JPS6219491Y2 - - Google Patents

Info

Publication number

JPS6219491Y2

JPS6219491Y2 JP1981005409U JP540981U JPS6219491Y2 JP S6219491 Y2 JPS6219491 Y2 JP S6219491Y2 JP 1981005409 U JP1981005409 U JP 1981005409U JP 540981 U JP540981 U JP 540981U JP S6219491 Y2 JPS6219491 Y2 JP S6219491Y2

Authority

JP

Japan

Prior art keywords

crawler

wheel

wheels

traveling device

type traveling

Prior art date

1981-01-19

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 24
• 229910052751 metal Inorganic materials 0.000 claims description 24
• 238000005096 rolling process Methods 0.000 claims description 11
• 150000002739 metals Chemical class 0.000 claims description 8
• 230000002093 peripheral effect Effects 0.000 claims description 8
• 230000002265 prevention Effects 0.000 claims 1
• 241001124569 Lycaenidae Species 0.000 description 1
• 210000001217 buttock Anatomy 0.000 description 1
• 238000010276 construction Methods 0.000 description 1
• 238000004519 manufacturing process Methods 0.000 description 1
• 238000007781 pre-processing Methods 0.000 description 1
• 230000001141 propulsive effect Effects 0.000 description 1
• 230000003014 reinforcing effect Effects 0.000 description 1
• 238000010008 shearing Methods 0.000 description 1
• 239000002689 soil Substances 0.000 description 1