3568778

Information

• Patent Grant
• 3568778

• References
• Source

• Patent Number

  3,568,778

• Date Filed

  Not available

• Date Issued

  Tuesday, March 9, 1971
  53 years ago

• CPC

  • E02F3/783 - having a horizontal axis of rotation
  • B62D53/023 - with two or more coupling joints allowing staggering of the units from a central plane
  • B62D59/04 - driven from propulsion unit on trailer
  • E02F3/764 - with the scraper blade being pivotable about a vertical axis
  • E02F9/0841 - Articulated frame
  • E02F9/166 - movable, tiltable or pivoting

• US Classifications

  • 172 - Earth working
  • 180 - Motor vehicles