Movement 235
AnimatedOriginal 

235. The oscillation of the tappet-arm produces an intermittent rotary motion of the ratchet-wheel. The small spring at the bottom of the tappet-arm keeps the tappet in the position shown in the drawing as the arm rises, yet allows it to pass the teeth on the return motion.

亚洲日韩色欧另类欧美_亚洲日韩中文字幕日本有码_亚洲日韩看片无码