Rotary expansible chamber devices – Working member has planetary or planetating movement – Helical working member – e.g. – scroll
Patent
1994-07-14
1996-09-10
Vrablik, John J.
Rotary expansible chamber devices
Working member has planetary or planetating movement
Helical working member, e.g., scroll
418 556, 74570, F01C 104, F01C 1912, F16C 306
Patent
active
055540180
ABSTRACT:
A transmission provided with revolving bearing (15) includes a main shaft (11), a main bearing house (6) in which the main shaft (11) is supported on bearings (12), a secondary shaft (13) that is connected to the main shaft (11) and revolves around a geometrical axis (7) defined by the main shaft (11) whose geometrical axis (14) is parallel to but eccentrically offset in relation to the geometrical axis (7) of the main shaft (11), and a revolving bearing house (16) in which the secondary shaft (13) revolving together with the bearing house (16) is supported on the revolving bearing (15) in a revolving manner around its geometrical axis. The transmission contains a seal (17) which is situated between the inside of the main bearing house (6) and the outside of the revolving bearing house (16), seals the opening between these bearing houses (6 and 16) and is fixed in relation to the whole consisting of the main shaft (11) and the secondary shaft (13).
REFERENCES:
patent: 4723350 (1988-02-01), Kobayashi et al.
Patent Abstracts of Japan, Publication No. JP1029685, (Tadashi), Jan. 31, 1989.
Patent Abstracts of Japan, Publication No. JP2275084, (Masayuki) Nov. 9, 1990.
Soviet Patent Abstracts, Section PQ, Week 9111, Derwent Publications Ltd., London, GB Publication No. SU-A-1 576 724 (Lengd Refrige Ind), Jul. 7, 1990.
Atlas Copco Airpower Naamloze Vennootschap
Vrablik John J.
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