EP 1242760 A4 20050323 - EXHAUST VALVE FOR COMBUSTION ENGINES
Title (en)
EXHAUST VALVE FOR COMBUSTION ENGINES
Title (de)
AUSLASSVENTIL FÜR VERBRENNUNGSMOTOR
Title (fr)
SOUPAPE D'ECHAPPEMENT POUR MOTEURS A COMBUSTION
Publication
Application
Priority
US 9931159 W 19991229
Abstract (en)
[origin: WO0150047A1] An exhaust valve (10) includes a housing (44) having a passageway (46) extending axially therethrough. The exhaust valve (10) also includes a rotatable butterfly plate (50) disposed in the passageway (46) of the housing (44) and having an annular groove (52) in a periphery thereof. The exhaust valve (10) further includes a ring seal (60) disposed in the groove (52) and being radially compressible and expandable for engagement and disengagement with the housing for opening and closing the passageway (46) to allow and prevent exhaust gases flowing therethrough.
IPC 1-7
IPC 8 full level
F02D 9/04 (2006.01); F02D 9/10 (2006.01); F16K 1/226 (2006.01)
CPC (source: EP)
F02D 9/04 (2013.01); F02D 9/1015 (2013.01); F02D 9/1025 (2013.01); F02D 9/1065 (2013.01); F16K 1/2261 (2013.01); F02D 9/10 (2013.01); Y02T 10/12 (2013.01)
Citation (search report)
- [XY] DE 19530579 A1 19960814 - SCHMITZ & SCHULTE GMBH & CO KG [DE]
- [X] US 4872642 A 19891010 - OSHIMA AKIRA [JP]
- [Y] US 4884744 A 19891205 - PADGAONKAR ARVIND J [US]
- [A] US 3807690 A 19740430 - PFUNDSTEIN K
- [A] US 5632304 A 19970527 - KEMPKA KARL H [DE], et al
- [X] PATENT ABSTRACTS OF JAPAN vol. 010, no. 286 (M - 521) 27 September 1986 (1986-09-27)
- See references of WO 0150047A1
Designated contracting state (EPC)
AT BE DE GB
DOCDB simple family (publication)
WO 0150047 A1 20010712; EP 1242760 A1 20020925; EP 1242760 A4 20050323
DOCDB simple family (application)
US 9931159 W 19991229; EP 99967736 A 19991229