JPS6111330Y2 - - Google Patents

Info

Publication number

JPS6111330Y2

JPS6111330Y2 JP16622981U JP16622981U JPS6111330Y2 JP S6111330 Y2 JPS6111330 Y2 JP S6111330Y2 JP 16622981 U JP16622981 U JP 16622981U JP 16622981 U JP16622981 U JP 16622981U JP S6111330 Y2 JPS6111330 Y2 JP S6111330Y2

Authority

JP

Japan

Prior art keywords

arm portion

attached

sliding plate

outer arm

arm

Prior art date

1981-11-07

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.)

Expired

Links

• Espacenet
• Global Dossier
• Discuss

• 239000002184 metal Substances 0.000 description 2
• 229920003002 synthetic resin Polymers 0.000 description 2
• 239000000057 synthetic resin Substances 0.000 description 2
• 238000009412 basement excavation Methods 0.000 description 1
• 230000008602 contraction Effects 0.000 description 1
• 238000003780 insertion Methods 0.000 description 1
• 230000037431 insertion Effects 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 238000005096 rolling process Methods 0.000 description 1