| 摘要 |
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). |
