Rotary expansible chamber devices – Working member has planetary or planetating movement – Helical working member – e.g. – scroll
Patent
1988-09-02
1990-05-29
Vrablik, John J.
Rotary expansible chamber devices
Working member has planetary or planetating movement
Helical working member, e.g., scroll
418181, F04C 1804, F04C 2906
Patent
active
049291602
ABSTRACT:
A muffler chamber being defined by a circumferential side wall member integrally and perpendicularly extending from the upper surface of a stationary scroll member and a cup-shaped upper wall member supported by the circumferential side wall member in a sealing state. An exhausting pipe is pressed into an exhausting port formed in the circumferential side wall member under pressure to reduce soldering portions of muffler chamber.
REFERENCES:
patent: 4460321 (1984-07-01), Terauchi
patent: 4497615 (1985-02-01), Griffith
patent: 4609334 (1986-09-01), Muir et al.
patent: 4767293 (1988-08-01), Caillat et al.
Kabushiki Kaisha Toshiba
Vrablik John J.
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