| 单词 | crowned pulley |
| 释义 | > as lemmascrowned pulley crowned pulley n. Engineering a pulley having a convex rim, which serves to keep the belt in the centre; cf. slightly earlier crowning pulley n. at crowning adj. Compounds. ΚΠ 1865 Sci. Amer. 15 July 39/2 Is a crowned pulley or rounded face necessary to make a belt run true? 1916 Tractor Field Bk. (Farm Implement News Company) 139/2 If there is trouble from the belt sliding oft a flat pulley, relief often can be obtained by putting on a new crowned pulley. 2010 U. C. Jindal Machine Design xv. 407 Figure 15-1 shows the location of roller bearings B1 and B2, grooved pulley at D, and crowned pulley at B. < as lemmas |
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