Flexible dispensing bag and semirigid container therefor

• US 3,363,807 A
• Filed: 01/22/1965
• Issued: 01/16/1968
• Est. Priority Date: 01/22/1965
• Status: Expired due to Term

• Current Assignee: Howard P. Powell
• Original Assignee: Howard P. Powell
• Inventors: Powell, Howard P.
• Application Number:
  US04/427,431
• Time in Patent Office: 1,089 Days
• US Class Current: 222/105
• CPC Class Codes: B65D 77/067 combined with a valve, a tap or a piercer

Claims

1. A RECEPTACLE FOR RETAINING AND DISPENSING LIQUID COMPRISING:

(A) A FLEXIBLE PLASTIC BAG HAVING A DISPENSING VALVE AFFIXED PERMANENTLY THERETO AND EXTENDING OUTWARDLY THEREFROM, (1) SAID VALVE HAVING A BODY PORTION HAVING A PREDETERMINED OUTER DIMENSION;

(2) FIRST, SECOND, AND THIRD SPACED APART FLANGES ON SAID PREDETERMINED OUTER DIMENSION PORTION OF SAID VALVE DEFINING FIRST AND SECOND SPACES THEREBETWEEN, SAID FIRST FLANGE BEING SEALED TO SAID BAG;

AND (B) A RECTANGULAR CONTAINER RECEIVING SAID PLASTIC BAG AND BEING CONSTRUCTED OF SEMI-RIGID SHEET MATERIAL AND INCLUDING (1) TWO PAIRS OF OPPOSED WALL PANELS INTERCONNECTED TO FORM A GENERALLY TUBULAR MEMBER, (2) FIRST CLOSURE MEANS INTERCONNECTED TO ONE END OF SAID WALL PANELS AND CLOSING ONE END OF SAID TUBULAR MEMBER, (3) SECOND CLOSURE MEANS INTERCONNECTED TO THE OTHER END OF SAID TUBULAR MEMBER AND COMPRISING (A) FIRST AND SECOND INNER CLOSURE FLAPS EACH SECURED RESPECTIVELY TO A FIRST PAIR OF SAID OPPOSED WALL PANELS ALONG A HINGE LINE AND HAVING AN OUTER EDGE, (I) SAID FIRST INNER CLOSURE FLAP BEING DIVIDED INTO FIRST AND SECOND SECTIONS BY A DIE CUT EXTENDING FROM SAID OUTER EDGE TO SAID HINGE LINE, SAID FIRST SECTION DEFINING AN ELONGATED OPENING EXTENDING FROM SAID OUTER EDGE TOWARD SAID HINGE LINE BUT TERMINATING SHORT OF SAID HINGE LINE, SAID ELONGATED OPENING HAVING A WIDTH SLIGHTLY LARGER THAN SAID PREDETERMINED OUTER DIMENSION ON SAID VALVE, SAID VALVE BEING SLIDABLY RECEIVED IN SAID OPENING AND ABUTTING THE TERMINAL PART OF SAID OPENING TO SUPPORT SAID VALVE, AND (B) FIRST AND SECOND OUTER CLOSURE FLAPS EACH SECURED RESPECTIVELY TO THE OUTER PAIR OF SAID OPPOSED SIDE WALLS ALONG A HINGE LINE, (I) SAID FIRST OUTER CLOSURE FLAPS HAVING A SUBSTANTIALLY LARGER DIMENSION, MEASURED ORTHOGONALLY TO SAID HINGE LINE, THAN SAID SECOND CLOSURE FLAP, (II) SAID FIRST AND SECOND OUTER CLOSURE FLAPS BEING SECURED ALONG A LINE OVERLYING SAID SECOND SECTION OF SAID FIRST INNER CLOSURE FLAP, (III) SAID FIRST OUTER CLOSURE FLAP HAVING A CUTOUT TAB THEREIN, SAID TAB OVERLYING SAID ELONGATED OPENING WHEN SAID FIRST OUTER CLOSURE FLAP IS CLOSED, (IV) SAID SAID TAB ENGAGING SAID VALVE AND PUSHING SAID VALVE AND ONLY SAID FIRST SECTION OF SAID FIRST INNER CLOSURE FLAP INWARDLY INTO SAID CONTAINER WHEN SAID FIRST OUTER CLOSURE FLAP IS CLOSED, (V) SAID TAB UPON BEING REMOVED DEFINING AN OPENING IN SAID OUTER CLOSURE FLAP WITHIN WHICH SAID VALVE IS RECEIVED FOR PERMITTING SAID VALVE TO EXTEND OUTWARDLY FROM SAID CONTAINER ADJACENT ONE CORNER THEREOF, (VI) AT LEAST A PORTION OF SAID TAB OPENING BEING SUBSTANTIALLY THE SAME WIDTH AS SAID ELONGATED OPENING, SAID FIRST SPACE RECEIVING SAID FIRST INNER CLOSURE FLAP AND SAID SECOND SPACE RECEIVING SAID FIRST OUTER CLOSURE FLAP.