HEADREST LOCKING DEVICE
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United States of America Patent
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Issued Date -
Sep 19, 2024
app pub date -
Feb 15, 2024
filing date -
Mar 15, 2023
priority date (Note) -
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status (Latency Note)
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Abstract
A headrest locking device comprising a headrest stay and a locking device which is provided in a headrest body which is supported by the headrest stay, wherein the locking device locks the relative movement of the headrest body in the height direction by engaging a notched groove formed in the headrest stay. The locking device comprising a lock plate which is engaged and disengaged against the notched groove by movement in the headrest width direction and a lock spring which urges the lock plate in the width direction to engage the notched groove. The lock plate and the notched groove have contact surfaces that contact each other in a planar manner at an angle facing forward or rearward oblique to the direction of force of the lock spring.
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