Patent ID: 8991650
Filing Date: 2015-03-31
Classification: B65D,Y10S

Abstract:
1. A stopper member for being sealed between two sheets of a fluid reservoir, said member comprising: a base body defining a front face, a rear face, an internal edge, and an external edge, the body forming a fluid dispenser orifice that passes through the body from the rear face to the front face, the front and rear faces defining front and rear heat-sealing zones for being sealed to the two sheets, respectively, the front face defining a fluid collection zone at the dispenser orifice, the rear face defining a fluid delivery channel being open along its length and extending from the dispenser orifice to the internal edge of the base body, and a closure lid for closing the dispenser orifice of the base body on the front face, the lid being integrally connected to the base body via a hinge, wherein the body having tapered side edges where the front and rear heat-sealing zones are contiguous, and the front and rear faces being convex and defining a maximum thickness where the dispenser orifice, the delivery channel, and a fraction of the collection zone are formed.