3871513

Information

• Patent Grant
• 3871513

• References
• Source

• Patent Number

  3,871,513

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1975
  49 years ago

• CPC

  • E21F13/068 - Special adaptations for use at the junction of the working face with the gallery
  • B65G23/00 - Driving gear for endless conveyors control devices Belt or chain tensioning arrangements
  • B65G2812/02306 - Driving drums

• US Classifications

  • 198 - Conveyors: power-driven