3713755

Information

• Patent Grant
• 3713755

• References
• Source

• Patent Number

  3,713,755

• Date Filed

  Not available

• Date Issued

  Tuesday, January 30, 1973
  52 years ago

• CPC

  • F04B11/0083 - the pistons having different cross-sections
  • F04B1/02 - having two cylinders
  • F04B5/00 - Machines or pumps with differential surface pistons
  • F04B9/125 - reciprocating movement of the pumping member being obtained by a double-acting elastic-fluid motor
  • F04B19/022 - reciprocating cylinders
  • F04B53/126 - Ball valves

• US Classifications

  • 417 - Pumps