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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 186

An illustration from 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, leaf 186
is released, the upperpawl is first acted on by therevolving wheel. This actiondraws the hammer back fromthe bell. As the pin rides throughthe slot, the pawl escapes fromthe teeth, the other one en-gages, and the hammer is drivenagainst the bell. The bell-ringing lever rises and isagain caught by… … 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

Mechanical movements

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