Inventor
NIKOLAUS HEINRICH
DE17 patents
⚠️ This page may combine multiple inventors who share the name “NIKOLAUS HEINRICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
REXROTH MANNESMANN GMBH
10 patentsUS4813234AMar 21, 1989
Hydraulic transmission
REXROTH MANNESMANN GMBH58 citations96
US5311548AMay 10, 1994
Digital control electronic having a pulse width modulated (PWM)-output signal for the control of electric control elements of a hydraulic system
REXROTH MANNESMANN GMBH26 citations92
US4928487AMay 29, 1990
Control apparatus for double acting hydraulic cylinder units
REXROTH MANNESMANN GMBH43 citations92
US5187933AFeb 23, 1993
Variable displacement pump with hydraulic adjustment for controlling the delivery rate and/or the pressure with respect to at least two consumers
REXROTH MANNESMANN GMBH18 citations73
US5179330AJan 12, 1993
Control circuit for an electrically controlled servo device
REXROTH MANNESMANN GMBH17 citations73
US5159812ANov 3, 1992
Circuitry for controlling control coils of servo devices in a hydraulic system
REXROTH MANNESMANN GMBH7 citations73
US4688380AAug 25, 1987
Control means for a drive system with impressed pressure
REXROTH MANNESMANN GMBH8 citations72
US4579043AApr 1, 1986
Hydrostatic machine with fixed or variable displacement
REXROTH MANNESMANN GMBH15 citations72
US4920748AMay 1, 1990
Hydraulic drive system
REXROTH MANNESMANN GMBH15 citations71
US5128599AJul 7, 1992
Automatic control system
REXROTH MANNESMANN GMBH19 citations67
ZAHNRADFABRIK FRIEDRICHSHAFEN
4 patentsUS5159855ANov 3, 1992
Continuously variable driving unit of a motor vehicle
ZAHNRADFABRIK FRIEDRICHSHAFEN38 citations91
US5343779ASep 6, 1994
Arrangement and process for operating a fail safe braking system in a continuously variable driving unit of a motor vehicle
ZAHNRADFABRIK FRIEDRICHSHAFEN10 citations72
US5146812ASep 15, 1992
Arrangement and method for operating a continuously variable drive unit in a motor vehicle
ZAHNRADFABRIK FRIEDRICHSHAFEN9 citations72
US6106427AAug 22, 2000
Continuously variable transmission
ZAHNRADFABRIK FRIEDRICHSHAFEN5 citations61