单词 | piston bellows |
释义 | > as lemmaspiston bellows piston bellows n. bellows in which the air current is supplied by the action of a piston. ΘΚΠ society > occupation and work > equipment > metalworking equipment > [noun] > forging equipment > bellows > types of Hessian bellows1705 piston bellows1850 pulsera1903 pulsometera1903 1850 T. Ewbank Hydraul. & Other Machines iii. ii. 244 Piston bellows; machines identical with cylindrical forcing pumps. a1877 E. H. Knight Pract. Dict. Mech. II. 1717/1 A piston-bellows, formed by boring out the trunks of trees, used by the natives of Madagascar for smelting..iron. 1994 J. Farman Suspiciously Simple Hist. Sci. & Invention (new ed.) ii. 31 The clever Chinese invented the piston bellows, producing a continuous stream of air. < as lemmas |
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