JPH0437677Y2 - - Google Patents

Info

Publication number

JPH0437677Y2

JPH0437677Y2 JP15457487U JP15457487U JPH0437677Y2 JP H0437677 Y2 JPH0437677 Y2 JP H0437677Y2 JP 15457487 U JP15457487 U JP 15457487U JP 15457487 U JP15457487 U JP 15457487U JP H0437677 Y2 JPH0437677 Y2 JP H0437677Y2

Authority

JP

Japan

Prior art keywords

metal body

head

stage

base

recess

Prior art date

1987-10-07

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 claims description 32
• 238000004140 cleaning Methods 0.000 claims description 6
• 239000000853 adhesive Substances 0.000 claims description 5
• 230000001070 adhesive effect Effects 0.000 claims description 5
• 239000011347 resin Substances 0.000 claims description 5
• 229920005989 resin Polymers 0.000 claims description 5
• 239000013013 elastic material Substances 0.000 claims description 3
• 238000007790 scraping Methods 0.000 description 4
• 230000000694 effects Effects 0.000 description 3
• 230000002093 peripheral effect Effects 0.000 description 3
• 238000000034 method Methods 0.000 description 2
• 229920005830 Polyurethane Foam Polymers 0.000 description 1
• 238000002513 implantation Methods 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 239000011496 polyurethane foam Substances 0.000 description 1
• 238000005086 pumping Methods 0.000 description 1
• 229920003051 synthetic elastomer Polymers 0.000 description 1
• 239000005061 synthetic rubber Substances 0.000 description 1