Insertable and removable stopper device for a cartridge

Details Insertable and removable stopper device for a cartridge Insertable and removable stopper device for a cartridge

1993-07-14

1995-06-13

Elkins, Gary E.

Bottles and jars

Closures

With means to facilitate closure removal

215211, 215214, 215215, 215276, 215303, 215364, B65D 3900, B65D 5502

Patent

active

054234433

ABSTRACT:
A closure stopper for a dispensing cartridge is withdrawn from the dispensing opening by a screw ring. An extension piece of the stopper projects over the screw ring. A disk or similar component is detachably connected to the extension piece and to the screw ring to pull the stopper when the screw ring is moved away from the dispensing cartridge.

REFERENCES:
patent: 3386273 (1968-06-01), Green
patent: 3409159 (1968-11-01), Velt
patent: 3753510 (1973-08-01), Hedgewick et al.
patent: 3811590 (1974-05-01), Hall, Jr.
patent: 3820675 (1974-06-01), Malles
patent: 3841513 (1974-10-01), O'Connor et al.
patent: 4098417 (1978-07-01), Bennett
patent: 4353472 (1982-10-01), Burton et al.
patent: 4391382 (1983-07-01), Emich
patent: 4496065 (1985-01-01), Nagy
patent: 4526281 (1985-07-01), Herr
patent: 5137182 (1992-08-01), Keller

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