1647457

Information

• Patent Grant
• 1647457

• References
• Source

• Patent Number

  1,647,457

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1927
  97 years ago

• CPC

  • F16H15/08 - in which the member B is a disc with a flat or approximately flat friction surface
  • Y10T74/19042 - Friction-type gearing

• US Classifications

  • 074 - Machine element or mechanism
  • 476 - Friction gear transmission systems or components