2420793

Information

• Patent Grant
• 2420793

• References
• Source

• Patent Number

  2,420,793

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1947
  77 years ago

• CPC

  • B25D11/066 - using centrifugal or rotary impact elements
  • Y10S29/046 - Vibration
  • Y10S415/904 - Tool drive turbine
  • Y10T74/18344 - Unbalanced weights

• US Classifications

  • 366 - Agitating
  • 029 - Metal working
  • 074 - Machine element or mechanism
  • 173 - Tool driving or impacting
  • 175 - Boring or penetrating the earth
  • 415 - Rotary kinetic fluid motors or pumps