| 单词 | ringing engine |
| 释义 | > as lemmasringing engine ringing engine n. now historical and rare a form of piledriver worked by people pulling on ropes in a similar way to bell-ringers. ΘΚΠ society > occupation and work > equipment > driving or beating tools > [noun] > pile-drivers wilkin1495 rammer1538 gin1682 pile engine1754 piling engine1763 piledriver1766 ringing engine1837 postdriver1857 1837 Amer. Railroad Jrnl. 10 June 355/1 The ringing engine is always employed. 1884 Building News 15 Aug. 242/3 A ringing engine is of similar construction to that of a crab engine. 1913 G. J. Fiebeger Textbk. Field Fortification (ed. 3) 116 A pile-driver in which the ram is raised by men pulling on ropes is called a ringing engine. 1924 E. E. Mann Introd. Pract. Civil Engin. vi. 104 An ordinary pile frame is similar to a ringing engine, except that it is larger. 1995 A. Satoh & R. Morton Building in Brit. ix. 217 The simplest type of pile driving machinery was the ringing engine. This consisted of a frame in which a rammer was raised vertically above the pile by means of a cord passing over a large wheel, and worked by a number of men standing around it. < as lemmas |
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