Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries (1914)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley Publishing · leaf 187
184 ELECTRIC POWER AND DEVICES. 445. ELECTRIC TREE-FELLING MACHINE. The two-wheeled vehicle is anchored to a tree ; the motor on a platform drives … by belt a routing tool below, both swinging on a common center. Ahandle extending to the rear serves to guide the cutting tool, and aratchet and rack feeds the cut. German design. 446. Plan, showing grappling chains, routing tool, frame andhandle. 447. ELECTRIC TRUMPET. The apparatus consists of a…
Mechanical movements
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