oscillating weight造句

• It has a purely mechanical movement consisting of only 51 parts, including a novel self-winding mechanism with a transparent oscillating weight.
• The development of mechanical clocks depended on the invention of an escapement which would allow a clock's movement to be controlled by an oscillating weight.
• The use of five strategically placed ball bearings made the movement very efficient and significantly reduced friction and resistance on the oscillating weight that wound the mainspring.
• In late 1776 or early 1777, he invented a self-winding mechanism for pocket watches using an oscillating weight inside the watch that moved up and down.
• The Buren ( now Hamilton / Buren ) Micro-rotor was the first patented automatic wristwatch movement to eliminate the sizable external oscillating weight inherent to most automatic winding watches.