Apparatus to provide a soft-start function to a high torque electric device
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United States of America
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Mar 3, 2020
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N/A
app pub date -
Jun 25, 2018
filing date -
Jun 25, 2018
priority date (Note) -
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Abstract
Apparatus having means for cooling a current limiting thermistor which includes an elongated power cord first and second power conductors connected to respective male and female connectors at the axial extremities thereof and a thermistor disposed in series with at least one of the first and second power conductors, potting compound surrounding an axial part of said first and second power conductors as well as the thermistor. The apparatus further includes an elongated sleeve shaped heat exchanger dimensioned and configured with a central bore for thermal contact with the exterior of the potting compound. The heat exchanger has a plurality of fins disposed substantially in mutually parallel relationship as well as in substantially parallel relationship to an axial part of the first and second power conductors.
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