The engineer's sketch-book of mechanical movements, devices, appliances, contrivances and details employed in the design and construction of machinery for every purpose; (1902)
Barber, Thomas Walter. [from old catalog] · New York, Spon & Chamberlain · leaf 61
Increasing balance by sections, lifted at intervals as the chain rises. 376. Balanced riveting machine. See Tweddells patents. 377. Variable lever balance. For balanced cranes, see Section 18. 378. In deep lifts, to balance the weight of chain or rope, it is made endless. 379. Another method. The… … ^6 TEE ENGINEERS SKETCH-BOOK. 381 & 382. Worthingtons compensating air cylinders, employedon direct-acting horizontal pumps, working expansively, in lieu offly-wheel. The oscillating or vertical cylinders are air or springpistons, absorbing power the first part of stroke and giving it outduring…
Mechanical movements
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