3396980

Information

• Patent Grant
• 3396980

• References
• Source

• Patent Number

  3,396,980

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1968
  56 years ago

• CPC

  • E02D13/10 - Follow-blocks of pile-drivers or like devices
  • E02D13/02 - specially adapted for placing or removing bulkheads
  • Y10T279/1033 - Expanding jaws via mechanical connection
  • Y10T279/1041 - Wedge
  • Y10T279/18 - Pivoted jaw
  • Y10T279/29 - More than one set of gripping means

• US Classifications

  • 279 - Chucks or sockets
  • 173 - Tool driving or impacting
  • 294 - Handling: hand and hoist-line implements