Patent ID: 6634707
Filing Date: 2003-10-21
Classification: B60N

Abstract:
A seat apparatus for an automobile, the apparatus comprising:a seat back provided with a seat back frame; a head rest frame supported to the seat back frame via a tilting shaft so as to be freely tilted in forward and rearward directions; a head rest supported to an upper side of the tilting shaft in the head rest frame; a gas actuator mounted to the seat back frame, operated due to a momentary gas generation and tilting the head rest frame in a direction in which the head rest is tilted forward at a time of the operation; a holding device for maintaining an operating state of the gas actuator so as to maintain the state of the head rest; and an acceleration sensor for detecting an acceleration of the automobile in the forward and rearward directions, wherein the gas actuator is operated when the acceleration sensor detects a predetermined or greater acceleration.