Patent ID: 9638191
Date: 2017-05-02
CPC Classifications: F04C

Claim:
1. A compressor comprising: a housing including a discharge pressure region and a suction pressure region; a first scroll member supported within said housing and having a first end plate, a first spiral wrap extending from a first side of said first end plate, a first annular recess located on a second side of said first end plate having first and second radial passages in communication therewith, and a first passage extending through said first end plate and in communication with said first annular recess; a second scroll member supported within said housing and 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 and a second passage extending therethrough, said first passage being in communication with a first of said compression pockets to provide communication between said first compression pocket and said first annular recess and said second passage being in communication with a second of said compression pockets; and a capacity modulation assembly including: