Material handling cyclopedia; a reference book covering definitions, descriptions, illustrations and methods of use of material handling machines employed in industry (1921)
Wright, Roydon Vincent, 1876- ed, Little, John G., joint ed, Augur, Robert C., joint ed · New York, N.Y., Simmons-Boardman Publishing Co · leaf 490
lease the brakes and aspring to apply them after the solenoid is de-energized, al-though an electric motor is sometimes employed in place ofa solenoid. In the direct current types of solenoids two styles ofwinding are available, namely the shunt and the compound.In the shunt wound magnet a single… … Brake for Elevator Machine - ■ , coil is in series with the armature. After the brake is re-leased by the combined action of the two coils, the seriescoil is cut out of circuit by the controller, while the shuntcoil is left connected across the line to keep the brake re-leased. With the compound…
Hoisting machinery · Conveying machinery
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