JPH0320404Y2 - - Google Patents

Info

Publication number

JPH0320404Y2

JPH0320404Y2 JP14954789U JP14954789U JPH0320404Y2 JP H0320404 Y2 JPH0320404 Y2 JP H0320404Y2 JP 14954789 U JP14954789 U JP 14954789U JP 14954789 U JP14954789 U JP 14954789U JP H0320404 Y2 JPH0320404 Y2 JP H0320404Y2

Authority

JP

Japan

Prior art keywords

insert

cylindrical body

deck plate

holes

main body

Prior art date

1989-12-25

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.)

Expired

Links

• Espacenet
• Global Dossier
• Discuss

• 230000037431 insertion Effects 0.000 claims description 8
• 238000003780 insertion Methods 0.000 claims description 8
• 230000002093 peripheral effect Effects 0.000 claims description 6
• 229920005989 resin Polymers 0.000 claims description 6
• 239000011347 resin Substances 0.000 claims description 6
• 239000000725 suspension Substances 0.000 description 5
• 230000007423 decrease Effects 0.000 description 3
• 230000000694 effects Effects 0.000 description 2
• 241000277269 Oncorhynchus masou Species 0.000 description 1
• 238000009415 formwork Methods 0.000 description 1
• 239000010410 layer Substances 0.000 description 1
• 239000002344 surface layer Substances 0.000 description 1
• 229920003002 synthetic resin Polymers 0.000 description 1
• 239000000057 synthetic resin Substances 0.000 description 1