3530872

Information

• Patent Grant
• 3530872

• References
• Source

• Patent Number

  3,530,872

• Date Filed

  Not available

• Date Issued

  Tuesday, September 29, 1970
  54 years ago

• CPC

  • F04B13/02 - of two or more fluids at the same time
  • B01F15/047 - without external means for driving the piston
  • F01L25/08 - by electric or magnetic means
  • F01L33/04 - oscillatory
  • F04B1/02 - having two cylinders
  • F04B9/107 - rectilinear movement of the pumping member in the working direction being obtained by a single-acting liquid motor
  • F04B9/113 - reciprocating movement of the pumping members being obtained by a double-acting liquid motor
  • F04B49/065 - and making use of computers
  • Y10T137/2516 - Interconnected flow displacement elements

• US Classifications

  • 137 - Fluid handling
  • 128 - Surgery
  • 222 - Dispensing
  • 417 - Pumps