Global Patent Index - EP 0970294 A1

EP 0970294 A1 2000-01-12 - VALVE GUIDE FOR AN INTERNAL COMBUSTION ENGINE

Title (en)

VALVE GUIDE FOR AN INTERNAL COMBUSTION ENGINE

Title (de)

VENTILFÜHRUNG EINES VERBRENNUNGSMOTORS

Title (fr)

COMMANDE DE SOUPAPE POUR MOTEUR A COMBUSTION INTERNE

Publication

EP 0970294 A1 (DE)

Application

EP 98924074 A

Priority

  • DE 19712059 A
  • EP 9801711 W

Abstract (en)

[origin: DE19712059A1] The invention relates to a valve (1) for an internal combustion engine, comprising a valve shaft (2) which is mounted with a ball bearing (3) with at least two spherical rings. Said bearing has little slack and is arranged in a thin-walled guide sleeve (6) exhibiting good thermoconductivity. Said sleeve (6) contains a lubricant tank (7).

IPC 1-7 (main, further and additional classification)

F01L 3/08

IPC 8 full level (invention and additional information)

F01L 3/08 (2006.01); F01L 3/12 (2006.01); F01L 9/04 (2006.01); F16C 33/66 (2006.01); F16C 35/077 (2006.01); H01F 7/16 (2006.01)

CPC (invention and additional information)

H01F 7/1638 (2013.01); F01L 3/08 (2013.01); F01L 3/12 (2013.01); F01L 9/04 (2013.01); H01F 2007/1692 (2013.01)

Citation (search report)

See references of WO 9842954A1

Designated contracting state (EPC)

DE FR GB IT

EPO simple patent family

DE 19712059 A1 19981001; EP 0970294 A1 20000112; JP 2001526754 A 20011218; WO 9842954 A1 19981001

INPADOC legal status


2002-05-02 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20011010

2001-05-16 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20010330

2000-01-12 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 19990831

2000-01-12 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE FR GB IT