2646147

Information

• Patent Grant
• 2646147

• References
• Source

• Patent Number

  2,646,147

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1953
  71 years ago

• CPC

  • F16D7/027 - with multiple lamellae
  • E21B3/035 - with slipping or elastic transmission
  • Y10T408/70 - Tool or tool-support with torque-applying clutch

• US Classifications

  • 192 - Clutches and power-stop control
  • 173 - Tool driving or impacting
  • 175 - Boring or penetrating the earth
  • 408 - Cutting by use of rotating axially moving tool