GB2079435B - Reflector lamp - Google Patents

Reflector lamp

Info

Publication number
GB2079435B
GB2079435B GB8117852A GB8117852A GB2079435B GB 2079435 B GB2079435 B GB 2079435B GB 8117852 A GB8117852 A GB 8117852A GB 8117852 A GB8117852 A GB 8117852A GB 2079435 B GB2079435 B GB 2079435B
Authority
GB
United Kingdom
Prior art keywords
reflector lamp
reflector
lamp
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.)
Expired
Application number
GB8117852A
Other versions
GB2079435A (en
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of GB2079435A publication Critical patent/GB2079435A/en
Application granted granted Critical
Publication of GB2079435B publication Critical patent/GB2079435B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
    • F21S41/331—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of complete annular areas
    • F21S41/333—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of complete annular areas with discontinuity at the junction between adjacent areas
    • 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)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
GB8117852A 1980-07-03 1981-06-10 Reflector lamp Expired GB2079435B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16561080A 1980-07-03 1980-07-03

Publications (2)

Publication Number Publication Date
GB2079435A GB2079435A (en) 1982-01-20
GB2079435B true GB2079435B (en) 1984-05-23

Family

ID=22599643

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8117852A Expired GB2079435B (en) 1980-07-03 1981-06-10 Reflector lamp

Country Status (5)

Country Link
JP (1) JPS5730801A (en)
CA (1) CA1172682A (en)
DE (1) DE3125168C2 (en)
FR (1) FR2486200A1 (en)
GB (1) GB2079435B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2089956B (en) * 1980-12-22 1984-07-04 Gen Electric Lamp with shaped reflector and lens
HU191444B (en) * 1984-09-21 1987-02-27 Tungsram Rt,Hu Reflector lamp
DE59107556D1 (en) * 1991-06-21 1996-04-18 Tetsuhiro Kano Reflector and method for producing a reflector shape
JP2601713Y2 (en) * 1992-03-13 1999-12-06 株式会社キャットアイ Lighting equipment
US5586015A (en) * 1993-06-18 1996-12-17 General Electric Company Sports lighting luminaire having low glare characteristics
GB2290132A (en) * 1994-05-31 1995-12-13 Rank Brimar Ltd Light Sources
JP2001201623A (en) * 2000-01-20 2001-07-27 Fujitsu General Ltd Illumination light source device
JP4563557B2 (en) * 2000-07-18 2010-10-13 株式会社トプコン Illumination optical system of exposure equipment
DE102017100945B4 (en) 2017-01-18 2019-06-27 LIMO GmbH Lens device or mirror device and device for homogenization of light

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB314545A (en) * 1928-06-30 1930-07-24 Machal Projecteurs Improvements in or relating to vehicle and like lamps
GB344382A (en) * 1929-11-22 1931-03-23 Harold Dennis Taylor An improvement in lamps for motor or other vehicles, and for other purposes
GB367053A (en) * 1930-11-21 1932-02-18 Harold Dennis Taylor An improvement in lamps for motor and other vehicles and for other purposes
JPS4020132Y1 (en) * 1964-04-15 1965-07-13
JPS422233Y1 (en) * 1964-10-02 1967-02-09

Also Published As

Publication number Publication date
FR2486200A1 (en) 1982-01-08
GB2079435A (en) 1982-01-20
CA1172682A (en) 1984-08-14
DE3125168C2 (en) 1983-07-21
DE3125168A1 (en) 1982-03-04
JPS5730801A (en) 1982-02-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee