JPS61106552U - - Google Patents

Info

Publication number

JPS61106552U

JPS61106552U JP19182084U JP19182084U JPS61106552U JP S61106552 U JPS61106552 U JP S61106552U JP 19182084 U JP19182084 U JP 19182084U JP 19182084 U JP19182084 U JP 19182084U JP S61106552 U JPS61106552 U JP S61106552U

Authority

JP

Japan

Prior art keywords

wall

earth

bottom plate

sand inlet

rod

Prior art date

1984-12-18

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

• 230000003014 reinforcing effect Effects 0.000 claims description 3
• 239000004576 sand Substances 0.000 claims description 3
• 230000037431 insertion Effects 0.000 claims description 2
• 238000003780 insertion Methods 0.000 claims description 2
• 239000002184 metal Substances 0.000 description 2