Vehicle seat
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United States of America Patent
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Oct 22, 2013
Grant Date -
Mar 28, 2013
app pub date -
Nov 19, 2012
filing date -
Aug 30, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
A backrest frame is provided with a cushion plate of one substantially square plate form positioned behind the waist from the upper part of the back of a vehicle seat occupant, movably back and forth by way of a plurality of upper and lower parallel seat springs, one end of either one of a pair of right and left seat springs of the plurality of upper and lower parallel seat springs is connected to a pair of lower link mechanisms provided rotatably on the backrest frame, and a rear end collision sensor is formed by the cushion plate between the seat springs for moving a headrest forward, and a coupling part of the other end of the seat spring is directly attached to the lower link mechanism.
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