Title:
PIPE COUPLING TOOL
Document Type and Number:
Japanese Patent JP2019070284
Kind Code:
A
Abstract:
To provide a pipe coupling tool capable of controlling deformation of an engagement part and capable of holding pull-out strength of the pipe being coupled.SOLUTION: In a pipe coupling tool 10, a first end part 30 and a second end part 60 have a pair of first side walls 31, 32 and a pair of first side walls 61, 62 on either side, respectively, the pair of first side walls 31, 32, 61, 62 being folded downward toward the front side and stood. The first side walls 31, 32 have second side walls 33, 34 comprising portions 33a, 34a, and the first side walls 61, 62 have second side walls 63, 64, comprising portions 63a, 64a, the portions 33a, 34a, 63a, 64a being folded upward to be disposed toward the outside of the first side walls 31, 32, 61, 62, and extending toward the side of non-coupling parts. The pipe coupling tool 10 has an engagement part 40 between the portions 33a, 34a extending toward the side of the non-coupling parts of the second side walls 33, 34, and an engagement part 70 between the portions 63a, 64a extending toward the side of the non-coupling parts of the second side walls 63, 64, in which pairs of engagement side walls 35, 36, 65, 66 folded so as to gradually approach each other are integrally coupled to each other.SELECTED DRAWING: Figure 1
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Inventors:
YAMADA HIROSHI
AOYAMA TOSHIRO
AOYAMA TOSHIRO
Application Number:
JP2017197324A
Publication Date:
May 09, 2019
Filing Date:
October 11, 2017
Export Citation:
Assignee:
SHINWA KK
International Classes:
E04G7/20; F16B7/04
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda