DRAIN PIPE FOR REPAIR, AND ROOF DRAIN REPAIR METHOD USING THE SAME

Title:

DRAIN PIPE FOR REPAIR, AND ROOF DRAIN REPAIR METHOD USING THE SAME

Document Type and Number:

Japanese Patent JP2014133981

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide a drain pipe for repair capable of substantially preventing diameter reduction of a repaired roof drain and capable of surely preventing rainwater from being infiltrated from an end face of a waterproof layer to upper and lower surfaces, and a roof drain repair method using the same.SOLUTION: A drain pipe 10 for repair comprises: a straight pipe part 12 in a hollow cylindrical shape; and a flange part 14 in a hollow disc shape, is integrated by integral molding, heat deposition or adhesion and is formed from a heat expansion resin which can be softened and expanded by hot air heating as a whole. The straight pipe part 12 is softened and expanded by hot air heating, an outer surface 12a of the straight pipe part is adhered to an inner surface of a drain hole 9 and an inner surface of a sewage pipe 2, and an outer peripheral portion of the flange part 14 is bonded to a waterproof layer 3 on a surface of a skeleton 1 by heat deposition or adhesion.

Inventors:

KOIKE MICHIHIRO
ISHII HARUO
GOTO ICHIRO
NAGUMO ICHIRO

Application Number:

JP2013000894A

Publication Date:

July 24, 2014

Filing Date:

January 08, 2013

Export Citation:

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Assignee:

HASEGAWA KOMUTEN KK
JAPAN ENGINEERING KK
HASEKO SMILE COMMUNITY CO LTD

International Classes:

E04D13/04

Domestic Patent References:

JPH0893153A	1996-04-09
JP2008082110A	2008-04-10
JPS61273934A	1986-12-04
JP2000008557A	2000-01-11
JP2006264059A	2006-10-05
JPH07205286A	1995-08-08
JP2003113663A	2003-04-18
JP2001193232A	2001-07-17
JP2004239403A	2004-08-26
JPH0640160U	1994-05-27
JPH0354526U	1991-05-27

Attorney, Agent or Firm:

Minoru Hotta

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