Title:
防火部材、防火部材の製造方法及び防火構造体
Document Type and Number:
Japanese Patent JP6952017
Kind Code:
B2
Abstract:
To provide a fireproof member and the like excellent in work efficiency and easily applicable to even a large-diameter through-hole.SOLUTION: A fireproof member 1 is constituted mainly of a fireproof material 3, an elastic member 7, and the like. The fireproof material 3 is an elastic and compressively deformable member. As the fireproof material 3, a fibrous member can be applied, for example, made from inorganic fiber glass wool, rock wool, or the like that is a shrinkable noncombustible material, fire retarding material, or the like whose volume is mostly occupied by air. Into the fireproof material 3, a thermal expansion member 5 is mixed. Small pieces of the thermal expansion members 5 are arranged in a distributed manner inside the fireproof material 3. The thermal expansion members 5 are members expanded by heat in the case of fire or the like.SELECTED DRAWING: Figure 2
Inventors:
Hideshima Yu
Kazuya Ando
Yousuke Kokubo
Eiji Ozawa
Kazuya Ando
Yousuke Kokubo
Eiji Ozawa
Application Number:
JP2018162914A
Publication Date:
October 20, 2021
Filing Date:
August 31, 2018
Export Citation:
Assignee:
THE FURUKAW ELECTRIC CO.,LTD.
International Classes:
E04B1/94; A62C2/00; A62C3/16; C09K21/02; F16L5/04; H02G3/22
Domestic Patent References:
| JP2015223475A | ||||
| JP2015019853A | ||||
| JP2017070199A |
Foreign References:
| US20110136937 |
Attorney, Agent or Firm:
Seiichi Inoue