Inventor
CHIAPPINI STEFANO
IT7 patents
Patents
7 patentsUS6530350B2Mar 11, 2003
Internal-combustion engine with hydraulic system for variable operation of the valves and means for compensating variations in volume of the hydraulic fluid
FIAT RICERCHE13 citations82
US6918364B2Jul 19, 2005
Multicylinder engine with valve variable actuation, and an improved valve braking device therefor
FIAT RICERCHE19 citations76
US6553950B2Apr 29, 2003
Internal-combustion engine with variable-operation valves and auxiliary hydraulic tappet
FIAT RICERCHE10 citations72
US7210438B2May 1, 2007
Internal combustion engine having valves with variable actuation each provided with a hydraulic tappet at the outside of the associated actuating unit
FIAT RICERCHE8 citations71
US6520130B2Feb 18, 2003
Internal-combustion engine with hydraulic system for variable operation of the valves and with means for bleeding the hydraulic system
FIAT RICERCHE6 citations61
US6520129B2Feb 18, 2003
Internal combustion engine with an hydraulic system for the variable driving of valves and a double-piston tappet
FIAT RICERCHE1 citations51
US6712030B2Mar 30, 2004
Internal-combustion engine with hydraulic system for variable operation of the engine valves
FIAT RICERCHE0 citations40