Power steering apparatus
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United States of America Patent
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Nov 28, 2017
Grant Date -
Sep 29, 2016
app pub date -
Mar 23, 2016
filing date -
Mar 24, 2015
priority date (Note) -
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status (Latency Note)
Importance
Abstract
Disclosed is a power steering apparatus including: a rack shaft that includes a rack, and moves front wheels; a steering wheel-side pinion shaft that includes a pinion meshing with steering wheel-side rack teeth of the rack shaft, and is rotated along with the steering of a steering wheel; an assistance unit-side pinion shaft that includes a pinion meshing with an assistance unit-side rack of the rack shaft, and is driven by an electric motor to rotate so as to assist the rotation of the steering wheel-side pinion shaft; and a steering angle sensor that is provided on the assistance unit-side pinion shaft, and detects a rotational angle of the assistance unit-side pinion shaft.
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