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:
Feb. 23, 1988
Filed:
Sep. 18, 1986
Jisuke Saitou, Ashikaga, JP;
Kouichiro Kubota, Ota, JP;
Hidetaka Sasaki, Oizumi, JP;
Yasunori Kiyokawa, Oizumi, JP;
Masayuki Hara, Tatebayashi, JP;
Makoto Aida, Oizumi, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
A multiple cylinder rotary compressor according to the present invention comprises a driving shaft, cylinders concentric to the driving shaft, rotors driven by eccentric portions of the rotary shaft to rotate along the inner circumferential surface of the cylinders, vanes for dividing each of the cylinders into a compression side and a suction side, a partition plate for separating the cylinders from each other, and a control through-hole for connecting the cylinders with each other so that a refrigeration capacity is controlled.