| 摘要 |
A seat reclining device for a vehicle is disclosed that includes a lock mechanism and a memory mechanism. The seat reclining device is arranged between a seat cushion frame and a seat back frame, and includes a control shaft associated with operation of an unlock operation lever. The lock mechanism includes a rotating body, which is secured to the seat back frame and is supported to be freely rotatable with respect to the base body. The memory mechanism includes a plate portion having an engaging portion, a holding bracket, which is freely rotatable about a rotational axis that is the same as the control shaft, a memory pole, a restricting portion, which restores the holding bracket to a predetermined initial position, a lever member, which is rotated in accordance with operation of the memory operation lever, and an engagement holding portion, which disengages the memory pole from the plate portion as the holding bracket is restored to the initial position.
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