3680642

Information

• Patent Grant
• 3680642

• References
• Source

• Patent Number

  3,680,642

• Date Filed

  Not available

• Date Issued

  Tuesday, August 1, 1972
  52 years ago

• CPC

  • B25D16/006 - Mode changers; Mechanisms connected thereto
  • 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
  • B25D2211/064 - Axial cams
  • B25D2211/067 - wherein the cams are involved in a progressive mutual engagement with increasing pressure of the tool to the working surface
  • Y10T74/18032 - Rotary to reciprocating or rotary

• US Classifications

  • 173 - Tool driving or impacting
  • 074 - Machine element or mechanism