3305097

Information

• Patent Grant
• 3305097

• References
• Source

• Patent Number

  3,305,097

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1967
  57 years ago

• CPC

  • F04B43/1133 - with fluid-actuated pump inlet or outlet valves; with two or more pumping chambers in series
  • A61M1/1041 - Linear
  • F04B43/082 - the tubular flexible member being pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the axes of the tubular member and each having its own driving mechanism
  • A61M1/106 - using hydraulic or pneumatic means

• US Classifications

  • 417 - Pumps
  • 091 - Motors: expansible chamber type