Rotary expansible chamber devices – Working member has planetary or planetating movement – Helical working member – e.g. – scroll
Patent
1996-09-24
1998-07-14
Vrablik, John J.
Rotary expansible chamber devices
Working member has planetary or planetating movement
Helical working member, e.g., scroll
418 57, F01C 104
Patent
active
057794618
ABSTRACT:
A scroll type fluid displacement apparatus having a rotation regulating mechanism. The rotation regulating mechanism comprises a crank pin which inserts into an eccentric hole of a bushing. The crank pin has at least one portion which regulates rotation of the crank pin within the eccentric hole thereby regulating an angle of swing of the bushing around a center of the crank pin.
REFERENCES:
patent: 5174739 (1992-12-01), Kim
patent: 5201645 (1993-04-01), Steele
patent: 5433589 (1995-07-01), Wada et al.
Iizuka Jiro
Miyazawa Kiyoshi
Sanden Company
Vrablik John J.
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