Core material for an automobile bumper
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Nov 8, 1988
Grant Date -
N/A
app pub date -
Sep 17, 1987
filing date -
Mar 8, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
For use in an automobile bumper, a core material composed of a molded article of prefoamed polyolefin resin particles. The core material has a density of 0.05 to 0.15 g/cm.sup.3 and the relation represented by the following expression E.sub.20/.rho. .gtoreq.20 kg-cm/g wherein E.sub.20 is the amount of energy absorption (kg-cm/cm.sup.3) when the core material is compressed to 50% at 20.degree. C., and .rho. is the density (g/cm.sup.3) of the core material.
First Claim
Family
International Classification(s)
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