公开(公告)号：US20190003507A1

公开(公告)日：2019-01-03

申请号：US15752401

申请日：2016-08-26

Applicant: NHK Spring Co., Ltd.

Inventor： Toshio Kazama ,  Noriyoshi Kaneda ,  Shun Hirai

IPC: F16B19/06 ,  C22C21/16 ,  F16B33/06 ,  F16B37/00 ,  C22C21/10 ,  F16B35/04

Abstract: A fastening member includes: a first alloy section made of aluminum alloy containing zinc in an amount of 0.005 wt % or more and 6.5 wt % or less and containing magnesium in an amount of 0.6 wt % or more and 2.0 wt % or less, and provided at a portion being in contact with at least one of the plurality of members; and a second alloy section made of an aluminum alloy containing magnesium in an amount of greater than 0.2 wt % and 2.3 wt % or less and containing copper in an amount of greater than 1.0 wt % and 8.0 wt % or less, and bonded to the first alloy section.

公开(公告)号：US10767678B2

公开(公告)日：2020-09-08

申请号：US15752401

申请日：2016-08-26

Applicant: NHK Spring Co., Ltd.

Inventor： Toshio Kazama ,  Noriyoshi Kaneda ,  Shun Hirai

IPC: F16B33/06 ,  F16B19/06 ,  F16B37/00 ,  F16B35/04 ,  C22C21/10 ,  C22C21/16 ,  F16B33/02 ,  F16B37/14

Abstract: A fastening member includes: a first alloy section made of aluminum alloy containing zinc in an amount of 0.005 wt % or more and 6.5 wt % or less and containing magnesium in an amount of 0.6 wt % or more and 2.0 wt % or less, and provided at a portion being in contact with at least one of the plurality of members; and a second alloy section made of an aluminum alloy containing magnesium in an amount of greater than 0.2 wt % and 2.3 wt % or less and containing copper in an amount of greater than 1.0 wt % and 8.0 wt % or less, and bonded to the first alloy section.