3256944

Information

• Patent Grant
• 3256944

• References
• Source

• Patent Number

  3,256,944

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1966
  58 years ago

• CPC

  • B25D16/00 - Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
  • B23Q11/0042 - Devices for removing chips
  • B25D17/06 - Hammer pistons Anvils; Guide-sleeves for pistons
  • B25D2211/003 - Crossed drill and motor spindles
  • B25D2211/068 - Crank-actuated impulse-driving mechanisms
  • B25D2217/0053 - Devices for securing the tool retainer to the machine part
  • Y02P70/171 - Devices or processes for removing and reusing chips

• US Classifications

  • 173 - Tool driving or impacting