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Title:
VEHICULAR FRAME STRUCTURE AND METHOD FOR MANUFACTURING VEHICULAR FRAME
Document Type and Number:
WIPO Patent Application WO/2022/219990
Kind Code:
A1
Abstract:
A frame structure (1) of a rear part of a vehicle (10) is assembled by hammering, from a plate-shaped section (20) side, a self-piercing rivet (4) into superposed sections of a second metal body (3) and the plate-shaped section (20) which is of a first metal body (2), and thereby connecting the overlapping sections. An annular-shaped standing wall section (2b) is provided in the superposed section of the plate-shaped section (20) on the second metal body (3), on the surface of the plate-shaped section (20) into which the self-piercing rivet (4) is initially hammered, the annular-shaped standing wall section extending to the side opposite the second metal body (3) and extending annularly around a hammering section (2d) of the self-piercing rivet (4).

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Inventors:
KAKITANI NAOKI (JP)
Application Number:
PCT/JP2022/011425
Publication Date:
October 20, 2022
Filing Date:
March 14, 2022
Export Citation:
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Assignee:
Y TEC KEYLEX INT CORPORATION (JP)
Y TEC CORP (JP)
KEYLEX CORP (JP)
International Classes:
B21D39/03; B21J15/00; B21J15/02; B62D25/04
Foreign References:
JP2005342739A2005-12-15
JP2012225358A2012-11-15
JP2016093819A2016-05-26
Attorney, Agent or Firm:
ISEKI Katsumori et al. (JP)
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