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Title:
FOUNDATION PENETRATING SHEATH PIPE AND PIPELINE CONSTRUCTION METHOD
Document Type and Number:
Japanese Patent JP2016166649
Kind Code:
A
Abstract:
CONSTITUTION: A foundation penetrating sheath pipe 10 comprises a sheath pipe body 30 and an upper opening reinforcement portion 42, and is used for the construction of a pipe penetrating through the foundation of a building. The sheath pipe body is formed into an elbow shape having an upper opening 30a and a side opening 30b. The upper opening reinforcement portion is formed in a dome shape so as to cover the upper opening, and is connected with the peripheral edge of the upper opening. The upper opening reinforcement portion is cut and removed prior to the construction of a pipe after the foundation penetrating sheath pipe is embedded in the foundation and fixed thereto.EFFECT: The upper opening reinforcement portion reinforces the opening portion of the sheath pipe body so as to prevent the foundation penetrating sheath pipe from being deformed as concrete placement. The upper opening reinforcement portion can also prevent raw concrete or dust and the like from getting into the foundation penetrating sheath pipe.SELECTED DRAWING: Figure 3

Inventors:
NAGATA YUKI
KOBAYASHI TAKAHIRO
TSUCHIGISHI NORIMICHI
Application Number:
JP2015046647A
Publication Date:
September 15, 2016
Filing Date:
March 10, 2015
Export Citation:
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Assignee:
KUBOTA CHEMIX CO LTD
International Classes:
F16L5/00; E03C1/12
Domestic Patent References:
JP2003082726A2003-03-19
JP2002195455A2002-07-10
JP2012246709A2012-12-13
JP2011094672A2011-05-12
JP2007132134A2007-05-31
Attorney, Agent or Firm:
Yoshito Yamada