Title :
Electromagnetic chuck with instantaneous emergency feature
Author :
Lehmann, E. W. ; Finlon, F. P.
Author_Institution :
The Pennsylvania State University, University Park, Pa.
fDate :
5/1/1956 12:00:00 AM
Abstract :
An electromagnetic chuck with an important safety feature has been designed at Penn State´s Ordnance Research Laboratory. With this device, the danger of injury as the result of power interruption or failure is eliminated.
Keywords :
Batteries; Electromagnetics; Power supplies; Rectifiers; Relays; Switches; Wheels;
Journal_Title :
Electrical Engineering
DOI :
10.1109/EE.1956.6441896
