JPH0515135Y2 - - Google Patents

Info

Publication number

JPH0515135Y2

JPH0515135Y2 JP18018787U JP18018787U JPH0515135Y2 JP H0515135 Y2 JPH0515135 Y2 JP H0515135Y2 JP 18018787 U JP18018787 U JP 18018787U JP 18018787 U JP18018787 U JP 18018787U JP H0515135 Y2 JPH0515135 Y2 JP H0515135Y2

Authority

JP

Japan

Prior art keywords

outer tube

shaft

circumferential groove

operating device

tube

Prior art date

1987-11-26

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 - Lifetime

Links

• Espacenet
• Global Dossier
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• 230000002093 peripheral effect Effects 0.000 description 2
• 238000003466 welding Methods 0.000 description 2
• 230000000694 effects Effects 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 230000007935 neutral effect Effects 0.000 description 1
• 239000011347 resin Substances 0.000 description 1
• 229920005989 resin Polymers 0.000 description 1
• 239000004576 sand Substances 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1