Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 69
i86. SUBMERGED HEAD VERTICALBOILER, with enlarged water surface, and a cir-culating diaphragm by which the fire head is sweptby the circulation of the water. The central spaceis free from tubes to facilitate circulation. HERRESHOFF BOILER.—A horizontal volute coil at thetop acts as a heater. The… … i88. ^THORXYCROFTBOILER.—A large steel drum above and a waterdrum below, connected with a large num-ber of bent tubes. The water return isthrough a large tube at the rear end ofthe boiler.
Mechanical movements
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