The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 26, 2000
Filed:
Jan. 20, 1998
Applicant:
Inventors:
Minoru Kawada, Nishi-kasugai-gun, JP;
Shigeki Miura, Nishi-kasugai-gun, JP;
Assignee:
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01C / ;
U.S. Cl.
CPC ...
418 551 ; 418151 ;
Abstract
A scroll hydraulic machine has a fixed scroll and a swirling scroll performing a revolutionary swirling motion while engaging with the fixed scroll; there is also a balance weight in which a distance between a center of revolution of the swirling scroll and the center of gravity of the balance weight is changed in response to rotational speed of the swirling scroll.