3811797

Information

• Patent Grant
• 3811797

• References
• Source

• Patent Number

  3,811,797

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1974
  50 years ago

• CPC

  • F04D9/043 - the priming pump being hand operated or of the reciprocating type
  • F04B1/14 - having stationary cylinders
  • F04B23/106 - being an axial piston pump
  • F04B49/007 - Installations or systems with two or more pumps or pump cylinders, wherein the flow-path through the stages can be changed
  • F04D1/10 - with means for changing the flow-path through the stages
  • F04D9/042 - and means for rendering its in operative
  • F04D9/048 - the means being outlet pressure sensors
  • F04D13/12 - Combinations of two or more pumps

• US Classifications

  • 417 - Pumps