EP 1092841 A1 20010418 - Valve seal
Title (en)
Valve seal
Title (de)
Ventilschaftabdichtung
Title (fr)
Joint de queue de soupape
Publication
Application
Priority
DE 19949248 A 19991013
Abstract (en)
The valve shaft seal has an elastomer sealing element (2) with spring-loaded sealing lip and reinforcement ring. The sealing element is positioned against the end face (6) of the valve shaft guide (5) and preferably has an axial ring face (7) for bearing against same. the reinforcement ring seen in longitudinal section has an angular or S-shape with the inwardly aligned arm (12) lying at the transition to the sealing lip and enclosed by the elastomer material.
Abstract (de)
Ventilschaftabdichtung an Verbrennungskraftmaschinen für Fahrzeuge mit auf die Ventilschaftführung aufgesetzten und daran positionierten elastomerem Dichtelement mit am Ventilschaft anliegender federbelasteter Dichtlippe und einem das Dichtelement einfassenden Versteifungsring, wobei die Positionierung des Dichtelements (2) an der Stirnfläche (6) der Ventilschaftführung (5) erfolgt. <IMAGE>
IPC 1-7
IPC 8 full level
F01L 3/08 (2006.01)
CPC (source: EP)
F01L 3/08 (2013.01)
Citation (applicant)
- DE 19709170 A1 19980924 - CR ELASTOMERE GMBH [DE]
- EP 0645524 A1 19950329 - FREUDENBERG CARL FA [DE]
Citation (search report)
- [Y] US 5553869 A 19960910 - STAMBACK MARK A [US]
- [YD] EP 0645524 A1 19950329 - FREUDENBERG CARL FA [DE]
- [X] US 4773363 A 19880927 - STRITZKE BERNARD G [US]
- [A] US 4834037 A 19890530 - LAFEVER EDWARD E [US]
- [X] PATENT ABSTRACTS OF JAPAN vol. 004, no. 143 (M - 035) 8 October 1980 (1980-10-08)
Designated contracting state (EPC)
DE FR IT
DOCDB simple family (publication)
DOCDB simple family (application)
EP 00115709 A 20000721; DE 19949248 A 19991013