Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
JOINT AND AUTOMOTIVE SEAT FRAME
Document Type and Number:
WIPO Patent Application WO/2019/098292
Kind Code:
A1
Abstract:
A joint according to the present invention comprises: a first member having a thin plate in which a plurality of through holes are formed along the outer periphery thereof, a base part a portion of which contacts the thin plate, and projecting parts that project to the surface of the base part on the side contacting the thin plate, and are inserted into the through holes; and a second member disposed on the opposite side from the base part with the thin plate interposed therebetween, the second member comprising a material of the same system as the first member, the thin plate comprising a material having a lower specific gravity than the material constituting the first member and the second member, a part of each of the second member, and the end part of the projecting parts on the opposite side from the side continuing to the base part, being melt-solidified and joined, and the hardness difference after joining being 90% or less of the hardness difference before joining, in a range within 30% of a direction intersecting with the joining interface, when the joining interface between the second member and the projecting parts is defined as the center.

Inventors:
YAMAUCHI, Yuichiro (3-10, Fukuura, Kanazawa-ku, Yokohama-sh, Kanagawa 04, 〒2360004, JP)
YODA, Yu (3-10, Fukuura, Kanazawa-ku, Yokohama-sh, Kanagawa 04, 〒2360004, JP)
SATO, Takuya (3-10, Fukuura, Kanazawa-ku, Yokohama-sh, Kanagawa 04, 〒2360004, JP)
GOTO, Katsuji (3-10, Fukuura, Kanazawa-ku, Yokohama-sh, Kanagawa 04, 〒2360004, JP)
ANDO, Masakazu (3-10, Fukuura, Kanazawa-ku, Yokohama-sh, Kanagawa 04, 〒2360004, JP)
SATO, Ayane (3-10, Fukuura, Kanazawa-ku, Yokohama-sh, Kanagawa 04, 〒2360004, JP)
Application Number:
JP2018/042342
Publication Date:
May 23, 2019
Filing Date:
November 15, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NHK SPRING CO., LTD. (3-10, Fukuura Kanazawa-ku, Yokohama-sh, Kanagawa 04, 〒2360004, JP)
International Classes:
B60N2/68; B23K11/11; B23K11/20; F16B11/00
Foreign References:
JP2017114055A2017-06-29
JPH0985454A1997-03-31
JP2000230537A2000-08-22
JPH07317844A1995-12-08
JP2008539086A2008-11-13
JPH08267254A1996-10-15
US20130309520A12013-11-21
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (Toranomon Mitsui Building, 8-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
Download PDF: