Title:
FUNDAMENTAL PENETRATION JOINT, FUNDAMENTAL PENETRATION PIPING STRUCTURE, AND CONSTRUCTION METHOD THEREOF
Document Type and Number:
Japanese Patent JP2015045374
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a fundamental penetration joint having excellent workability and preventing the poor connection between the inner pipes.SOLUTION: A fundamental penetration joint 10 is a joint in which an inner pipe 14 for connecting an indoor drain pipe 104 and an outdoor drain pipe 106 is inserted inside of a sheath pipe 12 inserted into a concrete foundation 102. The sheath pipe 12 is formed by combining a sheath pipe elbow 16 and a sheath pipe straight 18, and the inner pipe 14 is formed by combining an inner pipe elbow 38, a first inner pipe straight 40, an inner pipe socket 42 and a second inner pipe straight 44. The inner pipe elbow 38 is housed in a withdrawal manner in the sheath pipe elbow 16, and the first inner pipe straight 40 is adhered and jointed to an input (48) of the inner pipe elbow 38. The inner pipe socket 42 is jointed through a rubber ring to an input (48), and the inner pipe socket 42 is jointed through a rubber ring to the output (50) of the inner pipe elbow 38, and the second inner pipe straight 44 is adhered and jointed to the inner pipe socket 42. Moreover, the inner tube socket 42 is engaged by engagement means with a second opening 28 of the sheath pipe elbow 16.
Inventors:
NAGATA YUKI
Application Number:
JP2013176899A
Publication Date:
March 12, 2015
Filing Date:
August 28, 2013
Export Citation:
Assignee:
KUBOTA C I CO LTD
International Classes:
F16L5/00; E03C1/12; E03C1/122; E03F5/00; F16L1/00
Attorney, Agent or Firm:
Yoshito Yamada
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