Pouring adapter for liquid containers

Claim 1

A POURING ADAPTER FOR USE WITH A LIQUID CONTAINER HAVING A DISPENSING OPENING AND SEALING SURFACE COMPRISING AN OUTER SLEEVE MEMBER HAVING SEALING MEANS ON ITS OUTER DIAMETER, SAID SEALING MEANS BEING FITTED IN FRICTIONAL ENGAGEMENT WITHIN THE DISPENSING OPENING IN SAID CONTAINER, AN INWARDLY PROJECTING LEDGE LOCATED INTERMEDIATE THE ENDS OF SAID OUTER SLEEVE MEMBER, AN INNER SPOUT MEMBER HAVING A SHARP POURING LIP AT ONE END, AN OUTWARDLY PROJECTING STOP ELEMENT SURROUNDING THE OTHER END OF SAID INNER SPOUT MEMBER, SAID OUTER SLEEVE MEMBER AND SAID INNER SPOUT MEMBER BEING MOLDED INTEGRALLY WITH A STRAP JOINING SAID MEMBERS AT THEIR UPPER ENDS, SAID STRAP BEING NOTCHED IN CLOSE PROXIMITY TO SAID OUTER SLEEVE MEMBER, THE INNER SPOUT MEMBER BEING PIVOTED ON SAID STRAP TO A POSITION INSIDE OF SAID OUTER SLEEVE SO THAT SAID INNER SPOUT MEMBER AND SAID OUTER SLEEVE MEMBER ARE SUBSTANTIALLY COAXIAL, MEANS FOR BIASING THE INNER SPOUT MEMBER UPWARDLY TO ITS POURING POSITON, SAID STOP ELEMENT BEARING AGAINST THE INWARDLY PROJECTING LEDGE TO LIMIT OUTWARD MOVEMENT OF SAID INNER SPOUT MEMBER CAUSED BY SAID BIASING MEANS, AND A VENT OPENING ALONGSIDE SAID STRAP MEMBER, SAID VENT OPENING BEING LOCATED OPPOSITE THE HIGHEST POINT OF SAID POURING LIP OF SAID INNER SPOUT MEMBER, SAID VENT OPENING BEING PROVIDED TO PERMIT SMOOTH POURING OF LIQUID THROUGH SAID INNER SPOUT MEMBER.