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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 300

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 300
781. TEMPERING BATH. A pot of oil or tal-low is set in a gas-fired furnace inclosed so that theflame can not set fire to the oil vapor. A thermom-eter immersed at the side shows the proper tem-perature for the desired degree of temper. … 782. DOWN-DRAUGHT GAS-MELTING FURNACE. The burner B, of combined gas and air,enters the flame at the top of the crucible and dis-charges to the chimney below the bottom of the cruci-ble at H. E is the cover lifted by the lever C, andchains to swing off the furnace. The hearth is aperforated fire…

Mechanical movements

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