3171538

Information

• Patent Grant
• 3171538

• References
• Source

• Patent Number

  3,171,538

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1965
  60 years ago

• CPC

  • B65G33/00 - Screw or rotary spiral conveyors
  • B65G2812/0583 - Drum arrangements
  • Y10T74/18232 - Crank and lever

• US Classifications

  • 198 - Conveyors: power-driven
  • 074 - Machine element or mechanism