Assisted steering system with out-of-phase driver and assist pinions
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United States of America Patent
Stats
-
Mar 16, 2004
Grant Date -
Dec 4, 2003
app pub date -
May 31, 2002
filing date -
May 31, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An assisted steering system is provided. In preferred embodiments, the system has driver and assist pinions that are out of phase with each other. As a tooth of the driver pinion is fully engaged with a rack tooth, a tooth of the assist pinion is only partially engaged with a tooth of the rack. Preferably, the driver and assist pinions have differing rack speeds and numbers of teeth.
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