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GB2106625B - Reflector for headlamps of motor vehicles - Google Patents

Reflector for headlamps of motor vehicles

Info

Publication number
GB2106625B
GB2106625B GB08220026A GB8220026A GB2106625B GB 2106625 B GB2106625 B GB 2106625B GB 08220026 A GB08220026 A GB 08220026A GB 8220026 A GB8220026 A GB 8220026A GB 2106625 B GB2106625 B GB 2106625B
Authority
GB
United Kingdom
Prior art keywords
headlamps
reflector
motor vehicles
vehicles
motor
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
GB08220026A
Other languages
English (en)
Other versions
GB2106625A (en
Inventor
Werner Grunwald
Norbert Leibrand
Heinrich Schmid
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB2106625A publication Critical patent/GB2106625A/en
Application granted granted Critical
Publication of GB2106625B publication Critical patent/GB2106625B/en
Expired 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
    • 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
    • F21S41/323—Optical layout thereof the reflector having two perpendicular cross sections having regular geometrical curves of a distinct nature

Landscapes

  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Elements Other Than Lenses (AREA)
GB08220026A 1981-07-10 1982-07-09 Reflector for headlamps of motor vehicles Expired GB2106625B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813127250 DE3127250A1 (de) 1981-07-10 1981-07-10 Reflektor fuer scheinwerfer von kraftfahrzeugen

Publications (2)

Publication Number Publication Date
GB2106625A GB2106625A (en) 1983-04-13
GB2106625B true GB2106625B (en) 1985-07-17

Family

ID=6136578

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08220026A Expired GB2106625B (en) 1981-07-10 1982-07-09 Reflector for headlamps of motor vehicles

Country Status (4)

Country Link
JP (1) JPS5818801A (de)
DE (1) DE3127250A1 (de)
FR (1) FR2509428B1 (de)
GB (1) GB2106625B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2545152B1 (de) * 1983-04-27 1985-08-16 Cibie Projecteurs
JPH0810561B2 (ja) * 1988-11-30 1996-01-31 市光工業株式会社 前照灯の光学系
JP2787744B2 (ja) * 1992-09-04 1998-08-20 株式会社小糸製作所 車輌用灯具の反射鏡
NZ335289A (en) * 1996-10-18 2000-07-28 Walter Wadey & Company Pty Ltd Flood light or luminaire construction with at least three part parabolic sections with common focal line
GB2337827A (en) * 1998-03-27 1999-12-01 Derwent Systems Limited Infra-red reflector and illumination system
JP3990523B2 (ja) * 2000-01-20 2007-10-17 株式会社小糸製作所 反射鏡のための基礎曲面を評価する方法、反射鏡のための基礎曲面を評価する評価システム、および記録媒体

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1656130A (en) * 1926-04-14 1928-01-10 William E Allen Headlight
DE637870C (de) * 1929-12-31 1936-11-05 Bruno Heymann Ellipsoidischer Reflektor fuer die Reflexion von Licht-, Schall-, Waerme- o. dgl. Wellen
AT144762B (de) * 1933-11-08 1936-02-25 Gaston De Coupigny Seitenscheinwerfer für Fahrzeuge.
FR1055435A (fr) * 1952-05-05 1954-02-18 Ducellier Ets Projecteur pour véhicules
FR1511623A (fr) * 1966-12-02 1968-02-02 Koito Mfg Co Ltd Réflecteur perfectionné et dispositif éclairant muni dudit réflecteur
DD143323A1 (de) * 1978-12-20 1980-08-13 Manfred Roessler Beleuchtungssystem fuer fotografische kopiergeraete

Also Published As

Publication number Publication date
DE3127250A1 (de) 1983-01-20
JPS5818801A (ja) 1983-02-03
FR2509428A1 (fr) 1983-01-14
GB2106625A (en) 1983-04-13
FR2509428B1 (fr) 1987-09-18

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Legal Events

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