Seat belt apparatus
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United States of America Patent
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May 19, 2009
Issued Date -
N/A
app pub date -
Aug 3, 2006
filing date -
Aug 5, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A seat belt retractor, which is capable of winding and unwinding a seat belt for occupant restraint by an electric motor, warns a vehicle occupant. A seat belt retractor of a seat belt apparatus to be installed in a vehicle is structured such that a motor is controlled to repeat an action of increasing and decreasing the tension acting on a seat belt a plurality of times according to a setting that the seat belt tension at the initial stage of each action overshoots a predetermined target tension, for the purpose of warning a vehicle occupant who wears the seat belt.
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Family
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