3070023

Information

• Patent Grant
• 3070023

• References
• Source

• Patent Number

  3,070,023

• Date Filed

  Not available

• Date Issued

  Tuesday, December 25, 1962
  62 years ago

• CPC

  • F04B9/113 - reciprocating movement of the pumping members being obtained by a double-acting liquid motor
  • F01L23/00 - Valves controlled by impact by piston
  • F01L25/063 - the auxiliary valve being actuated by the working motor-piston or piston-rod
  • F04B3/00 - Machines or pumps with pistons coacting within one cylinder
  • F04B7/0225 - and having a slidable movement
  • F04B9/111 - with two mechanically connected pumping members
  • F04B9/115 - reciprocating movement of the pumping members being obtained by two single-acting liquid motors, each acting in one direction
  • F04B9/135 - reciprocating movement of the pumping members being obtained by two single-acting elastic-fluid motors, each acting in one direction
  • F04B53/164 - Stoffing boxes

• US Classifications

  • 417 - Pumps
  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices