EP 0843125 A1 19980520 - Headlamp comprising an arc discharge bulb

Title (en)

Headlamp comprising an arc discharge bulb

Title (de)

Scheinwerfer mit Gasentladungslampe

Title (fr)

Projecteur à lampe à décharge

Publication

EP 0843125 A1 19980520 (FR)

Application

EP 97402709 A 19971113

Priority

FR 9613799 A 19961113

Abstract (en)

A headlight using a discharge lamp (2) has a paraboloid reflector (1) which is made from sheet metal or plastic with a deposited aluminium film. The lamp (2) has a discharge tube (2a) at the focal point of the reflector and a supplying base (2b). A metallic ring (4) has a flange (4a) which is located between the reflector (1) and lamp base (2b) by lugs (1a). A front screen (3) is supported by clips (6) which also from part of a system which earths both the metallic ring (4) and the front screen (3).

Abstract (fr)

Projecteur à lampe à décharge pour véhicule automobile comportant un réflecteur (1, 11, 21) concave dans le fond duquel est disposée une lampe à décharge (2, 12, 22), caractérisé en ce qu'il comporte, à l'intérieur du réflecteur (1, 11, 21), une bague métallique (4, 14, 24) qui entoure la lampe à décharge (2, 12, 22) à proximité de son culot et qui est reliée à la masse. <IMAGE>

IPC 1-7

F21M 3/10; F21V 25/00; F21M 3/14

IPC 8 full level

F21V 23/00 (2006.01); F21S 8/10 (2006.01); F21V 11/16 (2006.01); F21V 25/00 (2006.01); F21Y 101/00 (2016.01)

CPC (source: EP US)

F21S 41/172 (2017.12 - EP US); F21S 41/43 (2017.12 - EP); F21V 25/00 (2013.01 - EP US)

Citation (search report)

[A] DE 4139905 A1 19930609
[A] WO 9115711 A1 19911017 - BOSCH GMBH ROBERT [DE]
[A] GB 2276714 A 19941005 - BOSCH GMBH ROBERT [DE]
[A] GB 2249165 A 19920429 - KOITO MFG CO LTD [JP]
[A] DE 19611308 A1 19961010 - VALEO VISION [FR]

Designated contracting state (EPC)

DE ES GB IT

DOCDB simple family (publication)

EP 0843125 A1 19980520; EP 0843125 B1 20020220; DE 69710559 D1 20020328; DE 69710559 T2 20030109; DE 69718309 D1 20030213; DE 69718309 T2 20031023; EP 0898113 A1 19990224; EP 0898113 B1 20030108; ES 2170349 T3 20020801; ES 2186076 T3 20030501; FR 2755747 A1 19980515; FR 2755747 B1 19990129; JP 4229995 B2 20090225; JP H10162605 A 19980619

DOCDB simple family (application)

EP 97402709 A 19971113; DE 69710559 T 19971113; DE 69718309 T 19971113; EP 98120777 A 19971113; ES 97402709 T 19971113; ES 98120777 T 19971113; FR 9613799 A 19961113; JP 31195497 A 19971113