Headrest subassembly and seat subassembly

The utility model discloses a headrest subassembly and seat subassembly. The headrest subassembly is provided with headrest frame, headrest rack mount to post for remove in order to adjust for the vehicle seat along the post. The headrest frame has contact surface. Biasing components are installed arrives the headrest frame for for the removal of headrest frame, the frame keeps at the lock -out state along the post in order resting the head on. Actuator disk components are installed arrives the headrest frame for remove for the headrest frame. The actuator disk component cooperatees with the biasing component and makes the motion of actuator disk component make the biasing component remove to making the component of offseting break away from with the post, removing along the post in order to allow the headrest, feasible biasing component thinks at second place joint contact surface that the user provides the feedback of the unblock state of headrest frame. 本实用新型公开了头枕组件和座椅组件。头枕组件设置有头枕框架，头枕框架安装到柱，用于沿着柱移动以相对于交通工