3617143

Information

• Patent Grant
• 3617143

• References
• Source

• Patent Number

  3,617,143

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1971
  53 years ago

• CPC

  • B23B5/365 - for toroidal surfaces
  • Y10T408/665 - Universal or flexible drive connection to rotate Tool

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 175 - Boring or penetrating the earth
  • 464 - Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts