P

Inventor

SPEIL WALTER

DE62 patents
⚠️ This page may combine multiple inventors who share the name “SPEIL WALTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHAEFFLER WAELZLAGER KG

22 patents
US5782216AJul 21, 1998

Engageable tappet for a valve drive of an internal combustion engine

SCHAEFFLER WAELZLAGER KG63 citations93
US5669342ASep 23, 1997

Device for simultaneous actuation of at least two gas exchange valves

SCHAEFFLER WAELZLAGER KG35 citations93
US5261361ANov 16, 1993

Assembly for simultaneously actuating two valves of an internal combustion engine

SCHAEFFLER WAELZLAGER KG43 citations93
US4747376AMay 31, 1988

Hydraulic valve clearance compensation element

SCHAEFFLER WAELZLAGER KG30 citations93
US5954020ASep 21, 1999

Cup-shaped tappet

SCHAEFFLER WAELZLAGER KG19 citations89
US5622146AApr 22, 1997

Finger lever for actuating gas exchange valves

SCHAEFFLER WAELZLAGER KG18 citations84
US4856468AAug 15, 1989

Ball-and-socket joint

SCHAEFFLER WAELZLAGER KG21 citations81
US5890463AApr 6, 1999

Tappet with a hydraulic valve clearance compensation element

SCHAEFFLER WAELZLAGER KG6 citations74
US5860399AJan 19, 1999

Hydraulic clearance compensation element

SCHAEFFLER WAELZLAGER KG8 citations74
US5746165AMay 5, 1998

Valve drive of an internal combustion engine

SCHAEFFLER WAELZLAGER KG11 citations73
US4876994AOct 31, 1989

Hydraulic play compensation element

SCHAEFFLER WAELZLAGER KG18 citations73
US5503121AApr 2, 1996

Oil supply for a valve actuation device

SCHAEFFLER WAELZLAGER KG16 citations72
US5501187AMar 26, 1996

Connection of a guide rail of a valve actuation device with a camshaft bearing

SCHAEFFLER WAELZLAGER KG16 citations72
US5787850AAug 4, 1998

Hydraulic clearance compensation element

SCHAEFFLER WAELZLAGER KG2 citations63
US5778839AJul 14, 1998

Finger lever for actuating a gas exchange valve

SCHAEFFLER WAELZLAGER KG5 citations63
US5727509AMar 17, 1998

Cam follower in the form of a tappet or a lever having a hydraulic valve clearance compensation element

SCHAEFFLER WAELZLAGER KG5 citations63
US5636604AJun 10, 1997

Tappet for a valve drive of an internal combustion engine

SCHAEFFLER WAELZLAGER KG3 citations63
US5595149AJan 21, 1997

Method of first filling of a hydraulic valve actuating device

SCHAEFFLER WAELZLAGER KG3 citations63
US5586528ADec 24, 1996

Tappet for the valve drive of an internal combustion engine

SCHAEFFLER WAELZLAGER KG4 citations63
US5450826ASep 19, 1995

Tappet for the valve drive of an internal combustion engine

SCHAEFFLER WAELZLAGER KG2 citations63
US5408959AApr 25, 1995

Tappet with hydraulic valve clearance compensation and floating piston

SCHAEFFLER WAELZLAGER KG3 citations63
US5117787AJun 2, 1992

Self-adjusting hydraulic valve tappet

SCHAEFFLER WAELZLAGER KG5 citations63

SCHAEFFLER WAELZLAGER OHG

14 patents
US5875748AMar 2, 1999

Device and method for operating a valve drive of an internal combustion engine

SCHAEFFLER WAELZLAGER OHG54 citations96
US5832884ANov 10, 1998

Device and method for operating a valve drive of an internal combustion engine

SCHAEFFLER WAELZLAGER OHG32 citations93
US6138626AOct 31, 2000

Operating lever for a valve train of an internal combustion engine

SCHAEFFLER WAELZLAGER OHG16 citations84
US5975038ANov 2, 1999

Pushrod for operating the valve gear mechanism of an internal combustion engine

SCHAEFFLER WAELZLAGER OHG18 citations84
US6220213B1Apr 24, 2001

Rocker arm installed in a cylinder head of a valve train of an internal combustion engine

SCHAEFFLER WAELZLAGER OHG10 citations74
US6032631AMar 7, 2000

Tappet for a valve train of an internal combustion engine

SCHAEFFLER WAELZLAGER OHG6 citations74
US5979385ANov 9, 1999

Valve tappet actuated by the cam of an internal combustion engine

SCHAEFFLER WAELZLAGER OHG9 citations74
US6470842B2Oct 29, 2002

Lever-type cam follower

SCHAEFFLER WAELZLAGER OHG2 citations63
US6318322B1Nov 20, 2001

Valve drive of an internal combustion engine

SCHAEFFLER WAELZLAGER OHG2 citations63
US6192846B1Feb 27, 2001

Housing for an engageable and disengageable bucket tappet

SCHAEFFLER WAELZLAGER OHG6 citations63
US6119644ASep 19, 2000

Hydraulic clearance compensation element

SCHAEFFLER WAELZLAGER OHG4 citations63
US6089200AJul 18, 2000

Valve tappet actuated by a CAM of an internal combustion engine

SCHAEFFLER WAELZLAGER OHG1 citations63
US6065435AMay 23, 2000

Valve tappet actuated by a cam of an internal combustion engine

SCHAEFFLER WAELZLAGER OHG4 citations63
US5884595AMar 23, 1999

Mechanical cup pushrod for an internal combustion engine's valve gear

SCHAEFFLER WAELZLAGER OHG4 citations63

MOTOMAK

10 patents

INA SCHAEFFLER KG

1 patent

MOTOMAK MOTORENBAU MACHINEN UN

1 patent

(unassigned)

1 patent

ROUSSEL UCLAF

1 patent

Showing the top 50 of 62 patents by PatentIndex Score.