Title:
ROOFTOP SLAB PENETRATION UNIT
Document Type and Number:
Japanese Patent JP2018087444
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a rooftop slab penetration unit for easily executing waterproof construction in conformity with a standard of JASS8, and capable of also installing a waterproof layer (a waterproof sheet) protective plate, even when installing in bar arrangement before forming a rooftop slab, or even when installing on an existing rooftop slab.SOLUTION: A rooftop slab penetration unit 1 of the present invention comprises a lower unit 2 for opening an upper part 2a and a lower part 2b, an intermediate unit 3 installed on the lower unit 2 and opening in an upper part 3a and a lower part 3b and an upper unit 4 for blocking up the opening of the intermediate unit upper part 3a, and comprises a leg part 2d extended at a right angle to a sidewall 2c inward from the lower end of the sidewall 2c of the lower unit 2.SELECTED DRAWING: Figure 2
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Inventors:
HAYASHI MASAHIRO
KOBAYASHI KATSUYOSHI
ABIKO YOSHIHIKO
HIRAMATSU MASARU
KOBAYASHI KATSUYOSHI
ABIKO YOSHIHIKO
HIRAMATSU MASARU
Application Number:
JP2016231072A
Publication Date:
June 07, 2018
Filing Date:
November 29, 2016
Export Citation:
Assignee:
SHOWA DENKO KENZAI KK
JES CORP
JES CORP
International Classes:
E04F17/08; E04D13/00; F16L5/00
Domestic Patent References:
| JPH0340272B2 | 1991-06-18 | |||
| JPH0620974U | 1994-03-18 |
Foreign References:
| US20040093813A1 | 2004-05-20 | |||
| US5349790A | 1994-09-27 |
Attorney, Agent or Firm:
Kinoshita Shigeru