3911674

Information

• Patent Grant
• 3911674

• References
• Source

• Patent Number

  3,911,674

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1975
  49 years ago

• CPC

  • F02D41/0077 - Control of the EGR valve or actuator
  • F01N3/2053 - By-passing catalytic reactors
  • F01N3/22 - Regulation of additional air supply only
  • F01N3/227 - using pneumatically operated valves
  • F02D21/08 - the other gas being the exhaust gas of engine
  • F02M26/56 - having pressure modulation valves
  • F02M26/60 - in response to air intake pressure
  • F01N3/20 - specially adapted for catalytic conversion; Methods of operation or regulation of catalytic converters
  • F01N2390/04 - using electropneumatic components
  • F01N2410/02 - in case of high temperature
  • F02M2026/0025 - Intake vacuum or overpressure modulating valve
  • Y02T10/47 - Exhaust feedback

• US Classifications

  • 060 - Power plants
  • 123 - Internal-combustion engines
  • 235 - Registers