Title:
FASTENING STRUCTURE AND FASTENING METHOD
Document Type and Number:
WIPO Patent Application WO/2018/143265
Kind Code:
A1
Abstract:
Provided are a fastening structure and a fastening method that, when fastening a first member and a second member, have a high level of freedom regarding joining location and items to be joined, and allow the number of prepared holes in each member to be reduced. A fastening structure according to the present invention is a fastening structure that fastens a first member and a second member, and comprises: a pin member that has a plurality of non-helical grooves along a lengthwise direction, said grooves being formed in a circumferential direction; and a collar member that is fitted over the pin member, wherein the fastening structure is characterized in that the first member and the pin member are unified by fixing one end section, in a lengthwise direction, of the pin member to the first member without creating a hole in the first member, a hole is formed in the second member, the pin member is inserted through this hole, and the collar member is fitted over the pin member and subjected to diameter reduction processing.
Inventors:
HIKOSAKA AKIYOSHI (JP)
TOMIMURA KOUKI (JP)
TOMIMURA KOUKI (JP)
Application Number:
PCT/JP2018/003186
Publication Date:
August 09, 2018
Filing Date:
January 31, 2018
Export Citation:
Assignee:
NISSHIN STEEL CO LTD (JP)
International Classes:
F16B19/05; F16B5/02; F16B5/04; F16B19/08
Domestic Patent References:
| WO1994001687A1 | 1994-01-20 |
Foreign References:
| US5171115A | 1992-12-15 | |||
| GB2343642A | 2000-05-17 | |||
| JP4686130B2 | 2011-05-18 |
Other References:
See also references of EP 3578834A4
Attorney, Agent or Firm:
NAYA Hiromitsu et al. (JP)
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