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Inventor:
Sakaki; Toshimitsu
Address:
Kanagawa, JP
No. of patents:
6
Patents:












Patent Number Title Of Patent Date Issued
7665569 Power steering system February 23, 2010
A power steering system includes a hydraulic power cylinder having a first and a second hydraulic chambers, for assisting a steering force of a steering mechanism, a first and a second oil passages respectively connected to the first and second hydraulic chambers, a reversible pump d
7374411 Oil pump adapted to prevent leakage without using sealing member May 20, 2008
An oil pump is provided which includes a cam ring made of a material having a first line expansion coefficient, a pump element rotatably disposed in the cam ring and smaller in an axial length than the cam ring, a first housing member disposed on one of axially opposite sides of the
7325645 Power steering device February 5, 2008
A first fluid passage extends from a first outlet/inlet port of a hydraulic pump to a first work chamber of a power cylinder, and a second fluid passage extends from a second outlet/inlet port of the pump to a second work chamber of the power cylinder. A switch system switches the ro
6880668 Power steering device April 19, 2005
A first fluid passage extends from a first outlet/inlet port of a hydraulic pump to a first work chamber of a power cylinder, and a second fluid passage extends from a second outlet/inlet port of the pump to a second work chamber of the power cylinder. A switch system switches the role o
6836090 Brushless motor control system December 28, 2004
A brushless DC motor control system is arranged to control a command current indicative of a current to be supplied to the brushless motor on the basis of an estimated phase angle and an actual phase angle to control a current supplied to the brushless motor on the basis of an estimated
6568499 Power steering system for vehicles May 27, 2003
A power steering system is provided which comprises a bypass conduit connecting between first and second communication conduits and having bypass conduit ports. A pair of valves disposed in the bypass conduit for selectively opening and closing the bypass conduit ports in response to










 
 
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