单词 | cylinder-escapement |
释义 | > as lemmascylinder-escapement cylinder-escapement n. a form of watch escapement (also called horizontal escapement), invented by Tompion in 1695, or later by Graham. ΚΠ 1807 T. Young Course Lect. Nat. Philos. II. 695 Cylinder 'scapement. 1893 Horological Jrnl. July 165 Tompion undoubtedly patented the cylinder escapement in 1695. < as lemmas |
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