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:
Jan. 11, 2011
Filed:
Dec. 27, 2006
Koji Matsuyama, Yokohama, JP;
Hideki Chiba, Yokohama, JP;
Hiromichi Ito, Tokyo, JP;
Yomei Yoshioka, Yokohama, JP;
Kazuhiro Saito, Yokohama, JP;
Yasuo Kabata, Yokohama, JP;
Ryoji Nagano, Yokohama, JP;
Hiroaki Koinuma, Yokohama, JP;
Kaname Hirai, Yokohama, JP;
Toshio Kitajima, Yokohama, JP;
Koji Matsuyama, Yokohama, JP;
Hideki Chiba, Yokohama, JP;
Hiromichi Ito, Tokyo, JP;
Yomei Yoshioka, Yokohama, JP;
Kazuhiro Saito, Yokohama, JP;
Yasuo Kabata, Yokohama, JP;
Ryoji Nagano, Yokohama, JP;
Hiroaki Koinuma, Yokohama, JP;
Kaname Hirai, Yokohama, JP;
Toshio Kitajima, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A method for repairing a crack in an electromechanical rotor (), including forming a plurality of slots () on a periphery of a core portion () of an electromechanical rotor () along an axial direction thereof; inserting coils into the slots (), respectively; forming a plurality of wedges for maintaining the coils in the slots (), respectively; and forming a cut hole () at the core portion () from an outer surface of the core portion () so as to remove at least a deeper area of a crack created at the core portion () at a contacting surface between the corresponding wedge and the corresponding slot ().