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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 269

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 269
697. ELECTRIC RATCHET. The electro-magnets M, M, operated by current from a cen-tral clock, vibrate the lever L, in unison andmove the escapement wheel by the pawl D, D. A very simple device for operating the es-capement of a secondary clock from a centralstation. 266 HOROLOGICAL, TIME DEVICES, ETC. … 698. SOLAR AND SIDEREAL CLOCK. Firmly secured on asolid base of metal are two regulators, each having a one-second mercurial pendulum. One of the pendulums is regulatedto mean solar time and the other to sidereal time,the dial of the latter being divided into 24 hoursand that of the former into 12…

Mechanical movements

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