Container-closure assembly

Details Container-closure assembly Container-closure assembly

1991-10-24

1993-07-20

Kashnikow, Andres

Dispensing

With recorder, register, indicator, signal or exhibitor

Position or extent of motion indicator

215 32, 215253, 220266, 222107, 222153, 222541, B67D 522

Patent

active

052285936

ABSTRACT:
A cap and tube assembly comprising a tube having a neck ending in a discharge end having an outwardly extending stem frangibly supported at a point recessed from the outer terminal end of the neck to define an outlet when the stem is removed. A cap sized to slightably fit the neck and including an inwardly facing stem engaging the socket is provided, positively locking the stem in the socket in a predetermined position. The cap is located at a first position where the stem and socket are spaced apart and at a second position defined by the predetermined position of a stem locking device. The stem is frangibly supported on the discharge end by an annular thin wall and a plurality of axially extending bridges for resisting axial movement of the stem and permitting rotational movement to rupture the thin wall to form an outlet for the tube.

REFERENCES:
patent: 1959260 (1934-05-01), Angyal
patent: 4134511 (1979-01-01), Deussen
patent: 4492317 (1985-01-01), Guess et al.
patent: 4688703 (1987-08-01), Bayer
patent: 4773548 (1988-09-01), Deussen

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