Headrest for a vehicle seat
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United States of America Patent
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Aug 30, 2022
Grant Date -
Jul 7, 2016
app pub date -
Aug 27, 2014
filing date -
Sep 2, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A vehicle seat headrest has a first sub-piece facing a seat occupant head, a second sub-piece and an energy storage device with a trigger actuator arranged between the first sub-piece and the second sub-piece. The first sub-piece is moveable relative to the second sub-piece out of a use position into a safety position along a movement direction towards the a seat occupant head as a result of an accident under the effect of a discharge of the energy storage device, which is actuated by the trigger actuator. The headrest is configured such that the volume of an expansion area is increased while the first sub-piece is moved relative to the second sub-piece as a result of an accident and by the effect of the discharge of the energy storage device. The headrest has a sealing device between the first sub-piece and the second sub-piece to delimit the expansion area.
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Family
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