Title:
CABLE PROTECTION PIPE JOINT
Document Type and Number:
Japanese Patent JP2021175277
Kind Code:
A
Abstract:
To provide a cable protection pipe joint that has flexibility to cope with deformation and movement of a cable protection pipe in the ground while maintaining closeness (sealing) and regulating the disconnection of the cable protection pipes due to axial force.SOLUTION: A cable protection pipe joint includes: a first tubular member in which one cable protection pipe can be connected to one end side thereof; a second tubular member in which the other end of the first tubular member is inserted inside one end thereof and the other cable protection pipe can be connected to the other end thereof; and a third tubular member that is screwed onto the outer peripheral surface of the second tubular member and regulates the first tubular member from coming out of the second tubular member. The first tubular member includes: a first connection portion formed on one end side such that the cable protection pipe can be connected; a protrusion formed on the other end side; a brim formed between the first connection portion and the protrusion; and a close member attached to the outer edge of the protrusion.SELECTED DRAWING: Figure 1
Inventors:
HONJO MIKA
MATSUDA HIROKI
WADA KIYOSHI
MATSUDA HIROKI
WADA KIYOSHI
Application Number:
JP2020077680A
Publication Date:
November 01, 2021
Filing Date:
April 24, 2020
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD
International Classes:
H02G9/06; F16L27/12; H02G1/06; H02G3/04
Attorney, Agent or Firm:
Patent business corporation Ogasawara patent office