2369841

Information

• Patent Grant
• 2369841

• References
• Source

• Patent Number

  2,369,841

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1945
  79 years ago

• CPC

  • F04B39/06 - Cooling Heating Prevention of freezing
  • F04B27/053 - with an actuating element at the inner ends of the cylinders
  • F04B27/0673 - by using a valve in a system with several pumping chambers, wherein the flow-path through the chambers can be changed
  • F04B35/04 - the means being electric
  • F04B39/0246 - in the rotating shaft
  • F04B49/243 - by keeping open the inlet valve

• US Classifications

  • 417 - Pumps