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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 87

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 87
essure. The usual vacuum dash-pots are replaced by spring dashpots—that is, the tension of springs isreHed upon to close the valves, while the air cushioned in the dashpotcylinder prevents the shock which would be inevitable were it not used. 174. OSCILLATING STEAMAND EXHAUST VALVE, forhoisting… … 175. Shows connection, crank-pin arm to valve arm. from STEAM POWER APPLIANCES. 85

Mechanical movements

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