Title:
WELDING METHOD AND WELDING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2017/069029
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a welding method and a welding structure with which it is possible to increase welding strength and provide a greater degree of freedom in design. A welding method for welding a thermoplastic resin accessory (3) to a parison (P) serving to mold a tank body (2) is characterized by including an insertion step wherein: the accessory (3) is formed so as to include an annular portion (11) having an annular shape and a plurality of raised portions (13) protruding radially from the annular portion (11); and the annular portion (11) and the raised portions (13) are inserted into the parison (P).
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Inventors:
KOBORI HIROYASU (JP)
Application Number:
PCT/JP2016/080313
Publication Date:
April 27, 2017
Filing Date:
October 13, 2016
Export Citation:
Assignee:
YACHIYO IND CO LTD (JP)
International Classes:
B29C65/70; B29C49/20
Foreign References:
| JP2014046676A | 2014-03-17 | |||
| JP2011212995A | 2011-10-27 | |||
| JP2014231165A | 2014-12-11 | |||
| JP2015089771A | 2015-05-11 | |||
| JP2014043064A | 2014-03-13 |
Other References:
See also references of EP 3366459A4
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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