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. 01, 2022
Filed:
Jun. 03, 2019
Mitsubishi Power, Ltd., Yokohama, JP;
Hideaki Sato, Yokohama, JP;
Shouhei Danno, Yokohama, JP;
Kimihiro Todo, Yokohama, JP;
Tomohiro Horai, Yokohama, JP;
Tatsuo Nakamoto, Yokohama, JP;
MITSUBISHI POWER, LTD., Yokohama, JP;
Abstract
A set screw () is provided, which has a screw main body (), a male thread portion () which is formed on an outer periphery of the screw main body (), and a drain hole () which penetrates a central portion of the screw main body () in an extension direction of the screw main body (). The blade root ring () has a hole () which extends radially outward from an inner peripheral surface () of the blade root ring (), and a female thread portion () which is formed on an inner peripheral surface () of the hole (), and the set screw () is screwed into the female thread portion ().