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:
Nov. 27, 2001
Filed:
Dec. 14, 1998
Applicant:
Inventors:
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 1/02 ;
U.S. Cl.
CPC ...
F01D 1/02 ;
Abstract
A movable blade of a turbine, which has a plurality of stages each provided with movable and stationary blades mounted to a turbine rotor, comprises a movable blade body having a leading edge portion, with respect to a turbine steam flow, and an erosion protective piece which is formed to be continuously integrally with the leading edge portion of the movable blade body so as to be protruded therefrom. The leading edge portion and the erosion protective piece are subjected to a surface hardening treatment such as flame hardening treatment.
Komiyama, Manabu. (2001). Turbine movable blade (U.S. Patent No. 6322323). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6322323
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile