JPH0442223Y2 - - Google Patents

Info

Publication number

JPH0442223Y2

JPH0442223Y2 JP1986119320U JP11932086U JPH0442223Y2 JP H0442223 Y2 JPH0442223 Y2 JP H0442223Y2 JP 1986119320 U JP1986119320 U JP 1986119320U JP 11932086 U JP11932086 U JP 11932086U JP H0442223 Y2 JPH0442223 Y2 JP H0442223Y2

Authority

JP

Japan

Prior art keywords

protrusion

main body

crawler belt

connecting portion

protrusion main

Prior art date

1986-08-01

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
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• 239000002184 metal Substances 0.000 claims description 14
• 229910052751 metal Inorganic materials 0.000 claims description 14
• 238000005096 rolling process Methods 0.000 claims description 5
• 239000013013 elastic material Substances 0.000 claims description 4
• 230000002265 prevention Effects 0.000 description 4
• 230000000694 effects Effects 0.000 description 3
• 150000002739 metals Chemical class 0.000 description 2
• 241000951498 Brachypteraciidae Species 0.000 description 1
• 241001124569 Lycaenidae Species 0.000 description 1
• 229910000831 Steel Inorganic materials 0.000 description 1
• 238000005299 abrasion Methods 0.000 description 1
• 230000005484 gravity Effects 0.000 description 1
• 230000002093 peripheral effect Effects 0.000 description 1
• 239000004033 plastic Substances 0.000 description 1
• 230000035939 shock Effects 0.000 description 1
• 239000010959 steel Substances 0.000 description 1
• 230000008093 supporting effect Effects 0.000 description 1