SLIDING DEVICE

A sliding device that slidably supports a seat body of a vehicle seat is provided. The sliding device includes: a fixed rail; a movable rail; a locking member displaceable between a locking position and an unlocking position, a sliding movement of the movable rail being restricted in the locking position, and restriction of the sliding movement being released in the unlocking position; a retention spring configured to apply to the locking member a retaining force to retain the locking member in the locking position; a release lever configured to displace the locking member to the unlocking position; a return spring configured to apply to the release lever an elastic force to return the release lever to its initial position; and a restrictor configured to restrict a displacement of the release lever.