US 11,701,701 B2
Method for joining members
Yasuhiro Maeda, Kobe (JP); Toru Hashimura, Kobe (JP); and Taiki Yamakawa, Kobe (JP)
Assigned to Kobe Steel, Ltd., Kobe (JP)
Appl. No. 17/762,243
Filed by Kobe Steel, Ltd., Kobe (JP)
PCT Filed Sep. 14, 2020, PCT No. PCT/JP2020/034747
§ 371(c)(1), (2) Date Mar. 21, 2022,
PCT Pub. No. WO2021/070571, PCT Pub. Date Apr. 15, 2021.
Claims priority of application No. 2019-186176 (JP), filed on Oct. 9, 2019.
Prior Publication US 2022/0339689 A1, Oct. 27, 2022
Int. Cl. B21D 39/20 (2006.01)
CPC B21D 39/206 (2013.01) 7 Claims
OG exemplary drawing
 
1. A method for joining members for joining a first member being cylindrical and a second member being plate-shaped and having an opening, the method comprising:
inserting the first member into the opening of the second member;
inserting an elastic body into the first member;
guiding an outer diameter side of the first member with a pair of outer dies on both sides of the second member such that the first member is positioned within an opening of each of the outer dies; and
compressing an elastic body in the first member with a pair of inner dies,
wherein the inner dies compress the elastic body within a range in which the outer dies are positioned.