| 摘要 |
A locking device for an active headrest is provided to allow a user to return the headrest to the original position easily after a collision. A locking device for an active headrest comprises a seat bag frame(110), and an active frame(120) and a guide pipe(130). The active frame(120) supports the body of an occupant and the guide pipe(130) has a lower end portion fixed to the active frame(120). A headrest frame(140) is inserted into the guide pipe(130) to move up and down. A knob(150) is provided at the guide pipe(130) to fix the height of the headrest frame(140). A guide bracket(160) is fixed to the seat bag frame(110) to guide the operating direction of the guide pipe(130). The active frame(120) is provided with a locking wire(121) protruding upward. The guide pipe(130) is provided with a locking assembly(200) locked onto the locking wire(121). |
