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Stratford Manufacturing, Inc. Patents |
Assignee: Stratford Manufacturing, Inc.
Address: Chardon, OH
No. of patents: 1
Patents:
Patent Number |
Title Of Patent |
Date Issued |
4382218 |
Speed control for fan motor |
May 3, 1983 |
A pair of anti-parallel connected NPN transistors function in push-pull manner to regulate alternately current power applied via the transistors to an induction motor driving a fan providing a generally constant motor load. As the transistors apply more or less current to the motor by | |
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