Title:
根太材及び天井構造
Document Type and Number:
Japanese Patent JP7063058
Kind Code:
B2
Abstract:
To provide a joist member capable of steadily reducing noise caused by vibration transmitting from a room on an upper floor of a building to a room on a lower floor without increasing additional parts and working load upon installation.SOLUTION: A joist member is provided with: a first flange 10A and a second flange 10B oppositely arranged in a direction orthogonal to a longitudinal direction viewing from the longitudinal direction; and a web 10C connecting an end of one side of the first flange 10A to an end of one side of the second flange 10B. Further, one part of the second flange 10B passing through an end of the other side of the first flange 10A viewing from the longitudinal direction and positioned on an opposite side of the web 10C with respect to a reference line L parallelly extending with the web 10C is a load applied point P on which gravity and inertia force acting on a ceiling surface member 12 is applied.SELECTED DRAWING: Figure 3
Inventors:
Keiichi Sato
Hiroyuki Umihara
Hiroyuki Umihara
Application Number:
JP2018066915A
Publication Date:
May 09, 2022
Filing Date:
March 30, 2018
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
E04B5/43; E04B9/06; E04B9/00
Domestic Patent References:
| JP11100938A | ||||
| JP2009035925A | ||||
| JP2001049790A | ||||
| JP10306541A | ||||
| JP2002121856A |
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office