Device for emptying a film tube

Details Device for emptying a film tube Device for emptying a film tube

1995-12-19

1997-08-05

Derakshani, Philippe

Dispensing

Collapsible wall-type container

With wall-collapsing means

222326, B65D 3528

Patent

active

056533608

ABSTRACT:
For emptying a film tube 15 containing a flowable substance, the front end f the tube is provided with a ring 17 the peripheral portion 19 of which exceeds the inner diameter of a cartridge 1 which receives the tube 15. The ring 17 has a conical sealing surface 20 which cooperates with a sealing edge 12 formed inside the cap 2. In operation, the cylindrical rear portion 7 of the cap 2 is slid onto a front portion 4 of the cartridge 1, whereby the ring 17 provided on the tube 15 has its sealing surface 20 centered and aligned in the radial and axial directions to ensure proper engagement between the sealing edge 12 and the sealing surface 20.

REFERENCES:
patent: 2477875 (1949-08-01), Hutchason
patent: 3815787 (1974-06-01), Spies
patent: 5069364 (1991-12-01), McGill
patent: 5150820 (1992-09-01), McGill
patent: 5286105 (1994-02-01), Herold et al.
patent: 5322122 (1994-06-01), Jennings, Jr.
patent: 5501368 (1996-03-01), Brandhorst et al.

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