2430997

Information

• Patent Grant
• 2430997

• References
• Source

• Patent Number

  2,430,997

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1947
  77 years ago

• CPC

  • B23B51/0063 - Centerdrills
  • B23B23/02 - Dead centres
  • B23B23/04 - Live centres
  • B23B2260/04 - Centre drills of known configuration
  • Y10T82/2568 - Center
  • Y10T408/70 - Tool or tool-support with torque-applying clutch
  • Y10T408/83 - Tool-support with means to move Tool relative to tool-support

• US Classifications

  • 082 - Turning
  • 408 - Cutting by use of rotating axially moving tool