Title:
PIPE JOINT AND DRAIN PIPE SYSTEM EQUIPPED WITH THE PIPE JOINT
Document Type and Number:
Japanese Patent JP2022052758
Kind Code:
A
Abstract:
To provide a pipe joint that does not increase a diameter of a vertical pipe even if a bore diameter of a horizontal pipe is increased by improving the inflow and drainage of rainwater into the vertical pipe, and a drain pipe system equipped with the pipe joint .SOLUTION: There is provided a pipe joint installed at a connection between a horizontal pipe and a vertical pipe, comprising: a pipe body that is arranged with a central axis facing up and down; a horizontal pipe connecting portion formed on a side surface of the pipe body and connected to the horizontal pipe; and a vertical pipe connecting portion formed in a lower part of the pipe body and to which the vertical pipe is connected. An inner diameter of the vertical pipe body is smaller than an inner diameter of the horizontal pipe connecting portion.SELECTED DRAWING: Figure 1
Inventors:
MOTO TAKAAKI
SUGAO JUN
TOOYAMA MASAKI
TAKAYANAGI SATOSHI
SUGAO JUN
TOOYAMA MASAKI
TAKAYANAGI SATOSHI
Application Number:
JP2021154056A
Publication Date:
April 04, 2022
Filing Date:
September 22, 2021
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD
International Classes:
E03C1/12; E03C1/122; E04D13/04; F16L47/00; F16L55/00
Attorney, Agent or Firm:
Kazuzumi Nishizawa
Yuichiro Kawagoe
Makiko Otsuki
Hiroshi Yamaguchi
Yuichiro Kawagoe
Makiko Otsuki
Hiroshi Yamaguchi