Chair

摘要

A chair includes: a seat body (7) an upper surface of which is a seat surface for a user to be seated thereon; a frame (8) supporting the seat body (7) in a manner to permit the seat body (7) to move between a center position and swing positions to which the seat body (7) is swung from the center position; and a driving portion for forcibly moving the seat body (7). The height of the seat surface determined when the seat body (7) is at the center position is lower than the height of the seat surface determined when the seat body is at the swing position.