JPH0418786U - - Google Patents

Info

Publication number

JPH0418786U

JPH0418786U JP6030090U JP6030090U JPH0418786U JP H0418786 U JPH0418786 U JP H0418786U JP 6030090 U JP6030090 U JP 6030090U JP 6030090 U JP6030090 U JP 6030090U JP H0418786 U JPH0418786 U JP H0418786U

Authority

JP

Japan

Prior art keywords

insert core

mechanical joint

insertion part

pipe

formation

Prior art date

1990-06-07

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

• 238000003780 insertion Methods 0.000 claims description 3
• 230000037431 insertion Effects 0.000 claims description 3
• 230000015572 biosynthetic process Effects 0.000 claims 1
• 238000007796 conventional method Methods 0.000 description 1