3897640

Information

• Patent Grant
• 3897640

• References
• Source

• Patent Number

  3,897,640

• Date Filed

  Not available

• Date Issued

  Tuesday, August 5, 1975
  49 years ago

• CPC

  • E02F7/02 - Conveying equipment mounted on dredgers or excavators
  • B62D55/062 - Tracked vehicles of great dimensions adapted for moving bulky loads or gear
  • B62D55/065 - Multi-track vehicles
  • E02F3/7695 - Graders, bulldozers or the like comprising elevators or conveyors
  • E02F9/02 - Travelling-gear
  • E02F9/22 - Hydraulic or pneumatic drives

• US Classifications

  • 037 - Excavating
  • 198 - Conveyors: power-driven
  • 226 - Advancing material of indeterminate length