Title:
MANHOLE JOINT
Document Type and Number:
Japanese Patent JP2005023522
Kind Code:
A
Abstract:
To provide a manhole joint capable of improving workability, while securing watertightness, without causing deformation and damage by a creep.
This manhole joint 10 includes a saddle 12 composed of vinyl chloride adhesive to a manhole wall 18, and a first short pipe 22 of similarly vinyl chloride is inserted into a pipe part 16 of the saddle 12. An O ring storage groove 24 is formed on an inner surface of the first short pipe 22, and an O ring 26 is stored in the groove. A polyethylenic second short pipe 28 of the same material as a sewer pipe is inserted into and held by the first short pipe 22 via this O ring 26.
Inventors:
YOSHINO DAISUKE
NISHITANI KENZO
FUKUI CHIKANORI
NISHITANI KENZO
FUKUI CHIKANORI
Application Number:
JP2003186782A
Publication Date:
January 27, 2005
Filing Date:
June 30, 2003
Export Citation:
Assignee:
KUBOTA KK
International Classes:
E02D29/12; E03F5/02; (IPC1-7): E02D29/12; E03F5/02
Attorney, Agent or Firm:
Yoshito Yamada