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:
May. 29, 2001
Filed:
Sep. 02, 1999
Applicant:
Inventors:
Shinsaku Sato, Kanagawa-ken, JP;
Yoshitake Mibe, Kanagawa-ken, JP;
Kenji Obata, Kanagawa-ken, JP;
Hajimi Tai, Kanagawa-ken, JP;
Kazutoshi Takaishi, Tokyo, JP;
Masahiko Nakazono, Kanagawa-ken, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63H 1/26 ;
U.S. Cl.
CPC ...
B63H 1/26 ;
Abstract
A method for manufacturing a blade for fluid machinery from a plate-shaped component which is first machined to make a blade preform. The preform is then worked to obtain a blade in its final form. The shape of the preform is determined by one of two analytical methods.