3669216

Information

• Patent Grant
• 3669216

• References
• Source

• Patent Number

  3,669,216

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1972
  52 years ago

• CPC

  • F01N13/1805 - Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
  • F01N1/08 - by reducing exhaust energy by throttling or whirling
  • F02B9/06 - with non-timed positive ignition
  • F02B27/04 - in exhaust systems only
  • F02B75/34 - Ultra-small engines
  • Y02T10/146 - Charge mixing enhancing and kinetic or wave energy of charge outside the combustion chamber
  • Y10S181/404 - Hobby craft engine muffler

• US Classifications

  • 181 - Acoustics