JPH02146024U - - Google Patents

Info

Publication number

JPH02146024U

JPH02146024U JP5470289U JP5470289U JPH02146024U JP H02146024 U JPH02146024 U JP H02146024U JP 5470289 U JP5470289 U JP 5470289U JP 5470289 U JP5470289 U JP 5470289U JP H02146024 U JPH02146024 U JP H02146024U

Authority

JP

Japan

Prior art keywords

skin layer

composite sheet

ridge

laminating

length direction

Prior art date

1989-05-13

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.)

Granted

Links

• Espacenet
• Global Dossier
• Discuss

• 239000002131 composite material Substances 0.000 claims description 3
• 239000006260 foam Substances 0.000 claims description 2
• 230000003014 reinforcing effect Effects 0.000 claims description 2
• 238000010030 laminating Methods 0.000 claims 1
• 229920000098 polyolefin Polymers 0.000 claims 1
• -1 Polyethylene Polymers 0.000 description 1
• 239000004698 Polyethylene Substances 0.000 description 1
• 229920003020 cross-linked polyethylene Polymers 0.000 description 1
• 239000004703 cross-linked polyethylene Substances 0.000 description 1
• 239000004744 fabric Substances 0.000 description 1
• 229920000573 polyethylene Polymers 0.000 description 1