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:
May. 07, 2019
Filed:
Jun. 20, 2016
Ihi Corporation, Koto-ku, JP;
Ihi Aerospace Co., Ltd., Koto-ku, JP;
Agamu Tanaka, Koto-ku, JP;
Yuji Mori, Koto-ku, JP;
Takashi Harada, Koto-ku, JP;
Ikuo Okumura, Koto-ku, JP;
Kenji Ishimoto, Koto-ku, JP;
IHI CORPORATION, Koto-ku, JP;
IHI AEROSPACE CO., LTD., Koto-ku, JP;
Abstract
A cylindrical case body made of a composite material; a linking ring made of aluminum, fitted and fixed to a rear end portion of the case body and having an annular groove which receives a reverse thrust load from a reverse thrust transmission body; and ring constituent bodies made of titanium alloy, each of which is placed in the rear end portion of the case body and has an arcuate groove which undertakes a reverse thrust load larger than that received by the linking ring, are provided in a fan case. The ring constituent bodies are fitted in notches of the linking ring and are brought into contact with outward receiving walls of the linking ring. The ring constituent bodies are positioned relative to the case body in the axis direction and in the radial direction, and the annular groove and the arcuate grooves continue to each other.