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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 229

An illustration from 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, leaf 229 — Bent handle, for radial motion. 1793. Weighted handle. 1794. Vice handle, with sliding lever bar. 1795. Hand bar, with forked lever attachment for pumps, &c. 1796. S lever double cranked handle. 1797. Stirrup handle. 1798. T lifting handle or key, for opening flush doors or manhole covers.… … r^ — 1732.

Mechanical movements

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