1938720

Information

• Patent Grant
• 1938720

• References
• Source

• Patent Number

  1,938,720

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1933
  91 years ago

• CPC

  • B65G23/00 - Driving gear for endless conveyors control devices Belt or chain tensioning arrangements
  • B65G2811/093 - Control means for automatic stop, start or warning variation during conveying operations
  • Y10S200/22 - Strain relief, shear pin

• US Classifications

  • 192 - Clutches and power-stop control
  • 104 - Railways
  • 200 - Electricity: circuit makers and breakers
  • 318 - Electricity: motive power systems