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 381
L MOTION. The air-bag problem. A wheelwith a number of air bags like bellows, fulcrumed on an inner ring and with a weight on the movable cover. Eachair bag is connected by a tube to the oppositebag. The wheel is immersed in water,when the weights compress the air bags atthe left in the cut and… … PERPETUAL MOTION. 377
Mechanical movements
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