1573790

Information

• Patent Grant
• 1573790

• References
• Source

• Patent Number

  1,573,790

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1926
  99 years ago

• CPC

  • E21C3/18 - directly by a piston of an internal-combustion engine
  • Y10T74/1526 - Oscillation or reciprocation to intermittent unidirectional motion
  • Y10T74/18312 - Grooved

• US Classifications

  • 123 - Internal-combustion engines
  • 074 - Machine element or mechanism
  • 092 - Expansible chamber devices
  • 173 - Tool driving or impacting