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 179
t:^^^^ … <434. ! I ^xN >^^:^^^^^|^ 14-35. I I 74 THE ENGINEERS SKETCH-BOOK. 1437. Nicholsons patent reversing gear, without eccentrics. The drawing explains itself. This gear cannot be run in the inter-mediate positions, as a link motion to vary the cut off. Thislimits its usefulness to simple…
Mechanical movements
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