单词 | pitch chain |
释义 | > as lemmaspitch chain pitch chain n. Mechanics a chain whose links engage with teeth or sprockets on a wheel, the motion of which drives or is driven by that of the chain. ΘΚΠ society > occupation and work > equipment > machine > parts of machines > wheel > [noun] > cog or gear > used with chain > chain for pitch chain1844 1844 H. Stephens Bk. of Farm II. 537 The pitch-chain is employed to communicate motion from the first mover—the carriage axle—to the seed-wheels. 1901 Jrnl. Anthropol. Inst. 31 113 The pins or pivots of a pitch chain such as the driving chain of a bicycle always remain parallel to each other, however the shape of the chain may vary. 2001 Industrial Paint & Powder (Nexis) 77 40 A range of pitch-chain sizes and turn assemblies from 6- to 48-inch diameters are available. < as lemmas |
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