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Valve assembly

  • US 6,135,150 A
  • Filed: 10/28/1999
  • Issued: 10/24/2000
  • Est. Priority Date: 03/29/1999
  • Status: Expired due to Fees
First Claim
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1. A valve assembly comprising:

  • (a) an inlet valve configured to engage an outlet valve and a receptacle for holding process material, said inlet valve comprising;

    (i) a first end configured to have an inlet port;

    (ii) a second end configured to have an outlet port;

    (iii) a bore extending between said inlet port and said outlet port;

    (iv) a first plug movably positioned in said bore, said first plug having an open and a closed position, said first plug biased in a closed position, said first plug sealing said inlet port from said outlet port when in a closed position;

    (v) a first insert positionable within said bore of said inlet valve, said first insert having a seat end and a face end, said seat end engaging said inlet plug when said inlet plug is in a closed position, said first insert having a bore extending therethrough to allow fluid communication between said inlet port and said outlet port of said inlet valve;

    (b) an outlet valve configured to engage said inlet valve and a source of process material, said outlet valve comprising;

    (i) a first end configured to have an inlet port;

    (ii) a second end configured to have an outlet port;

    (iii) a bore extending between said inlet port of said outlet valve and said outlet port of said outlet valve; and

    ,(iv) a second plug movably positioned in said bore, said second plug having an open and a closed position, said second plug biased in a closed position, said second plug sealing said inlet port of said outlet valve from said outlet port of said outlet valve when in a closed position;

    (v) a second insert positionable within said bore of said outlet valve, said second insert having a seat end and a face end, said seat end engaging said outlet plug when said outlet plug is in a closed position, said second insert having a bore extending therethrough to allow fluid communication between said inlet port and said outlet port of said outlet valve; and

    ,(c) a transfer tube comprising;

    (i) a first end configured to be insertable at least partially within said bore of said first insert, said first end of said transfer tube configured to have at least one port;

    (ii) a second end slidably positioned at least partially in said bore of said second insert, said second end of said transfer tube configured to have at least one port; and

    ,(iii) a bore extending through said transfer tube, said bore allowing fluid communication between said at least one port in said first end of said transfer tube and said at least one port in said second end of said transfer tube.

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