Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 71
^HERRESHOFF BOILER.—A horizontal volute coil at thetop acts as a heater. The innercoil is the evaporator; the outercoil is the superheater. A separa-tor entraps the water that may becarried over from the evaporatingcoil. BOTTOM Blow, … i88. THORNYCROFT BOILER. —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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