单词 |
puppet-clack |
释义 |
ˈpuppet-clack [Cf. clack n. 5.] = poppet-valve.
1744Desaguliers Exper. Philos. II. 472 If the Steam is stronger than you want, it may lift up the Valve, and go out. This is commonly call'd the Puppet Clack. 1829R. Stuart Anecd. Steam Engines I. 188 The return of the water is prevented by the usual means of a puppet-clack, or valve. 1844Civil Engin. & Arch. Jrnl. VII. 275/2 Stop the engine, open the puppet clack, and fill the boiler. |

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