Antiswing crane with anticreep variable-speed hoisting

Author(s): R. C. Goertz
Publisher: IEEE - Institute of Electrical and Electronics Engineers, Inc.
Publication Date: 1 July 1953
Volume: 72
Page(s): 635 - 637
ISSN (Paper): 0095-9197
DOI: 10.1109/EE.1953.6438133



When a crane is carrying radioactive, thermally hot, or other hazardous materials, it is dangerous for riggers to prevent the load from swaying. Servomechanism feedback techniques have been applied to the carriage drive to stop the swinging and to the hoist drive to obtain variablespeed hoisting.