Title:
PENETRATION SLEEVE
Document Type and Number:
Japanese Patent JP2019065991
Kind Code:
A
Abstract:
To provide a penetration sleeve having preferable workability.SOLUTION: A penetration sleeve 1 installed on a through-hole which penetrates a wall in a building from the front side to the back side includes a main body part 2 which is inserted to the through-hole from the front side and a cover part 3 which is integrally provided on an end part of the front side on the main body part 2 and is installed so as to lie along a wall surface of the front side on the wall. Therein, the main body part 2 has a cylindrical shape formed by rounding a planar body, a diameter dimension of the main body part 2 is made variable in accordance with a distance between circumferential direction end parts 21, 21 in the rounded state, and the cover part 3 is connected to the main body part 2 at least on one portion and, except the connected portion, is made followable to a change of the distance between the circumferential direction end parts 21, 21 on the main body part 2.SELECTED DRAWING: Figure 1
Inventors:
IWAMATSU TAKESHI
Application Number:
JP2017193449A
Publication Date:
April 25, 2019
Filing Date:
October 03, 2017
Export Citation:
Assignee:
INABA DENKI SANGYO KK
International Classes:
F16L5/00; E04B2/56; E04B2/74; E04G15/06
Domestic Patent References:
| JP2010175246A | 2010-08-12 | |||
| JP2000240268A | 2000-09-05 | |||
| JP4196383B2 | 2008-12-17 | |||
| JPH08239919A | 1996-09-17 | |||
| JP2002247736A | 2002-08-30 |
Foreign References:
| US20110041432A1 | 2011-02-24 |
Attorney, Agent or Firm:
Noboru Fujimoto
Hiroaki Nakatani
Akira Kitada
Hiroaki Nakatani
Akira Kitada