2491677

Information

• Patent Grant
• 2491677

• References
• Source

• Patent Number

  2,491,677

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1949
  75 years ago

• CPC

  • F04C18/123 - with radially or approximately radially from the rotor body extending tooth-like elements, co-operating with recesses in the other rotor
  • F01C21/104 - Stators; Members defining the outer boundaries of the working chamber
  • F02B33/00 - Engines characterised by provision of pumps for charging or scavenging
  • F04C18/084 - Toothed wheels
  • F02M2700/33 - Compressors for piston combustion engines
  • Y02T10/17 - Non-reciprocating piston engines
  • Y10T29/46 - Burning in, wearing in, or oil burnishing
  • Y10T29/4932 - Turbomachine making
  • Y10T29/49758 - During simulated operation or operating conditions

• US Classifications

  • 029 - Metal working
  • 418 - Rotary expansible chamber devices
  • 451 - Abrading