Squeeze foamer

Dispensing – With material treatment or conditioning means

Reexamination Certificate

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Details

C222S211000, C222S145600, C222S145500

Reexamination Certificate

active

08042710

ABSTRACT:
The invention relates to a dispensing device for dispensing a foam, comprising a manually compressible container (2) for storing a liquid and air, which container comprises an opening (3), a rigid housing to be fitted in or on the opening, the housing comprising an air passage (11) and a liquid passage (9) and a valve body (6) which, in a rest position, covers a mouth of the liquid passage and a mouth of the air passage in a sealing manner (4a,4c) and which, during dispensing, opens the mouth of the liquid passage and the mouth of the air passage in order to allow mixing of air and liquid to take place in the dispensing passage (13). The invention is characterized in that the housing comprises a first housing part (4) and a second housing part (20), the first and the second housing parts being mountable in several position with respect to each other, the ratio between the amounts of liquid and air to be dispensed upon compressing the container being dependent on the position in which the first and second housing parts are mounted with respect to each other.

REFERENCES:
patent: 3361304 (1968-01-01), Thompson
patent: 3493179 (1970-02-01), Lee
patent: 4673110 (1987-06-01), Workum
patent: 4773570 (1988-09-01), Workum
patent: 5037006 (1991-08-01), Kock
patent: 2002/0153389 (2002-10-01), Creaghan et al.
patent: 2004/0060945 (2004-04-01), Cater et al.
patent: 9110905.1 (1993-01-01), None
patent: 9421384 (1994-09-01), None

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