Dispenser closure

Details Dispenser closure Dispenser closure

1979-09-27

1981-02-03

Marmor, Charles A.

Dispensing

With relatively movable actuator for outlet element

222511, B65D 4720

Patent

active

042483620

ABSTRACT:
A dispenser closure comprising a tubular spout to be connected at one end to a fluid container and a cap fitted to the other end of the spout, said cap being provided with a transverse wall of elastomeric material extending across the other end of the spout and being substantially wedge shaped in cross section with the wedge projecting inwardly into the other end of the tubular spout, an inwardly directed peripheral flange mounted on said transverse wall to sealingly engage with the inner surface of the tubular spout, a discharge outlet provided in the spout or in the cap outwardly of the region of sealing engagement between said peripheral flange and the inner surface of the tubular spout, the outer face of the transverse wall being provided with an outwardly directed protrusion to be manipulated to distort the transverse wall and the portion of the peripheral flange adjacent the discharge outlet to cause fluid flow from the container through the discharge outlet.

REFERENCES:
patent: 3400866 (1968-09-01), Faitori
patent: 3443728 (1969-05-01), Scholle
patent: 3972452 (1976-08-01), Welsh
patent: 4169548 (1979-10-01), Bond

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