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:
Jul. 26, 2022
Filed:
Sep. 25, 2018
Japan Aerospace Exploration Agency, Tokyo, JP;
Japan Aerospace Exploration Agency, Tokyo, JP;
Abstract
[Object] To provide a fan blade, an engine, and a structure with anti-icing and de-icing functions, which are capable of efficiently performing anti-icing or de-icing with a simple structure. [Solving Means] A fan bladeis disposed on an air inletside of a jet engineof an aircraft. The fan bladeincludes a fan blade main bodymade of a carbon fiber reinforced plastic (CFRP), and a pair of energizing unitsandthat are provided on a leading edgeside and a trailing edgeside of a heating regionof the fan blade main bodyand pass current through the fan blade main body. Voltage is applied between the pair of energizing unitsandand current passes through the fan blade main bodyto heat the fan blade main body, thus performing anti-icing or de-icing.