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THERMOSTAT AND COOLING SYSTEM HAVING THE SAME

  • US 20190383201A1
  • Filed: 11/16/2018
  • Published: 12/19/2019
  • Est. Priority Date: 06/19/2018
  • Status: Active Grant
First Claim
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1. A thermostat comprising:

  • a thermostat housing having an inlet and an outlet;

    an internal housing having a main valve hole and a fail-safe hole, wherein the internal housing is disposed within the thermostat housing and has a main chamber, which communicates with the inlet of the thermostat housing, inside the internal housing;

    a wax housing disposed inside the internal housing and having a first wax and a second wax;

    a first valve selectively opening or closing the main valve hole according to expansion or shrink of the first wax; and

    a second valve selectively opening or closing the fail-safe hole according to expansion or shrink of the second wax.

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