3545893

Information

• Patent Grant
• 3545893

• References
• Source

• Patent Number

  3,545,893

• Date Filed

  Not available

• Date Issued

  Tuesday, December 8, 1970
  54 years ago

• CPC

  • F04B7/0241 - and having an oscillating movement
  • F01B15/02 - with reciprocating cylinders
  • F01L23/00 - Valves controlled by impact by piston
  • F04B1/02 - having two cylinders
  • F04B9/115 - reciprocating movement of the pumping members being obtained by two single-acting liquid motors, each acting in one direction
  • F04B15/023 - supply of fluid to the pump by gravity through a hopper
  • F04B53/14 - Pistons, piston-rods or piston-rod connections

• US Classifications

  • 417 - Pumps