9643298A AU9643298A (en) 1999-04-27
AU745328B2 true AU745328B2 (en) 2002-03-21

Family

ID=11405282

Family Applications (1)

Application Number Title Priority Date Filing Date
AU96432/98A Ceased AU745328B2 (en) 1997-10-06 1998-10-02 A linear lighting device having co-extruded internally prismatically scored screens

Country Status (4)

Country Link
EP (1) EP1021678A1 (fr)
AU (1) AU745328B2 (fr)
IT (1) IT1295414B1 (fr)
WO (1) WO1999018390A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10202825A1 (de) * 2001-09-03 2003-03-20 Heiner Kappe Rohrleuchte für Leuchtstofflampen
NL1020377C2 (nl) * 2002-04-12 2003-10-14 Antron B V Lamp.
EP1955099A4 (fr) * 2005-11-30 2008-11-05 3M Innovative Properties Co Guide de lumiere et appareil d eclairage comprenant celui-ci
DE102007048153A1 (de) * 2007-10-08 2009-04-09 Sbb Holding Gmbh & Co. Kg Optische Anordnung von optischen Schichten
CH705959A1 (de) * 2012-01-03 2013-07-15 Regent Beleuchtungskoerper Ag Leuchtenelement.
US9976714B2 (en) 2014-04-15 2018-05-22 3M Innovative Properties Company Luminaire for crosswalk, method for making, and method for controlling

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994019643A1 (fr) * 1993-02-23 1994-09-01 Minnesota Mining And Manufacturing Company Luminaire a guide de lumiere a prismes
EP0645580A1 (fr) * 1993-09-28 1995-03-29 E.G.O. Holding Europe Optic Guide Dispositif d'éclairage pour tunnels à source lumineuse linéaire

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4827386A (en) * 1988-07-08 1989-05-02 Kenall Manufacturing Co. Water-proof and impact-resistant lighting fixture
WO1990002291A1 (fr) * 1988-08-25 1990-03-08 Gary Hartshorn Enceinte circulaire universelle pour supports reglettes de lampes fluorescentes standards a eclairage par bandes lumineuses
JPH04327937A (ja) * 1991-04-26 1992-11-17 Sekisui Chem Co Ltd エンボス付きのポリカーボネートシート及びその製造方法
US5243506A (en) * 1991-06-17 1993-09-07 Tir Systems Ltd. High aspect ratio light emitter having high uniformity and directionality
US5122935A (en) * 1991-09-06 1992-06-16 Phillips Plastics Corporation Vehicle headlamp and aiming apparatus
DE29706409U1 (de) * 1997-04-03 1997-05-22 Norka Norddeutsche Kunststoff Leuchte für Leuchtstofflampe

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994019643A1 (fr) * 1993-02-23 1994-09-01 Minnesota Mining And Manufacturing Company Luminaire a guide de lumiere a prismes
EP0645580A1 (fr) * 1993-09-28 1995-03-29 E.G.O. Holding Europe Optic Guide Dispositif d'éclairage pour tunnels à source lumineuse linéaire

Also Published As

Publication number Publication date
AU9643298A (en) 1999-04-27
IT1295414B1 (it) 1999-05-12
ITRM970601A1 (it) 1999-04-06
WO1999018390A1 (fr) 1999-04-15
EP1021678A1 (fr) 2000-07-26

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired