countwheel造句

• Like the countwheel, the cam stops the striking train when the appropriate count has been reached.
• Most of Gretton s longcase movements had countwheel-striking control, although some had rack striking and quarter striking.
• Schw鋌isches Turmuhrenmuseum : The countwheel of the detached escapement of the 1872 towerclock, former town clock of Mindelheim, ran at 10 sec / week
• The mechanism is released by a countwheel with semi random spacing so the Blink takes place at any position in the to-and fro-motion of the pendulum.
• A further countwheel mechanism chooses a single or a double blink whilst the air damper at the top of the gear train slows the action to a realistic pace ."
• The countwheel has the disadvantage of being entirely independent of the timekeeping train; if the striking train winds down, or for some other reason the clock fails to strike, the countwheel will become out of synch with the time shown by the hands, and must be resynchronized by manually releasing the striking train until it moves around to the correct position.
• The countwheel has the disadvantage of being entirely independent of the timekeeping train; if the striking train winds down, or for some other reason the clock fails to strike, the countwheel will become out of synch with the time shown by the hands, and must be resynchronized by manually releasing the striking train until it moves around to the correct position.