Pouring spout

The combination of a container for holding a liquid having an open top and a circular bead surrounding said open top, and a spout having an arcuate base, a top wall, and a lip joined to the base, said base having opposite side edges and a radius of curvature greater than the radius of curvature of the circular bead, said base having an arcuate rib with an arcuate pocket accommodating an arcuate portion of the bead, an arcuate flange spaced from the rib providing a passage into the pocket, and a plurality of bosses joined to and arcuately spaced along the top wall and the flange compressed against the bead to bias the rib in tight sealing relationship with the bead to prevent liquid from leaking between the bead and spout, said plurality of bosses including opposite end bosses spaced inwardly of the opposite side edges of the base, the rib having a bottom wall joined to the top wall, said bottom wall having an upwardly directed arcuate hook flange, said top wall, bottom wall and hook flange surrounding said pocket, said bottom wall and hook flange providing the passage into the pocket, said hook flange and arcuate flange providing said passage with a throat adjacent the pocket, said plurality of bosses extending into the throat to bias the rib in tight sealing relationship with the bead located in the pocket.