EP 3152416 A4 20180228 - INLET VALVE FOR A CYLINDER IN AN COMBUSTION ENGINE
Title (en)
INLET VALVE FOR A CYLINDER IN AN COMBUSTION ENGINE
Title (de)
EINLASSVENTIL FÜR EINEN ZYLINDER IN EINEN VERBRENNUNGSMOTOR
Title (fr)
CLAPET D'ASPIRATION POUR UN CYLINDRE DANS UN MOTEUR A COMBUSTION
Publication
Application
Priority
- NO 20140690 A 20140603
- NO 2015050099 W 20150603
Abstract (en)
[origin: WO2015187034A1] Inlet valve (110) for a cylinder of an combustion engine, comprising an upper valve stem (112) and a lower disk shaped valve seat (114) with a linear and oblique outer seating surface (116), said valve seat (114) being wider in cross section than the valve stem (112), and in where the valve seat (114) and the valve stem (112) are converging in a transition area (118) between the two parts, wherein the valve seat (114) comprises an ellipsoidal flow separation surface (120) running downstream from an end of said seating surface (116) to an underside (124) of the valve seat (114).
IPC 8 full level
CPC (source: EP)
F01L 3/00 (2013.01); F01L 3/06 (2013.01); F01L 3/20 (2013.01); Y02T 10/12 (2013.01)
Citation (search report)
- [XI] FR 2467972 A1 19810430 - RENAULT [FR]
- [X] US 5081965 A 19920121 - WALTERS CRAIG E [US], et al
- [X] JP 2008088959 A 20080417 - YAMAHA MOTOR CO LTD
- [X] JP S6047809 A 19850315 - ISUZU MOTORS LTD
- [X] US 2002036280 A1 20020328 - MURAYAMA TAKEMI [JP]
- See references of WO 2015187034A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2015187034 A1 20151210; EP 3152416 A1 20170412; EP 3152416 A4 20180228; NO 20140690 A1 20151204; NO 336985 B1 20151214
DOCDB simple family (application)
NO 2015050099 W 20150603; EP 15803927 A 20150603; NO 20140690 A 20140603