公开(公告)号：EP4378642A1

公开(公告)日：2024-06-05

申请号：EP22849336.7

申请日：2022-07-20

Applicant: NHK Spring Co., Ltd.

Inventor： HIRATA Takafumi ,  HOTODA Yuki ,  HAYAKAWA Yuki ,  ISHIYAMA Yuta

IPC: B25J18/06 ,  A61B34/30

CPC classification number: B25J18/06 ,  A61B34/30

Abstract: Provided is a flexible structure which enables a reduction in the outer diameter and an increase in the inner diameter of a second member that covers the outer periphery of a first member. The flexible structure comprises: a first member 11 that can flex and extend; a second member 13 that covers the outer periphery of the first member, and can flex and extend in conjunction with the first member 11; recesses 23 provided to the inner periphery of the second member 13; and wires 9 held between the first member 11 and the second member 13 in a state in which at least portions of the wires 9 are inserted in the recesses 23 in the radial direction.