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Compressor

  • US 10,094,380 B2
  • Filed: 12/23/2015
  • Issued: 10/09/2018
  • Est. Priority Date: 11/15/2012
  • Status: Active Grant
First Claim
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1. A compressor comprising:

  • a first scroll member including a first end plate defining first and second sides opposite one another, a primary discharge passage extending through said first and second sides, a secondary discharge passage extending through said first and second sides and located radially outward from said primary discharge passage, a first spiral wrap extending from said first side;

    a second scroll member including a second end plate having a second spiral wrap extending therefrom and meshingly engaged with said first spiral wrap to form a series of compression pockets;

    a driveshaft including an eccentric portion coupled with said second scroll member;

    a hub plate mounted to said first scroll member and including a hub discharge passage extending therethrough and in fluid communication with said primary discharge passage, a first side of said hub plate overlying said second side of said first end plate of said first scroll member and including a valve guide extending axially toward said first end plate of said first scroll member, a second side of said hub plate including an annular hub surrounding said hub discharge passage and an annular rim surrounding said annular hub and defining an annular chamber therebetween, said hub plate including an aperture opening into said annular chamber; and

    a valve member disposed radially outward relative to said valve guide and movable between open and closed positions, said valve member closing said secondary discharge passage when in the closed position and opening said secondary discharge passage when in the open position.

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