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:
Oct. 24, 1989
Filed:
Mar. 18, 1988
Applicant:
Inventors:
Hirotsugu Sakata, Chigasaki, JP;
Hiroaki Murasaki, Yokohama, JP;
Makoto Hayano, Tokyo, JP;
Hitoshi Hattori, Yokohama, JP;
Naoya Morozumi, Yokohama, JP;
Kouichi Yoneyama, Chigasaki, JP;
Isao Suzuki, Tokyo, JP;
Junji Sone, Yokohama, JP;
Shigemi Nagatomo, Tokyo, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C / ; F04C / ; B28B / ; B28B / ;
U.S. Cl.
CPC ...
418 55 ; 418 56 ; 2915 / ; 264250 ; 264255 ; 264293 ;
Abstract
A scroll member comprising a metallic end plate having a spiroidal groove on one side thereof, and a through-hole communicating with the groove, and a resin wrap joined to the groove of the end plate so as to protrude from the surface of the end plate. The wrap being formed by injection molding, and the through-hole and the groove being filled with part of the wrap.