Patent ID: 6565338
Filing Date: 2003-05-20
Classification: F04C

Abstract:
An improved structure of a fixed turbine assembly in a compressor comprising:a housing comprising at least two fixation blocks at an outer portion of said housing, each said fixation block having a first channel formed in an inner surface of said fixation block, a circulating turbine disposed within said housing, a fixed turbine affixed to said housing, said fixed turbine having a pair of second channels formed in an outer surface of said fixed turbine and corresponding in position to said first channels of said housing, at least two retainers having an L-shaped cross section; wherein said first channels and said second channels form positioning structures open to a top side of said turbine assembly, each said positioning structure receiving a corresponding one of said retainers, a vertical segment of said retainers being received in said first channels and a horizontal segment of said retainers being received in said second channels; such that said circulating turbine rotates within said housing and said fixed turbine, and said fixed turbine cannot rotate relative to said housing.