Pumps – Motor driven – Electric or magnetic motor
Patent
1994-02-09
1995-12-26
Bertsch, Richard A.
Pumps
Motor driven
Electric or magnetic motor
417426, 415 60, F04B 2304
Patent
active
054782147
ABSTRACT:
A compact redundant cooling module has four fans operated by two electric motors, one electric motor serving to operate two fans at one time to cool a heavy industrial engine as required for efficient operation; the other motor and pair of fans being rotated but not operated, in order to provide a backup system.
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Bursh Richard J.
Howarth William B.
Bertsch Richard A.
Illinois Blower, Inc.
P. Perrone, Jr. Mathew R.
Wicker William
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