EP1152187A3 - Lighting device - Google Patents

Lighting device Download PDF

Info

Publication number
EP1152187A3
EP1152187A3 EP01830287A EP01830287A EP1152187A3 EP 1152187 A3 EP1152187 A3 EP 1152187A3 EP 01830287 A EP01830287 A EP 01830287A EP 01830287 A EP01830287 A EP 01830287A EP 1152187 A3 EP1152187 A3 EP 1152187A3
Authority
EP
European Patent Office
Prior art keywords
lighting device
source
reflector
light
primary reflector
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.)
Granted
Application number
EP01830287A
Other languages
German (de)
French (fr)
Other versions
EP1152187A2 (en
EP1152187B1 (en
Inventor
Claudia Bigliati
Piero Perlo
Sabino Sinesi
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.)
Centro Ricerche Fiat SCpA
Original Assignee
Centro Ricerche Fiat SCpA
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11457695&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1152187(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Centro Ricerche Fiat SCpA filed Critical Centro Ricerche Fiat SCpA
Priority to EP03019736A priority Critical patent/EP1376008B1/en
Publication of EP1152187A2 publication Critical patent/EP1152187A2/en
Publication of EP1152187A3 publication Critical patent/EP1152187A3/en
Application granted granted Critical
Publication of EP1152187B1 publication Critical patent/EP1152187B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • 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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • 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
    • F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/0008—Reflectors for light sources providing for indirect lighting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2106/00—Interior vehicle lighting devices
    • 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)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Control Of Eletrric Generators (AREA)

Abstract

Lighting device comprising a light source (2), a primary reflector (4), presenting a double volute (6, 7) cross-section profile and a secondary reflector (5), which reflects the light rays directly from the source (2) and from the primary reflector (4) to form a light beam directed outwards.
EP01830287A 2000-05-02 2001-04-30 Lighting device Expired - Lifetime EP1152187B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP03019736A EP1376008B1 (en) 2000-05-02 2001-04-30 Lighting device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2000TO000407A IT1320063B1 (en) 2000-05-02 2000-05-02 LIGHTING DEVICE.
ITTO200407 2000-05-02

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP03019736A Division EP1376008B1 (en) 2000-05-02 2001-04-30 Lighting device
EP03019736.2 Division-Into 2003-08-29

Publications (3)

Publication Number Publication Date
EP1152187A2 EP1152187A2 (en) 2001-11-07
EP1152187A3 true EP1152187A3 (en) 2002-11-13
EP1152187B1 EP1152187B1 (en) 2004-11-17

Family

ID=11457695

Family Applications (2)

Application Number Title Priority Date Filing Date
EP01830287A Expired - Lifetime EP1152187B1 (en) 2000-05-02 2001-04-30 Lighting device
EP03019736A Expired - Lifetime EP1376008B1 (en) 2000-05-02 2001-04-30 Lighting device

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP03019736A Expired - Lifetime EP1376008B1 (en) 2000-05-02 2001-04-30 Lighting device

Country Status (4)

Country Link
EP (2) EP1152187B1 (en)
DE (2) DE60107139T2 (en)
ES (2) ES2231752T3 (en)
IT (1) IT1320063B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE338247T1 (en) * 2003-10-23 2006-09-15 Jean-Pierre Pizziga REFLECTOR FOR A RING-SHAPED FLUORESCENT LAMP
US7040782B2 (en) * 2004-02-19 2006-05-09 Gelcore, Llc Off-axis parabolic reflector
DE102009042338B4 (en) * 2009-09-21 2019-03-21 Berchtold Holding Gmbh surgical light
JP6237083B2 (en) * 2013-10-07 2017-11-29 市光工業株式会社 Vehicle lighting
ES2556566B1 (en) * 2014-07-10 2016-11-02 Lledó Iluminación Sa Modular luminescent device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1021159A (en) * 1963-11-18 1966-03-02 Lucas Industries Ltd Lamps
DE3702236A1 (en) * 1986-01-27 1987-12-10 Steinecke Wolfhart Reflector lamp for the indirect lighting of a room
EP0766037A1 (en) * 1995-09-27 1997-04-02 MAGNETI MARELLI S.p.A. Lighting device that can be constructed with reduced thickness, especially a headlamp or other external vehicle lamp

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1021159A (en) * 1963-11-18 1966-03-02 Lucas Industries Ltd Lamps
DE3702236A1 (en) * 1986-01-27 1987-12-10 Steinecke Wolfhart Reflector lamp for the indirect lighting of a room
EP0766037A1 (en) * 1995-09-27 1997-04-02 MAGNETI MARELLI S.p.A. Lighting device that can be constructed with reduced thickness, especially a headlamp or other external vehicle lamp

Also Published As

Publication number Publication date
ES2231423T3 (en) 2005-05-16
ITTO20000407A1 (en) 2001-11-02
EP1152187A2 (en) 2001-11-07
DE60107139D1 (en) 2004-12-23
IT1320063B1 (en) 2003-11-12
ES2231752T3 (en) 2005-05-16
EP1376008A3 (en) 2004-01-28
DE60107139T2 (en) 2006-02-09
DE60107297T2 (en) 2006-02-09
DE60107297T8 (en) 2006-04-27
EP1152187B1 (en) 2004-11-17
EP1376008B1 (en) 2004-11-17
EP1376008A2 (en) 2004-01-02
DE60107297D1 (en) 2004-12-23
ITTO20000407A0 (en) 2000-05-02

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