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:
Jun. 12, 2001
Filed:
Aug. 27, 1999
Applicant:
Inventors:
Mikio Matsuda, Okazaki, JP;
Mitsuo Inagaki, Okazaki, JP;
Takashi Inoue, Okazaki, JP;
Shigeki Iwanami, Okazaki, JP;
Assignee:
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 4/900 ; F04B 2/300 ;
U.S. Cl.
CPC ...
F04B 4/900 ; F04B 2/300 ;
Abstract
A compressor of scroll type or the like, in which, in order to change the discharge capacity automatically in accordance with the rpm (rotational speed) of a shaft (,) by simple means, the centrifugal force exerted on a movable scroll (,) orbiting with the rotation of the shaft (,) is used as a vibratory force to forcibly vibrate a spool (,) constituting a valve body supported on an elastic member (,), thereby opening and closing bypass holes (,) for establishing communication between a working chamber (V) and a suction chamber (,).