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 199
cord andpulleys, for the same purpose. See also No. 1730. Section 87.-THROWING IN AND OUT OF GEAR. 1574. The driving wheel is loose on shaft, and is locked to its shaft by the hand wheel nut (see No. 945), or by a ratchet wheel andlocking pawl. 1575. Two half-nuts are lifted in or out of gear with… … 1560.
Mechanical movements
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