1249736

Information

• Patent Grant
• 1249736

• References
• Source

• Patent Number

  1,249,736

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1917
  107 years ago

• CPC

  • F16D25/064 - the friction surface being grooved
  • Y10T74/19433 - Fluid operated

• US Classifications

  • 192 - Clutches and power-stop control
  • 074 - Machine element or mechanism
  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices
  • 254 - Implements or apparatus for applying pushing or pulling force