Title:
吸音パネル及び吸音パネルの製造方法
Document Type and Number:
Japanese Patent JP7113459
Kind Code:
B2
Abstract:
A sound-absorbing panel to be used affixed to a jet engine of an aircraft, provided with: a resin core layer 20 having a first surface, a second surface disposed on the side opposite from the first surface, and multiple partitions extending between the first surface and second surface so as to partition multiple cells; a resin first skin layer 30a laminated on the first surface of the core layer 20; and a resin second skin layer 40a laminated on the second surface of the core layer 20. The first skin layer 30a is disposed so as to face the external space while in use, and has multiple through-holes 60 for providing communication between internal spaces of the multiple cells S and external space faced by the first skin layer 30a. The core layer 20 has openings 50 for providing communication between the internal spaces of the multiple cells and external space of the core layer 20.
More Like This:
| WO/2022/260630 | AN AIR SUPPLY SYSTEM |
| WO/2005/073600 | REVERSIBLE DRIVING APPARATUS FOR PCU PUMPS |
Inventors:
Tsutomu Oishi
Masahiro Hojo
Shingo Shibagaki
Masahiro Hojo
Shingo Shibagaki
Application Number:
JP2019523537A
Publication Date:
August 05, 2022
Filing Date:
June 05, 2018
Export Citation:
Assignee:
Ihi Co., Ltd.
Japan Aerospace Exploration Agency
Gifu Plastic Industry Co., Ltd.
Japan Aerospace Exploration Agency
Gifu Plastic Industry Co., Ltd.
International Classes:
B64D33/00; B32B3/12; B64C1/00; F01D25/00; F02C7/00; F02C7/045; F02C7/24
Domestic Patent References:
| JP6173772A | ||||
| JP10175263A | ||||
| JP2006103403A | ||||
| JP3994404B2 | ||||
| JP59067407U | ||||
| JP3501591A |
Foreign References:
| WO2015187879A1 | ||||
| US20010005937 |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda