US Patent 8939305 Liquid container closure with integrated push button latching assembly

Closures having an integrated push button latching assembly including an end wall, a skirt wall depending from the end wall, an outlet opening associated with the end wall, a protrusion associated with the end wall and a push button latching assembly are disclosed. The push button latching assembly is pivotally coupled to the closure and is movable between a first position in which the outlet opening is covered by the assembly and a second position in which the outlet opening is exposed. The push button latching assembly includes a retaining mechanism, a closing member coupled to the retaining mechanism, a push button coupled to the retaining mechanism, and a tongue coupled to the retaining mechanism. The tongue is configured to engage the protrusion when the push button latching assembly occupies the first position and disengage the protrusion such that the push button latching assembly is movable to the second position.