JPH02142801U - - Google Patents

Info

Publication number
JPH02142801U
JPH02142801U JP1990042551U JP4255190U JPH02142801U JP H02142801 U JPH02142801 U JP H02142801U JP 1990042551 U JP1990042551 U JP 1990042551U JP 4255190 U JP4255190 U JP 4255190U JP H02142801 U JPH02142801 U JP H02142801U
Authority
JP
Japan
Prior art keywords
reflector
optical axis
contour
conic
shaped
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
JP1990042551U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0514243Y2 (en]
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 filed Critical
Publication of JPH02142801U publication Critical patent/JPH02142801U/ja
Application granted granted Critical
Publication of JPH0514243Y2 publication Critical patent/JPH0514243Y2/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Projection Apparatus (AREA)
JP1990042551U 1980-07-22 1990-04-23 Expired - Lifetime JPH0514243Y2 (en])

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803027774 DE3027774A1 (de) 1980-07-22 1980-07-22 Reflektor zur ausleuchtung einer flaeche

Publications (2)

Publication Number Publication Date
JPH02142801U true JPH02142801U (en]) 1990-12-04
JPH0514243Y2 JPH0514243Y2 (en]) 1993-04-16

Family

ID=6107828

Family Applications (2)

Application Number Title Priority Date Filing Date
JP56113804A Pending JPS5753707A (en) 1980-07-22 1981-07-22 Reflecting mirror for planar illumination
JP1990042551U Expired - Lifetime JPH0514243Y2 (en]) 1980-07-22 1990-04-23

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP56113804A Pending JPS5753707A (en) 1980-07-22 1981-07-22 Reflecting mirror for planar illumination

Country Status (4)

Country Link
US (1) US4428038A (en])
JP (2) JPS5753707A (en])
DE (1) DE3027774A1 (en])
GB (1) GB2080968B (en])

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4545000A (en) * 1983-10-03 1985-10-01 Gte Products Corporation Projection lamp unit
FR2600024B1 (fr) * 1986-06-17 1988-10-21 Cibie Projecteurs Projecteur additionnel a un projecteur de croisement pour vehicule automobile
SE500233C2 (sv) * 1989-06-16 1994-05-09 Swedish Airport Technology Han Armatur för nedsänkt banljus
US5622427A (en) * 1993-09-03 1997-04-22 Simplex Time Recorder Company Emergency strobe light
US5607229A (en) * 1995-04-03 1997-03-04 Radiant Imaging Inc. Illumination system including an asymmetrical projection reflector
CA2200511C (en) * 1996-03-20 2001-02-06 Myron K. Gordin Increased efficiency light fixture, reflector and method
US6203176B1 (en) 1998-12-14 2001-03-20 Musco Corporation Increased efficiency light fixture, reflector, and method
US6619821B1 (en) * 1999-04-14 2003-09-16 Genlyte Thomas Group Llc High efficiency asymmetrical optical assembly
US7273301B2 (en) 2004-05-06 2007-09-25 Genlyte Thomas Group, Llc Luminaire construction
US7607794B1 (en) 2006-08-18 2009-10-27 Genlyte Thomas Group Llc Recessed wall-wash kick reflector
US7722208B1 (en) 2007-09-30 2010-05-25 Genlyte Thomas Group, Llc Recessed luminaire trim assembly
WO2009077008A1 (de) * 2007-12-18 2009-06-25 Osram Gesellschaft mit beschränkter Haftung Elektrische reflektorlampe mit zwei im wesentlichen parallelen leuchtkörper-abschnitten

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4894287A (en]) * 1972-03-13 1973-12-05
JPS4929657A (en]) * 1972-07-11 1974-03-16
US4208704A (en) * 1977-06-17 1980-06-17 Lucas Industries Limited Lamp reflector for a motor vehicle

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE423470C (de) * 1925-04-01 1926-01-05 Erich Am Ende Fa Reflektor fuer Leuchtkoerper
US3688149A (en) 1970-10-01 1972-08-29 Westinghouse Electric Corp Vehicle headlamp having a dual-segment reflector
US3825742A (en) * 1973-01-02 1974-07-23 Gte Sylvania Inc Lamp unit with controlled-diffusion reflector and method of making the reflector
DE2406418A1 (de) * 1974-02-11 1975-08-14 Patra Patent Treuhand Reflektor mit radialen rillen und verfahren zur herstellung
JPS5117239A (ja) * 1974-08-02 1976-02-12 Seiko Instr & Electronics Ekishoretsukaboshipanerugarasu
US4021659A (en) * 1975-10-30 1977-05-03 General Electric Company Projector lamp reflector
US4035631A (en) * 1975-12-15 1977-07-12 General Electric Company Projector lamp reflector
DE2815171C2 (de) * 1978-04-07 1987-03-05 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Film- und Fotoaufnahmeleuchte
US4218727A (en) 1978-07-03 1980-08-19 Sylvan R. Shemitz And Associates, Inc. Luminaire

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4894287A (en]) * 1972-03-13 1973-12-05
JPS4929657A (en]) * 1972-07-11 1974-03-16
US4208704A (en) * 1977-06-17 1980-06-17 Lucas Industries Limited Lamp reflector for a motor vehicle

Also Published As

Publication number Publication date
JPS5753707A (en) 1982-03-30
US4428038A (en) 1984-01-24
JPH0514243Y2 (en]) 1993-04-16
DE3027774A1 (de) 1982-02-18
GB2080968A (en) 1982-02-10
DE3027774C2 (en]) 1992-03-05
GB2080968B (en) 1984-07-11

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