公开(公告)号：EP4239626A1

公开(公告)日：2023-09-06

申请号：EP21885661.5

申请日：2021-08-25

申请人： Japan Aerospace Exploration Agency

发明人： ISHII, Tatsuya ,  OINUMA, Hideshi ,  NAGAI, Kenichiro ,  ENOMOTO, Shunji ,  OKI, Junichi

IPC分类号： G10K11/16 ,  G10K11/172

摘要： [Abstract] A pressure fluctuation absorbing structure includes: a perforated member including a plurality of holes for absorbing pressure fluctuation on a surface thereof; and a partition member disposed on the surface of the perforated member and including a partition wall that partitions the plurality of holes in units of a predetermined number of one or more holes, and a space that is formed by the partition wall and corresponds to the predetermined number of one or more holes.