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. 06, 2024
Filed:
Sep. 09, 2022
Applicant:
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Inventors:
Naota Watanabe, Tokyo, JP;
Masaaki Shibata, Tokyo, JP;
Toshikazu Shigetomi, Tokyo, JP;
Hiroaki Takeuchi, Tokyo, JP;
Atsushi Yuge, Tokyo, JP;
Assignee:
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03D 1/06 (2006.01); C23C 4/134 (2016.01); F03D 13/00 (2016.01);
U.S. Cl.
CPC ...
F03D 1/0675 (2013.01); C23C 4/134 (2016.01); F03D 13/00 (2016.05);
Abstract
A wind turbine blade includes a base member formed of FRP and having a blade shape, an intermediate layer arranged on the base member and formed of metal, cermet, ceramic, or a mixture of at least one thereof and resin as a major constituent, and an erosion-resistant overcoat arranged on the intermediate layer and formed of a spray film having a porosity of 5% or lower.