3516761

Information

• Patent Grant
• 3516761

• References
• Source

• Patent Number

  3,516,761

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1970
  54 years ago

• CPC

  • F04B53/126 - Ball valves
  • F01L25/063 - the auxiliary valve being actuated by the working motor-piston or piston-rod
  • F04B9/1315 - the movement of the pumping pistons in only one direction being obtained by a single-acting piston fluid motor
  • F04B9/1378 - the movement in the other direction being obtained by an hydraulic connection between the fluid motor cylinders

• US Classifications

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