EP 1288447 A3 20030827 - Valve spring assembly, valve spring retainer and method of building a valve spring assembly
Title (en)
Valve spring assembly, valve spring retainer and method of building a valve spring assembly
Title (de)
Ventilfederzusammenbau, Ventilfederteller und Verfahren zur Montage eines Ventilfederzusammenbaus
Title (fr)
Ensemble de ressort de soupape, coupelle de ressort de soupape et méthode d'assemblage d'ensemble de ressort de soupape
Publication
Application
Priority
DE 10141782 A 20010825
Abstract (en)
[origin: EP1288447A2] A locking element (22) is retained by an elastic lock (24) in the interior of a valve spring plate (20), and interacts with the plate to limit axial movement of the plate on the valve stem in one direction. An Independent claim is also included for a method in installing the valve spring assembly to a valve stem.
IPC 1-7
IPC 8 full level
F01L 1/46 (2006.01); F01L 3/10 (2006.01); F01L 3/24 (2006.01)
CPC (source: EP US)
F01L 1/462 (2013.01 - EP US); F01L 3/10 (2013.01 - EP US); F01L 2301/00 (2020.05 - EP US)
Citation (search report)
- [XY] GB 595696 A 19471212 - ALFRED HENRI MARIUS LOUIS MART, et al
- [XY] US 2759466 A 19560821 - FRED HEIMBUCH ELMER
- [XY] US 2855915 A 19581014 - NORTON SAMUEL H
- [XY] EP 0387922 A2 19900919 - NGK SPARK PLUG CO [JP]
- [XY] FR 999650 A 19520204 - FORD
- [XY] GB 665435 A 19520123 - FORD MOTOR CO
- [XY] GB 629192 A 19490914 - JOHN LESLIE CLOUDSLEY, et al
- [Y] US 5515821 A 19960514 - WOLCK JR JOHN G [US]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
DOCDB simple family (publication)
EP 1288447 A2 20030305; EP 1288447 A3 20030827; EP 1288447 B1 20060426; AT E324515 T1 20060515; BR 0203851 A 20030520; CN 1407212 A 20030402; DE 10141782 A1 20030306; DE 50206535 D1 20060601; JP 2003074316 A 20030312; MX PA02008202 A 20050908; US 2003038269 A1 20030227; US 6811143 B2 20041102
DOCDB simple family (application)
EP 02017051 A 20020727; AT 02017051 T 20020727; BR 0203851 A 20020823; CN 02142578 A 20020825; DE 10141782 A 20010825; DE 50206535 T 20020727; JP 2002243534 A 20020823; MX PA02008202 A 20020822; US 21784502 A 20020813