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REFRIGERANT COMPRESSOR WITH OVERLOAD PROTECTOR

  • US 3,874,187 A
  • Filed: 04/26/1974
  • Issued: 04/01/1975
  • Est. Priority Date: 04/26/1974
  • Status: Expired due to Term
First Claim
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1. A compressor for a refrigeration system comprising:

  • a. a sealed housing having a compressor unit compartment in the lower portion and a motor compartment in the upper portion thereof;

    b. a compressor unit disposed within said compressor unit compartment of said housing;

    c. a motor disposed in said motor compartment of said housing and connected in driving relation ship with said compressor unit;

    i. said motor comprising a rotor, ii. and a stator provided with a winding having a bottom portion positioned adjacent to the bottom of said motor compartment;

    d. a compressor inlet for introducing refrigerant gas discharged from the refrigeration system into said compressor unit;

    e. conduit means for providing a path for the flow of compressed refrigerant gas from said compressor unit into said motor compartment;

    f. a housing outlet providing for the discharge of compressed refrigerant gas from said housing back to said refrigeration system;

    g. and thermally operated switch means mounted adjacent to the bottom of said motor compartment and connected in electric circuit with said motor for disconnecting said motor from a source of potential when said switch means senses a temperature above a preselected value.

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