3861217

Information

• Patent Grant
• 3861217

• References
• Source

• Patent Number

  3,861,217

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1975
  50 years ago

• CPC

  • F04B45/02 - having bellows
  • F01L23/00 - Valves controlled by impact by piston
  • F04B9/12 - the fluid being elastic
  • F04B9/127 - rectilinear movement of the pumping member in the working direction being obtained by a single-acting elastic-fluid motor
  • G01N1/24 - Suction devices
  • G01N2001/241 - Bellows

• US Classifications

  • 073 - Measuring and testing