公开(公告)号：US10167919B2

公开(公告)日：2019-01-01

申请号：US15524260

申请日：2015-11-04

申请人： KYB Corporation ,  HONDA MOTOR CO., LTD.

发明人： Masahiro Miwa ,  Kazuma Ando ,  Shinichi Sutou ,  Yasutaka Ohta ,  Koji Takami

IPC分类号： F16F9/38 ,  B60G15/07 ,  F16J3/04 ,  F16J15/52 ,  F16F9/32 ,  B60G15/06

摘要： A cylinder device includes a cylinder that has one end from which a piston rod extends, a pipe-shaped cover member that has an extendable bellows portion and a small-diameter portion whose inner diameter is smaller than an inner diameter of the bellows portion, the cover member being configured to protect the piston rod, and a capping member fitted into the cylinder, the capping member having a convex portion to which the small-diameter portion of the cover member is locked, at an outer periphery, wherein at the small-diameter portion of the cover member, a bulge portion that bulges outside in a radial direction is formed.