公开(公告)号：US20220252126A1

公开(公告)日：2022-08-11

申请号：US17629666

申请日：2020-07-21

Applicant: Hitachi Astemo, Ltd.

Inventor： Hiroyuki MATSUMOTO ,  Satsuki YAMAMOTO ,  Chigaya SEKINE

IPC: F16F9/32 ,  F16B19/06

Abstract: This assembly includes a plurality of stacked circular members, and a fixing pin that is disposed inside each of the circular members to arrange and integrate each of the circular members in an axial direction thereof. The fixing pin includes a shaft portion extending in the axial direction, a flange portion extending radially outward from one end side of the shaft portion, a recessed portion that is provided on an end face of the shaft portion on the other side and has a non-circular cross-section orthogonal to the axial direction, and one or a plurality of protruding portions that are provided on an outer circumferential portion of the shaft portion on the other end side and protrude radially outward from an inner circumferential surface of each of the circular members.

公开(公告)号：US20220260130A1

公开(公告)日：2022-08-18

申请号：US17621787

申请日：2020-06-05

Applicant: HITACHI ASTEMO, LTD.

Inventor： Chigaya SEKINE ,  Satsuki YAMAMOTO

IPC: F16F9/58 ,  B60G13/08 ,  F16F1/12

Abstract: A rebound control mechanism includes: a spring member located between a piston and a rod guide and provided on an outer periphery of a piston rod; and a spring receiver provided on the side of the rod guide and to which an upper portion of the spring member is attached. The spring receiver includes a tubular portion fixed between a cylinder and the rod guide, and a second flange portion provided at a lower end of the tubular portion and extending inward in a radial direction, and is configured to indirectly fix the upper end side of the spring member by the second flange portion.