Title:
管継手
Document Type and Number:
Japanese Patent JP7227706
Kind Code:
B2
Abstract:
To provide a pipe joint having a simple structure and capable of confirming a water stop state at a cleaning hole part.SOLUTION: A pipe joint 100 comprises a tubular joint body 101 having a cleaning port part 101A, a lid 102 mounted to the cleaning port part 101A while rotating, and an annular packing 103 mounted to the cleaning port part 101A. When the lid 102 is mounted to the cleaning port part 101A, the flange part of the lid 102 has a non-circular shape in a plan view from a central axis 101F direction of the cleaning port part 101A. At least a part of the outermost periphery of the flange part overlaps with the outermost periphery of the cleaning port part 101A.SELECTED DRAWING: Figure 1
Inventors:
Yukari Oshima
Hiroyuki Hatori
Takayuki Nemoto
Hidenobu Tagusagawa
Hiroyuki Hatori
Takayuki Nemoto
Hidenobu Tagusagawa
Application Number:
JP2018113717A
Publication Date:
February 22, 2023
Filing Date:
June 14, 2018
Export Citation:
Assignee:
Maesawa Chemical Industry Co., Ltd.
International Classes:
F16L55/00; E03C1/12
Domestic Patent References:
| JP2015200405A | ||||
| JP2010196722A | ||||
| JP1124565A | ||||
| JP2000120635A |
Foreign References:
| US20100037969 |
Attorney, Agent or Firm:
Yasushi Matsunuma
Norihiko Ara
Tetsuo Yamazaki
Fumihiro Hosokawa
Norihiko Ara
Tetsuo Yamazaki
Fumihiro Hosokawa