1980811

Information

• Patent Grant
• 1980811

• References
• Source

• Patent Number

  1,980,811

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1934
  90 years ago

• CPC

  • F01P3/00 - Liquid cooling
  • F01P5/00 - Pumping cooling-air or liquid coolants
  • F01P9/00 - Cooling having pertinent characteristics not provided for in, or of interest apart from, groups F01P1/00 - F01P7/00
  • F01P5/02 - Pumping cooling-air Arrangements of cooling-air pumps
  • F01P2003/006 - the liquid being oil
  • F01P2070/32 - Ring-shaped heat exchangers

• US Classifications

  • 123 - Internal-combustion engines
  • 165 - Heat exchange