3456591

Information

• Patent Grant
• 3456591

• References
• Source

• Patent Number

  3,456,591

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1969
  55 years ago

• CPC

  • F16N27/00 - Proportioning devices
  • F04B9/107 - rectilinear movement of the pumping member in the working direction being obtained by a single-acting liquid motor
  • F04B43/0036 - the flexible member being formed as an O-ring

• US Classifications

  • 417 - Pumps
  • 184 - Lubrication