JPH03126631U - - Google Patents

Info

Publication number

JPH03126631U

JPH03126631U JP3635890U JP3635890U JPH03126631U JP H03126631 U JPH03126631 U JP H03126631U JP 3635890 U JP3635890 U JP 3635890U JP 3635890 U JP3635890 U JP 3635890U JP H03126631 U JPH03126631 U JP H03126631U

Authority

JP

Japan

Prior art keywords

sound

open

synthetic resin

layer made

cell structure

Prior art date

1990-04-04

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 238000013016 damping Methods 0.000 claims description 5
• 239000000463 material Substances 0.000 claims description 3
• 239000006260 foam Substances 0.000 claims 2
• 229920003002 synthetic resin Polymers 0.000 claims 2
• 239000000057 synthetic resin Substances 0.000 claims 2
• 229940006076 viscoelastic substance Drugs 0.000 claims 1
• 239000003190 viscoelastic substance Substances 0.000 claims 1
• 238000010521 absorption reaction Methods 0.000 description 3
• 238000010586 diagram Methods 0.000 description 2
• 239000011358 absorbing material Substances 0.000 description 1

Cited By (3)