ACOUSTIC FIBER SHEET AND SHAPED ARTICLE UTILIZING THE SAME
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Dec 10, 2009
app pub date -
Jun 18, 2007
filing date -
Jul 6, 2006
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A sound absorbing fiber sheet, the ventilation resistance of which is in the range of between 0.08 and 3.00 kPa·s/m, is provided in the present invention, the sound absorbing fiber sheet being laminated onto a fiber base sheet to be a laminated fiber sheet having a good sound absorbing property even with the fiber base sheet having a small unit weight, and said laminated sheet may be molded into a desirable shape.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully