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Petrus Josef Maria Aarts Patents |
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Inventor: Aarts; Petrus Josef Maria
Address: Eindhoven, NL
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 3944901 |
Circuit arrangement for maintaining the speed of a DC motor constant |
March 16, 1976 |
| Circuit arrangement for stabilising the speed of a d.c. motor which is controlled via a control amplifier, and drives a tacho-meter which is connected between the bases of a "long-tailed pair," a tuned circuit being included between the collectors which is tuned to the tacho frequency an |
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