3525357

Information

• Patent Grant
• 3525357

• References
• Source

• Patent Number

  3,525,357

• Date Filed

  Not available

• Date Issued

  Tuesday, August 25, 1970
  54 years ago

• CPC

  • A61M1/1037 - Pumps having flexible elements
  • F04B43/08 - having tubular flexible members
  • F04B53/1057 - the valve being a tube
  • F16K15/147 - the closure elements having specially formed slits or being of an elongated easily collapsible form
  • A61M1/1046 - Drive systems therefor
  • Y10T137/784 - Integral resilient member forms plural valves
  • Y10T137/7859 - Single head, plural ports in parallel
  • Y10T137/7885 - Multiple slit
  • Y10T137/877 - With flow control means for branched passages

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation
  • 604 - Surgery
  • 623 - Prosthesis