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单词 minute wheel
释义

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minute wheel
minute wheel n. the wheel that moves the minute hand of a clock or watch.
ΚΠ
a1594 Guildhall Lib. Churchwardens' Accts. (St Benet Gracechurch MS 1568/1) 346 Itm payd for a mynitt whele rop ffor the cloke 0-1-4.
1797 Encycl. Brit. V. 74/2 The minute and hour hands turn on the end of the arbor of the minute-wheel.
1870 Manufacturer & Builder Mar. 77/1 Behind the bell, N, b is connected with a pawl..which catches the teeth of the minute-wheel..and advances it one tooth every second.
1975 U.S. Patent 3,888,077 1 The minute-wheel and pinion of mechanical watch movements often comprise a pinion which is thicker than the wheel.
extracted from minuten.1
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更新时间:2024/12/23 14:18:55