1387909

Information

• Patent Grant
• 1387909

• References
• Source

• Patent Number

  1,387,909

• Date Filed

  Not available

• Date Issued

  Tuesday, August 16, 1921
  103 years ago

• CPC

  • F16D1/092 - the pair of conical mating surfaces being provided on the coupled hub and shaft
  • B21B33/02 - Preventing fracture of rolls

• US Classifications

  • 464 - Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts