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单词 worm-conveyor
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worm-conveyor
worm-conveyor n. (see quot. 1910 and conveyor n. 4b).
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society > occupation and work > equipment > conveyor > [noun] > screw
auger1880
worm-conveyor1884
1884 C. G. W. Lock Workshop Receipts 3rd Ser. 439/1 From the stones it [sc. crushed slag] passes through a worm conveyer to a brick~press.
1910 Encycl. Brit. VII. 53 The worm conveyor, also known as the Archimedean screw,..consists of a continuous or broken blade screw set on a spindle. This spindle is made to revolve in a suitable trough, and as it revolves any material put in is propelled by the screw from one end of the trough to the other.
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