Inventor
GOLOVATAI-SCHMIDT EDUARD
DE28 patents
⚠️ This page may combine multiple inventors who share the name “GOLOVATAI-SCHMIDT EDUARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
INA SCHAEFFLER KG
7 patentsUS7137411B2Nov 21, 2006
Electromagnetic hydraulic valve, typically a 3/2 directional switching valve for controlling a variable valve train of an internal combustion engine
INA SCHAEFFLER KG30 citations92
US7481242B2Jan 27, 2009
Solenoid-operated directional control valve
INA SCHAEFFLER KG10 citations84
US6805080B2Oct 19, 2004
Device for changing the control times of gas exchange valves of internal combustion engine, particularly rotary piston adjustment device for rotation angle adjustment of a camshaft relative to a crankshaft
INA SCHAEFFLER KG17 citations84
US6613220B2Sep 2, 2003
Sieve filter for fluid conduits, especially for hydraulic pressure lines in internal combustion engines
INA SCHAEFFLER KG15 citations84
US6928967B2Aug 16, 2005
Electromagnetic hydraulic valve, in particular a proportional valve for controlling device for adjusting the rotation angle of a camshaft relative to the crankshaft in an internal combustion engine, and a method for the production thereof
INA SCHAEFFLER KG6 citations71
US6613221B2Sep 2, 2003
Sieve filter for fluid conduits, especially for hydraulic pressure lines in internal combustion engines
INA SCHAEFFLER KG3 citations61
US6609486B2Aug 26, 2003
Device for changing the control times of gas exchange valves in an internal combustion engine
INA SCHAEFFLER KG5 citations54
SCHAEFFLER WAELZLAGER KG
6 patentsUS5566651AOct 22, 1996
Device for continuous angular adjustment between two shafts in driving relationship
SCHAEFFLER WAELZLAGER KG30 citations92
US5540197AJul 30, 1996
Device for adjusting valve timing in an internal combustion engine
SCHAEFFLER WAELZLAGER KG49 citations92
US5474038ADec 12, 1995
Device for continuous automatic angular adjustment between two shafts in driving relationship
SCHAEFFLER WAELZLAGER KG31 citations89
US5236396AAug 17, 1993
Friction device, in particular for belt tensioners
SCHAEFFLER WAELZLAGER KG35 citations86
US5829398ANov 3, 1998
Valve timing control device for gas exchange valves on an internal combustion engine
SCHAEFFLER WAELZLAGER KG6 citations63
US5605121AFeb 25, 1997
Device for adjusting valve timing in an internal combustion engine
SCHAEFFLER WAELZLAGER KG6 citations63
SCHAEFFLER WAELZLAGER OHG
4 patentsUS6313726B1Nov 6, 2001
Electromagnet, particularly a proportional magnet for operating a hydraulic valve
SCHAEFFLER WAELZLAGER OHG57 citations96
US6267089B1Jul 31, 2001
Appliance for modifying the timing of gas-exchange valves of an internal combustion engine, in particular hydraulic camshaft adjustment device of rotary piston type
SCHAEFFLER WAELZLAGER OHG4 citations63
US5934233AAug 10, 1999
Apparatus for adjusting the basic position of a camshaft adjustment unit of an internal combustion engine
SCHAEFFLER WAELZLAGER OHG3 citations63
US6397801B2Jun 4, 2002
Valve timing control apparatus of an internal combustion engine
SCHAEFFLER WAELZLAGER OHG1 citations52
SCHAEFFLER KG
3 patentsUS7243680B2Jul 17, 2007
Electromagnetic hydraulic valve, in particular a 3/2-way directional control valve, for controlling a variable drive train of an internal combustion engine
SCHAEFFLER KG24 citations92
US7503115B2Mar 17, 2009
Electromagnetic hydraulic valve, in particular a proportional valve for controlling a device for adjusting the rotation angle of a camshaft relative to the crankshaft in an internal combustion engine, and a method for the production thereof
SCHAEFFLER KG2 citations60
US7987824B2Aug 2, 2011
Device for the hydraulic control of gas exchange valves of a reciprocating internal combustion engine
SCHAEFFLER KG2 citations59