Rack and pinion steering gear with electric power assistance
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 22, 1988
Grant Date -
N/A
app pub date -
Jul 8, 1987
filing date -
Jul 17, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A rack-pinion type electrically powered steering apparatus is provided with an electronic control circuit adapted to control a motor driving current which is applied to a motor for power assistance, in response to a steering load characteristic and/or a vehicle speed characteristic. The steering apparatus is also provided with a rack end proximity sensor adapted to detect a position adjacent the both ends of the rack during a steering operation, and a device for providing the motor driving current with an attenuation characteristic in response to the detected signal from said rack end proximity sensor.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully