Inventor
TRZMIEL ALFRED
DE38 patents
⚠️ This page may combine multiple inventors who share the name “TRZMIEL ALFRED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HYDRAULIK RING GMBH
29 patentsUS6374784B1Apr 23, 2002
Valve control mechanism for intake and exhaust valves of internal combustion engines
HYDRAULIK RING GMBH61 citations93
US6223763B1May 1, 2001
Hydraulic system for actuating at least two operational areas in a vehicle
HYDRAULIK RING GMBH22 citations92
US6053138AApr 25, 2000
Device for hydraulic rotational angle adjustment of a shaft relative to a drive wheel
HYDRAULIK RING GMBH30 citations92
US6053137AApr 25, 2000
Device for supplying pressure medium and/or lubricant to a hydraulic consumer in an internal combustion engine
HYDRAULIK RING GMBH19 citations92
US5941611AAug 24, 1999
Actuating device for brakes of a vehicle, preferably a motor vehicle
HYDRAULIK RING GMBH26 citations92
US5597367AJan 28, 1997
Apparatus for tensioning of a cam shaft drive
HYDRAULIK RING GMBH33 citations91
US6085708AJul 11, 2000
Device for hydraulic rotational angle adjustment of a shaft relative to a drive wheel
HYDRAULIK RING GMBH51 citations89
US6923223B2Aug 2, 2005
Storage device for a liquid medium
HYDRAULIK RING GMBH14 citations84
US6814036B2Nov 9, 2004
Valve control for adjusting the stroke of valves of motor vehicle engines
HYDRAULIK RING GMBH18 citations84
US6222360B1Apr 24, 2001
Arrangement for determining the position of an object of measurement without contacting the object
HYDRAULIK RING GMBH15 citations84
US6202699B1Mar 20, 2001
Solenoid valve
HYDRAULIK RING GMBH13 citations74
US5887851AMar 30, 1999
Control device, especially for a transmission of a motor vehicle, as well as a method for manufacturing such a control device
HYDRAULIK RING GMBH15 citations74
US5821671AOct 13, 1998
Actuating device, preferably for vehicles, especially for motor vehicles
HYDRAULIK RING GMBH11 citations74
US5706712AJan 13, 1998
Adjusting drive for transmission of motorized vehicles
HYDRAULIK RING GMBH12 citations74
US5623852AApr 29, 1997
Adjusting drive system for transmission of motorized vehicles
HYDRAULIK RING GMBH16 citations74
US5301781AApr 12, 1994
Clutch for vehicles
HYDRAULIK RING GMBH16 citations74
US6968815B2Nov 29, 2005
Actuating device for securing a camshaft of an engine of a motor vehicle in a start position
HYDRAULIK RING GMBH10 citations73
US6851326B2Feb 8, 2005
Control device for a semiautomatic gearshift mechanism of vehicles, preferably motor vehicles
HYDRAULIK RING GMBH9 citations73
US6739297B2May 25, 2004
Actuating device for securing a camshaft of an engine of a motor vehicle in a start position
HYDRAULIK RING GMBH9 citations73
US6205964B1Mar 27, 2001
Damping device for movable masses, preferably for electromagnetic systems
HYDRAULIK RING GMBH10 citations73
US6474749B2Nov 5, 2002
Hydraulic system for actuating at least two operating systems of a motor vehicle
HYDRAULIK RING GMBH5 citations63
US7107952B2Sep 19, 2006
Actuating device for securing a camshaft of an engine of a motor vehicle in a start position
HYDRAULIK RING GMBH3 citations62
US6227390B1May 8, 2001
Closure arrangement for a container with clamping projections and interfitting slanted grooves
HYDRAULIK RING GMBH2 citations62
US6981429B2Jan 3, 2006
Actuating device, especially a hydraulic or pneumatic actuator, for transmissions of vehicles, particularly motor vehicles
HYDRAULIK RING GMBH6 citations61
US5802849ASep 8, 1998
Actuating device for coupling of an automatic transmission of a vehicle
HYDRAULIK RING GMBH0 citations52
US6910465B2Jun 28, 2005
Throttle valve especially for high-pressure diesel pumps of injection devices of motor vehicles
HYDRAULIK RING GMBH1 citations51
US6833779B2Dec 21, 2004
Proportional solenoid valve, preferably proportional throttle valve, especially for high pressure diesel pumps of motor vehicles
HYDRAULIK RING GMBH0 citations51
US5322259AJun 21, 1994
Proportional magnet valve
HYDRAULIK RING GMBH1 citations48
US7013877B2Mar 21, 2006
Pressure control valve, especially for high pressure diesel pumps of injection devices of motor vehicles
HYDRAULIK RING GMBH0 citations41
PORSCHE AG
6 patentsUS6205965B1Mar 27, 2001
Device for adjusting the relative rotational background of camshafts
PORSCHE AG27 citations93
US5109813AMay 5, 1992
Chain drive tensioning and adjusting arrangement
PORSCHE AG39 citations91
US5117786AJun 2, 1992
Chain tensioner for an internal-combustion engine
PORSCHE AG27 citations90
US5606941AMar 4, 1997
Variable timing camshaft drive system
PORSCHE AG54 citations89
US6668777B2Dec 30, 2003
Arrangement for the relative angle-of-rotation adjustment of a camshaft of an internal-combustion engine with respect to a driving wheel
PORSCHE AG9 citations73
US5120278AJun 9, 1992
Arrangement for the tensioning and adjusting of a camshaft chain drive
PORSCHE AG15 citations68