Dispensing cap for a container

Claim 1

A DISPENSING CAP FOR A CONTAINER COMPRISING IN COMBINATION: (A) A CIRCULAR BASE MEMBER, (B) A CIRCULAR OVERCAP MOUNTED ON SAID BASE MEMBER FOR RELATIVE ROTATIONAL AND AXIAL MOVEMENT THEREON, (C) SAID OVERCAP FORMED WITH A DISCHARGE ORIFICE HAVING A SUBSTANTIALLY RECTANGULAR OUTLINE, (D) SAID BASE MEMBER HAVING AN INTERNAL SUPPORT WALL, (E) A STOPPER HAVING A SUBSTANTIALLY RECTANGULAR CROSSSECTION CARRIED BY SAID SUPPORT WALL AND ADAPTED TO ENTER AND FILL SAID DISCHARGE ORIFICE WHEN SAID OVERCAP IS IN ITS INNERMOST POSITION RELATIVE TO SAID BASE, (F) FIRST CAM MEANS FORMED IN SAID OVERCAP ADAPTED TO BE CONTACTED BY THE END OF SAID STOPPER TO CAUSE SAID STOPPER TO MOVE INTO AND OUT OF SAID ORIFICE UPON ROTATIONAL MOVEMENT OF SAID OVERCAP UPON SAID BASE, (F) PLUG MEANS CARRIED BY SAID SUPPORT WALL, (H) SAID SUPPORT WALL HAVING RECESS MEANS FORMED THEREIN AND IN ALIGNMENT WITH SAID PLUG MEANS, (I) A THIN FRANGIBLE CONNECTION BETWEEN SAID PLUG MEANS AND SAID SUPPORT WALL AT SAID RECESS MEANS, (J) SHOULDER MEANS CARRIED BY SAID OVERCAP FOR PRESSURE CONTACT WITH SAID PLUG MEANS TO SEVER THE FRANGIBLE CONNECTION BETWEEN THE PLUG AND THE SUPPORT WALL UPON THE INITIAL ROTATION OF THE OVERCAP ON THE BASE THEREBY CREATING A HOLE AT SAID RECESS MEANS EXTENDING THROUGH SAID SUPPORT WALL, (K) SECOND CAM MEANS CARRIED BY SAID SUPPORT WALL ADAPTED TO BE CONTACTED BY SAID SHOULDER MEANS TO FURTHER CAUSE SAID OVERCAP TO MOVE AXIALLY ON SAID BASE AND THEREBY CAUSE SAID STOPPER TO ENTER INTO OR BE REMOVED FROM SAID DISCHARGE ORIFICE UPON FURTHER ROTATION OF SAID OVERCAP, (1) MEANS FOR PREVENTING DISPLACEMENT OF SAID OVERCAP FROM SAID BASE MEMBER, (M) STOP MEANS FOR LIMITING THE ROTATIONAL MOVEMENT OF SAID OVERCAP ON SAID BASE MEMBER, AND (N) MEANS FOR ATTACHING SAID BASE MEMBER TO THE NECK OF A CONTAINER.