Title:
STRUCTURE AND METHOD FOR SEALING THROUGH HOLE
Document Type and Number:
Japanese Patent JP2014095415
Kind Code:
A
Abstract:
To provide a structure and a method for sealing a through hole which secure sufficient water tightness to improve the seal performance regardless of the number of pipelines inserted into the through hole formed in a construction.
A through hole sealing structure includes: a support ring 21 disposed around three pipelines 13; a seal material 22 filling a space part 24 between the support ring 21 and the three pipelines 13; and a ring shaped boot member 23 which connects the support ring 21 with a sleeve 14 fixed to the through hole 12.
Inventors:
IWATA TOMOKAZU
TSUMURA YASUHIRO
KONDO YUJI
SAKAGUCHI YUKIHIRO
FUKUYA YASUTAKA
IWAMOTO YOICHI
MUROYA ITARU
TSUMURA YASUHIRO
KONDO YUJI
SAKAGUCHI YUKIHIRO
FUKUYA YASUTAKA
IWAMOTO YOICHI
MUROYA ITARU
Application Number:
JP2012246659A
Publication Date:
May 22, 2014
Filing Date:
November 08, 2012
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
F16L5/02; E04F17/08; F16J15/06; F16J15/14; F16J15/16; F16J15/52
Domestic Patent References:
JP2008255581A | 2008-10-23 | |||
JP2012045120A | 2012-03-08 | |||
JPH0828760A | 1996-02-02 | |||
JP2007093122A | 2007-04-12 | |||
JP2008131733A | 2008-06-05 | |||
JPS58118377U | 1983-08-12 | |||
JP2004340192A | 2004-12-02 | |||
JPS6358835U | 1988-04-19 | |||
JPH10224960A | 1998-08-21 | |||
JPS5238744Y2 | 1977-09-02 | |||
JPS61175374A | 1986-08-07 | |||
JPS6252289A | 1987-03-06 |
Foreign References:
US5266743A | 1993-11-30 |
Attorney, Agent or Firm:
Hiroaki Sakai
Jun Takamura
Jun Takamura
Previous Patent: DISK BRAKE FOR VEHICLE
Next Patent: DRIVING POWER TRANSMISSION DEVICE AND IMAGE FORMING APPARATUS
Next Patent: DRIVING POWER TRANSMISSION DEVICE AND IMAGE FORMING APPARATUS