3845676

Information

• Patent Grant
• 3845676

• References
• Source

• Patent Number

  3,845,676

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1974
  50 years ago

• CPC

  • B23B41/04 - for boring polygonal or other non-circular holes
  • C03B33/04 - Cutting or splitting in curves, especially for making spectacle lenses
  • Y10T82/122 - Forming non-circular bore
  • Y10T83/7567 - Manually actuated drive means
  • Y10T83/857 - Calibrated scale or indicator
  • Y10T83/869 - Means to drive or to guide tool
  • Y10T408/86 - Tool-support with means to permit positioning of the Tool relative to support

• US Classifications

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