Title:
SECTION PENETRATION PROCESSING STRUCTURE, SECTION PENETRATION PROCESSING MATERIAL AND CONSTRUCTION METHOD OF SECTION PENETRATION PROCESSING STRUCTURE
Document Type and Number:
Japanese Patent JP2023143165
Kind Code:
A
Abstract:
To reduce unevenness of fireproof performance and easily confirm that a section penetration processing material is installed according to a regulation.SOLUTION: In a section penetration processing structure 10, a section penetration part 15 which is formed at a partition part 11 of a building and into which a long insertion body 21 is inserted is in a fireproof structure. The section penetration processing structure 10 comprises: a sheet shape member 18 blocking at least a part of a gap 13E between an opening 13C of the section penetration part 15 provided at the partition part 11 and the insertion body 21; and a tape shape member 19 wound one or more turns around the sheet shape member 21. At least one of the sheet shape member 18 and the tape shape member 19 has a fireproof material.SELECTED DRAWING: Figure 1
Inventors:
NAKAJIMA HIDEYASU
SHIMAMOTO TOMOO
SHIMAMOTO TOMOO
Application Number:
JP2022050399A
Publication Date:
October 06, 2023
Filing Date:
March 25, 2022
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD
International Classes:
F16L5/04; E04B1/94; F16L5/00
Attorney, Agent or Firm:
Masahiro Taguchi
Shigeo Torayama
Shigeo Torayama