| 摘要 |
PURPOSE: A headrest moving device, which enables a passenger to control the backward and frontward direction of a headrest, is provided to control the height of a headrest and to maintain the compactness of the device. CONSTITUTION: A headrest moving device comprises a first ratchet(113), a first pole, a push part, a first spring and a third spring(135). The first ratchet is arranged in upward and downward directions. The first pole is meshed with the first ratchet. The push part presses the first pole. The third spring returns the push part to the original state. |
