US 12,109,604 B2
Method of manufacturing joined member
Shinsuke Matsumoto, Fukuoka (JP)
Assigned to MATSUMOTO INDUSTRY CO., LTD., Fukuoka (JP)
Appl. No. 17/615,906
Filed by MATSUMOTO INDUSTRY CO., LTD., Fukuoka (JP)
PCT Filed Feb. 22, 2021, PCT No. PCT/JP2021/006647
§ 371(c)(1), (2) Date Dec. 2, 2021,
PCT Pub. No. WO2021/256004, PCT Pub. Date Dec. 23, 2021.
Claims priority of application No. 2020-103991 (JP), filed on Jun. 16, 2020.
Prior Publication US 2022/0314297 A1, Oct. 6, 2022
Int. Cl. B21D 39/03 (2006.01); F16B 4/00 (2006.01); F16B 17/00 (2006.01)
CPC B21D 39/031 (2013.01) [F16B 4/004 (2013.01); F16B 17/004 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A method of manufacturing a joined member where joining portions of at least two members are integrally formed with each other by press working thus joining said at least two members, the method comprising:
engaging a first work member having a first bridge portion protruding in a bridge shape and a second work member having a second opening corresponding to the first bridge portion of the first work member with each other by inserting the first bridge portion of the first work member into the second opening of the second work member;
inserting a connecting member into the insertion hole formed in the first bridge portion in a state where the first bridge portion of the first work member is inserted into and is made to engage with the second opening of the second work member; and
pressing the first bridge portion of the first work member, the second opening of the second work member and the connecting member to be integrally formed with each other in a state where the connecting member is inserted into an insertion hole formed in the first bridge portion of the first work member.