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EDITORS’ NOTE: “The Applications of Bevel Gears” is the excerpted third chapter of Dr. Hermann Stadtfeld’s latest book — Gleason Bevel Gear Technology (The Gleason Works,
Rochester, New York, USA; All rights reserved. 2014; ISBN 978-0-615-96492-8.), which appears here unabridged through the kind graces of Dr. Stadtfeld and Gleason Corp. Future installments will appear exclusively in Power Transmission Engineering
and Gear Technology magazine over the next 12 to
18 months.
As automation devices have grown more complex and have incorporated more plant data in their operation, there is an increased need for programming
changes to continue smooth operation or
improve performance. In environments requiring frequent changes, it is not uncommon for code to be lost or changes
overwritten, resulting in increased downtime and decreased productivity
The Royal Danish Theatre has occupied
the heart of Copenhagen for centuries
and recently upgraded to a new control system featuring Sprint Electric DC drives to extend the lives of the existing motors, keeping replacement costs down. The Swedish stage design and technology company Visual Act retained most of the original motors and mechanics while providing a much-needed facelift to the stage.