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Refrigerant compressor for air conditioning of vehicles

  • US 4,265,603 A
  • Filed: 04/10/1979
  • Issued: 05/05/1981
  • Est. Priority Date: 04/28/1978
  • Status: Expired due to Term
First Claim
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1. A refrigerant compressor for use in an air conditioner for vehicles, which comprises:

  • a refrigerant intake port;

    a refrigerant delivery port;

    a rotary shaft arranged to be rotated by an associated engine;

    a rotor secured to said rotary shaft for rotation therewith, the rotor having a plurality of slits formed in an outer peripheral surface thereof;

    a plurality of vanes radially movably inserted in said slits;

    a housing accommodating said rotor and said vanes, the rotor, the vanes and the housing cooperating to define pump working chambers between them, the housing having a peripheral wall formed with a blind hole opening in an outer peripheral surface thereof and terminating in the interior of said wall;

    a covering enclosing said housing, the covering having an inner peripheral wall thereof, part of said inner peripheral wall cooperating with an outer peripheral wall of said housing to define a refrigerant delivery chamber which is in communication with both the interior of the housing and said refrigerant delivery port, said covering having a through hole arranged in alignment with said opening;

    a support member inserted in said hole of said housing, said support member extending through said through hole of said covering outwardly thereof;

    a temperature sensor arranged in contact with the bottom of said hole of said housing and supported by said support member; and

    sealing means provided around the support member for keeping airtightness between said support member and said covering.

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