Motor vehicles – Steering gear – With fluid power assist
Patent
1996-08-09
1999-09-07
Boehler, Anne Marie
Motor vehicles
Steering gear
With fluid power assist
60384, 180441, 180442, B62D 506
Patent
active
059472286
ABSTRACT:
A hydraulic power steering system for a vehicle comprising a hydraulic fluid displacement pump, operated by a thermal engine of the vehicle and provided with a suction port and a delivery port, a reservoir for collecting said fluid, connected to suction port, a double-acting hydraulic cylinder, capable of controlling direction of front wheels of the vehicle, and a distribution unit fitted with an inlet port, connected to delivery port, a vent port, connected to reservoir and two service ports, connected to respective chambers of hydraulic cylinder; distribution unit comprising a first and a second distributor, respectively controlled by hydraulic cylinder and by a steering wheel of the vehicle and movable with respect to each other; pump being of the variable displacement type and system further comprising a flow request sensor from and to chambers of cylinder and a device for adjusting displacement of pump, controlled by sensor.
REFERENCES:
patent: 4914913 (1990-04-01), St. Germain et al.
patent: 5072586 (1991-12-01), Fassbender
patent: 5253730 (1993-10-01), Hayashi et al.
patent: 5505276 (1996-04-01), Luibrand
patent: 5762159 (1998-06-01), Matsuoka et al.
Hans Esders; Elektrohydraulisches . . . Mobilhydraulik; 1994; pp. 473-480.
Boehler Anne Marie
Dayco Europe S.p.A.
LandOfFree
Hydraulic power steering system for a vehicle does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Hydraulic power steering system for a vehicle, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hydraulic power steering system for a vehicle will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1794605