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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 260

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 260
680. PANTOGRAPHIC EN-GRAVING MACHINE. A cup or any article to be engravedis held in clamps in the centralpart of the machine and underthe cutting tool. The stile ortracer is at the long arm of thepantograph and follows the pat-tern figures or letters, while theengraving cutter is pressed uponthe… … screws, a variety of shaped holes, recesses, or indented figures may be 258 MOTION AND CONTROLLING DEVICES, ETC. cut by variously shaped cutters. The lever against the guide barchecks the revolution of the geometric cams. 682. The figures are the curves and forms produced by the chuck. 683. A ROSE…

Mechanical movements

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