Title:
SOUNDPROOF FLOOR MATERIAL AND SOUNDPROOF FLOOR STRUCTURE
Document Type and Number:
Japanese Patent JP2018172910
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a soundproof floor material A which ensures a surface performance of floor material through increasing base material 1 density without forming grooves on a rear surface of the base material 1, while decreasing rigidity of the base material 1 to ensure a soundproof performance.SOLUTION: Soundproof floor material A is provided with: wooden base material 1; decorative material 6 integrally deposited on a front surface of the wooden base material 1; and cushion material 7 integrally deposited on a rear surface of the wooden base material 1, wherein the wooden base material 1 has density from 600 to 850 Kg/mand charpy impact strength in a range from 2.2 to 5.5 kJ/mmeasured in accordance with JIS K7111.SELECTED DRAWING: Figure 2
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Inventors:
OGIWARA MASAYASU
SUGIO KOJI
NOZU YUSUKE
TAKAHASHI KENICHI
SUGIO KOJI
NOZU YUSUKE
TAKAHASHI KENICHI
Application Number:
JP2017071150A
Publication Date:
November 08, 2018
Filing Date:
March 31, 2017
Export Citation:
Assignee:
DAIKEN CORP
International Classes:
E04F15/04; E04F15/18; E04F15/20
Domestic Patent References:
| JP2012214981A | 2012-11-08 | |||
| JPH07233619A | 1995-09-05 | |||
| JP2009074327A | 2009-04-09 | |||
| JP2006097321A | 2006-04-13 | |||
| JPH0721890U | 1995-04-21 | |||
| JP2012149180A | 2012-08-09 | |||
| JP2000239432A | 2000-09-05 | |||
| JPH07102745A | 1995-04-18 |
Attorney, Agent or Firm:
Maeda patent office