JPS6446593U - - Google Patents

Info

Publication number

JPS6446593U

JPS6446593U JP14150587U JP14150587U JPS6446593U JP S6446593 U JPS6446593 U JP S6446593U JP 14150587 U JP14150587 U JP 14150587U JP 14150587 U JP14150587 U JP 14150587U JP S6446593 U JPS6446593 U JP S6446593U

Authority

JP

Japan

Prior art keywords

inner tube

insulation layer

air insulation

connector

press

Prior art date

1987-09-18

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

• 238000009413 insulation Methods 0.000 claims 4
• 239000002184 metal Substances 0.000 claims 2
• 238000007789 sealing Methods 0.000 claims 2
• 238000003466 welding Methods 0.000 claims 1
• 230000037431 insertion Effects 0.000 description 1
• 238000003780 insertion Methods 0.000 description 1

Cited By (1)