Inventor
PETERSEN HANS C
15 patents
Patents
15 patentsUS5595479AJan 21, 1997
Hydraulic machine having teeth formed by rollers
DANFOSS AS108 citations96
US5263321ANov 23, 1993
Control arrangement for a fully-hydraulic steering system
DANFOSS AS22 citations90
US4439119AMar 27, 1984
Gerotor machine with commutating valving through the ring gear
DANFOSS AS37 citations90
US4372413AFeb 8, 1983
Hydrostatic steering device
DANFOSS AS25 citations80
US5085400AFeb 4, 1992
Valve
DANFOSS AS7 citations73
US4566272AJan 28, 1986
Hydraulic control apparatus for a servo-motor, particularly for vehicle steering
DANFOSS AS8 citations73
US4533303AAug 6, 1985
Hydrostatic control device, particularly steering device
DANFOSS AS8 citations73
US4381905AMay 3, 1983
Hydraulic torque amplifier, particularly for steering devices
DANFOSS AS11 citations73
US4251194AFeb 17, 1981
Spring arrangement for the control valve of a hydrostatic steering unit
DANFOSS AS7 citations73
US5215453AJun 1, 1993
Gear wheel assembly for hydraulic purposes, and method assembling the same
DANFOSS AS16 citations72
US4631010ADec 23, 1986
Hydrostatic control device, particulary steering device
DANFOSS AS3 citations62
US4575321AMar 11, 1986
Hydrostatic control device, particularly steering device
DANFOSS AS3 citations62
US4557676ADec 10, 1985
Hydrostatic control device, particularly steering device
DANFOSS AS6 citations62
US4502855AMar 5, 1985
Rotary piston machine with parallel internal axes
DANFOSS AS5 citations62
US4597725AJul 1, 1986
Rotary piston machine with parallel internal axes
DANFOSS AS4 citations60