Flow control device

• US 3,277,922 A
• Filed: 05/19/1964
• Issued: 10/11/1966
• Est. Priority Date: 05/19/1964
• Status: Expired due to Term

• Current Assignee: Ernest A. Eisel
• Original Assignee: Ernest A. Eisel
• Inventors: Eisel, Ernest A.
• Application Number:
  US04/368,607
• Time in Patent Office: 875 Days
• US Class Current: 137/613
• CPC Class Codes: F16K 5/00 Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary taps of the lift-valve type F16K1/00
• CPC Class Codes: Y10T 137/87917 Flow path with serial valves and/or closures
• CPC Class Codes: Y10T 137/87925 Separable flow path section, valve or closure in each
• CPC Class Codes: Y10T 137/88038 One valve head carries other valve head

Claims

1. A METERING VALVE COMPRISING IN COMBINATION A FIRST ELEMENT HAVING A LONGITUDINALLY EXTENDING INTERNAL PASSAGE, THE ENDS OF SAID PASSAGE BEING CLOSED, THE OUTER SURFACE OF BOTH ENDS HAVING ANNULAR SURFACES ADAPTED TO BE ROTATABLY SEATED WITHIN A COMPLEMENTARY INTERIOR ANNULAR SURFACE AT ONE END OF EACH OF A PAIR OF OPPOSITELY DISPOSED SECOND ELEMENTS EACH OF SAID SECOND ELEMENTS HAVING AN INTERIOR VOLUME THEREIN EXTENDING INTO THE VOLUME DEFINED BY SAID INTERIOR ANNULAR SURFACE AND ADAPTED TO BE CLOSED BY ONE END OF SAID FIRST ELEMENT, A CHANNEL FORMED IN A PORTION OF THE WALL OF EACH OF SAID SECOND ELEMENTS, SAID CHANNEL CONNECTING SAID INTERIOR VOLUME OF EACH OF SAID SECOND ELEMENTS WITH SAID INTERIOR ANNULAR SURFACES OF SAID SECOND ELEMENTS, AN APERTURE LOCATED IN EACH OF THE ANNULAR SURFACES OF SAID FIRST ELEMENTS AT A POINT SPACED FROM SAID CLOSED END AND ADAPTED TO SELECTIVELY CONNECT THE PASSGE OF SAID FIRT ELEMENT TO SAID CHANNELS.