3728992

Information

• Patent Grant
• 3728992

• References
• Source

• Patent Number

  3,728,992

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1973
  51 years ago

• CPC

  • F02M23/006 - Valves specially shaped for supplying secondary air
  • F02M26/55 - using vacuum actuators
  • F02M26/58 - Constructional details of the actuator Mounting thereof
  • F02M26/63 - the EGR valve being directly controlled by an operator
  • F02M26/70 - Flap valves Rotary valves Sliding valves Resilient valves
  • F02M26/21 - with EGR valves located at or near the connection to the intake system
  • F02M26/50 - Arrangements or methods for preventing or reducing deposits, corrosion or wear caused by impurities
  • Y02T10/146 - Charge mixing enhancing and kinetic or wave energy of charge outside the combustion chamber

• US Classifications

  • 123 - Internal-combustion engines