3643639

Information

• Patent Grant
• 3643639

• References
• Source

• Patent Number

  3,643,639

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  53 years ago

• CPC

  • F01P11/18 - concerning coolant pressure, coolant flow, or liquid-coolant level
  • F02D9/00 - Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
  • F02D2700/0235 - depending on the pressure of a gaseous or liquid medium
  • Y10T137/7788 - Pressures across fixed choke
  • Y10T137/7836 - Flexible diaphragm or bellows reactor

• US Classifications

  • 123 - Internal-combustion engines
  • 137 - Fluid handling
  • 417 - Pumps