JPH01161512U - - Google Patents

Info

Publication number
JPH01161512U
JPH01161512U JP1989034399U JP3439989U JPH01161512U JP H01161512 U JPH01161512 U JP H01161512U JP 1989034399 U JP1989034399 U JP 1989034399U JP 3439989 U JP3439989 U JP 3439989U JP H01161512 U JPH01161512 U JP H01161512U
Authority
JP
Japan
Prior art keywords
axis
reflector
opening
symmetry
light
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
JP1989034399U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0620245Y2 (ja
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=19852042&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH01161512(U) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of JPH01161512U publication Critical patent/JPH01161512U/ja
Application granted granted Critical
Publication of JPH0620245Y2 publication Critical patent/JPH0620245Y2/ja
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
    • 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
    • F21V13/10—Combinations of only two kinds of elements the elements being reflectors and screens
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
JP1989034399U 1988-03-31 1989-03-28 照明器具 Expired - Lifetime JPH0620245Y2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8800821 1988-03-31
NL8800821 1988-03-31

Publications (2)

Publication Number Publication Date
JPH01161512U true JPH01161512U (US20030220297A1-20031127-C00009.png) 1989-11-09
JPH0620245Y2 JPH0620245Y2 (ja) 1994-05-25

Family

ID=19852042

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989034399U Expired - Lifetime JPH0620245Y2 (ja) 1988-03-31 1989-03-28 照明器具

Country Status (4)

Country Link
US (1) US4914557A (US20030220297A1-20031127-C00009.png)
EP (1) EP0336478B1 (US20030220297A1-20031127-C00009.png)
JP (1) JPH0620245Y2 (US20030220297A1-20031127-C00009.png)
DE (1) DE68906946T2 (US20030220297A1-20031127-C00009.png)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5278744A (en) * 1990-10-01 1994-01-11 U.S. Philips Corporation Illumination device and luminaire for use therein
EP0503708A3 (en) * 1991-03-08 1992-12-09 N.V. Philips' Gloeilampenfabrieken Reflector for accommodating an electric lamp
JP3193889B2 (ja) * 1997-06-18 2001-07-30 株式会社小糸製作所 車輌用灯具
CN1646857B (zh) * 2002-04-12 2010-09-01 皇家飞利浦电子股份有限公司 照明设备
WO2003087664A1 (en) 2002-04-12 2003-10-23 Koninklijke Philips Electronics N.V. Lighting unit
CN100572903C (zh) 2002-11-21 2009-12-23 皇家飞利浦电子股份有限公司 照明设备
US20040145910A1 (en) * 2003-01-29 2004-07-29 Guide Corporation (A Delaware Corporation) Lighting assembly
WO2004102613A2 (en) * 2003-05-16 2004-11-25 Koninklijke Philips Electronics N.V. Lamp and method of manufacturing a lamp
KR100552622B1 (ko) * 2004-12-21 2006-02-21 주식회사 아이씨엘뉴텍 조명기구
DE102005005262A1 (de) * 2005-02-04 2006-08-10 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Reflektorbehaftete Lichteinheit
US7213948B2 (en) * 2005-02-25 2007-05-08 Visionaire Lighting Optical reflector

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191216225A (en) * 1911-07-13 1912-10-03 Burkheiser Eloy Sa Improvements relating to Coking or Gas Ovens and the like.
US1210039A (en) * 1916-01-27 1916-12-26 Robert Malcom Lamp-glare reducer.
FR30932E (fr) * 1925-09-11 1926-10-05 Phare non aveuglant
GB523215A (en) * 1937-12-31 1940-07-09 Philips Nv Improvements in or relating to reflectors
GB508459A (en) * 1938-12-08 1939-06-30 Holland Electro N V A lamp construction comprising a reflector
GB519972A (en) * 1939-01-26 1940-04-10 Arthur Gautier Apparatus for masking electric lamps and other lighting means
DE828684C (de) * 1949-10-29 1952-01-21 Herbert Bruene Dr Ing Glasleuchte
US3037110A (en) * 1958-05-06 1962-05-29 Centnry Lighting Inc Downlight and device for varying the spectral quality thereof
US3511983A (en) * 1967-04-10 1970-05-12 Corning Glass Works Lighting device for dental and surgical procedures
US4447865A (en) * 1982-05-13 1984-05-08 General Electric Company Reflector lamp
US4545000A (en) * 1983-10-03 1985-10-01 Gte Products Corporation Projection lamp unit
NL192273C (nl) * 1986-12-04 1997-04-03 Philips Electronics Nv Verlichtingsarmatuur.

Also Published As

Publication number Publication date
DE68906946D1 (de) 1993-07-15
US4914557A (en) 1990-04-03
EP0336478A1 (en) 1989-10-11
DE68906946T2 (de) 1994-01-05
JPH0620245Y2 (ja) 1994-05-25
EP0336478B1 (en) 1993-06-09

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