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Mechanical movements, powers, devices and appliances; (1903)

Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 308

An illustration from Mechanical movements, powers, devices and appliances;, 1903, leaf 308 — 1204. LINK CHAIN CUTTER, used incoal-cutting machines. … 1205. DRILL FOR CURVEDHOLES, used in coal mining. Thedrill is on the end of a curved tube, andis driven by a flexible shaft. The tubeis fed forward by a pivoted arm andworm gear.

Mechanical movements

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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