Title:
油圧式パワーステアリング装置
Document Type and Number:
Japanese Patent JP5051866
Kind Code:
B2
Abstract:
A hydraulic power steering unit has an assist force generating unit (1) that uses oil to generate assist force for steering by a steering device, a variable flow oil pump unit (4) that supplies oil to the assist force generating unit (1), and a controller that controls the oil pump unit (4). The controller has a command flow setting device (70) that sets a command flow rate Qc of the oil supplied from the oil pump unit (4) to the assist force generating unit (1) in accordance with a vehicle quantity of state such as a vehicle speed, steering angle or the like. The controller also has a flow correcting device (80) that corrects the command flow rate Qc in accordance with the speed of the oil pump unit (4).
Inventors:
Kobayashi Yukihiro
Application Number:
JP2005131622A
Publication Date:
October 17, 2012
Filing Date:
April 28, 2005
Export Citation:
Assignee:
JTEKT Corporation
International Classes:
B62D6/00; B62D5/07; B62D101/00; B62D113/00; B62D127/00; B62D137/00
Domestic Patent References:
| JP2001163233A | ||||
| JP3231073A | ||||
| JP59137868U | ||||
| JP5345573A |
Attorney, Agent or Firm:
Hiroshi Okawa