Title:
INSULATION PANEL FOR ROOF SUBSTRATE
Document Type and Number:
Japanese Patent JP2012172471
Kind Code:
A
Abstract:
To improve fire resistance efficiency and mechanical strength without complicating a structure.
An insulation panel 100 for a roof substrate has an insulation material 4 filled between a first steel plate 2 and a second steel plate 3, and almost a rectangular shape in planar view. The first steel plate 2 has almost a rectangular shape in planar view and almost a box form with four sides thereof folded almost at right angle. The second steel plate 3 has almost a rectangular shape in planar view and peripheral edge sections 3a to 3d of respective sides which contact with free end sections 211a to 211d of folded sections 21a to 21d of the first steel plate 2 so as to close openings of the first steel plate 2.
Inventors:
TANIMOTO DAISUKE
Application Number:
JP2011037757A
Publication Date:
September 10, 2012
Filing Date:
February 24, 2011
Export Citation:
Assignee:
KEIHAN CHOJAKU KINZOKU KOGYO CO LTD
International Classes:
E04B1/80
Domestic Patent References:
| JP2004108068A | 2004-04-08 | |||
| JP2010019026A | 2010-01-28 | |||
| JP2001279861A | 2001-10-10 |
Attorney, Agent or Firm:
Ryuhei Nishimura
Akiko Sato
Saito Shindai
Akiko Sato
Saito Shindai