Rotary expansible chamber devices – Moving cylinder – Rotating
Patent
1984-03-30
1986-10-14
Smith, Leonard E.
Rotary expansible chamber devices
Moving cylinder
Rotating
418178, 418179, F04C 2900
Patent
active
046169857
ABSTRACT:
A vane type rotary compressor comprising a housing having a cylindrical inner wall surface, a rotatable sleeve disposed in the housing for rotation about its own longitudinal axis, a rotor disposed in the sleeve for rotation about its own longitudinal axis, which is offset from the longitudinal axis of the sleeve, and a plurality of vanes carried by the rotor to extend in radial directions and maintained in contact with the inner surface of the sleeve to divide the interior of the sleeve into a plurality of working chambers. The rotatable sleeve is made of an Si-Al type alloy containing 12 to 25% by weight of Si. The sleeve is age hardened and provided with an anodic oxidation coating. A further coating of wear resistant resin may be provided on the outer surface of the sleeve.
REFERENCES:
patent: 3020219 (1962-02-01), Franklin et al.
patent: 3982864 (1976-09-01), Cain
patent: 4074956 (1978-02-01), Maruyama et al.
patent: 4197061 (1980-04-01), Hill
patent: 4456436 (1984-06-01), Schillinger et al.
S. Ito et al., "Displacement Type Compressors," published Jun. 1970 by the Sangyo Tosho K.K. (also partial translation).
Lindberg, R. A., Processes and Materials of Manufacture, 6th printing, Allyn and Bacon, Inc., Boston, 1969, p. 86.
Akagi Yuji
Hattori Toshihiko
Kohara Hideo
Mazda Motor Corporation
Smith Leonard E.
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