JPH01127903U - - Google Patents

Info

Publication number

JPH01127903U

JPH01127903U JP2452988U JP2452988U JPH01127903U JP H01127903 U JPH01127903 U JP H01127903U JP 2452988 U JP2452988 U JP 2452988U JP 2452988 U JP2452988 U JP 2452988U JP H01127903 U JPH01127903 U JP H01127903U

Authority

JP

Japan

Prior art keywords

insertion hole

main body

lubricating

wall

slipper

Prior art date

1988-02-25

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 230000037431 insertion Effects 0.000 claims description 5
• 238000003780 insertion Methods 0.000 claims description 5
• 230000003014 reinforcing effect Effects 0.000 claims description 4
• 230000001050 lubricating effect Effects 0.000 claims 3
• 238000005461 lubrication Methods 0.000 description 1
• 239000011435 rock Substances 0.000 description 1