Dosing device adapted for dispensing a concentrate from a...

Dispensing – With discharge assistant – Motor operated

Reexamination Certificate

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Reexamination Certificate

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07014071

ABSTRACT:
The invention relates to a dosing device comprising a housing comprising at least one inlet, at least one outlet, and a liquid flow path extending from the inlet to the outlet. The dosing device is adapted for dispensing in a metered manner a viscous concentrate from a holder. The concentrate in diluted condition forms a beverage suitable for consumption. The dosing device is adapted to be connected, in use, to a storage space of the holder. According to the invention, the dosing device comprises a gear pump to be included in the liquid flow path, which gear pump can be driven in particular by a rotor located upstream of the gear pump, by means of changing magnetic fields.

REFERENCES:
patent: 3575535 (1971-04-01), Bickar
patent: 3945538 (1976-03-01), Wightman
patent: 4334640 (1982-06-01), van Overbruggen et al.
patent: 5269443 (1993-12-01), Lancaster
patent: 5836482 (1998-11-01), Ophardt et al.
patent: 0067466 (1982-12-01), None
patent: 2103296 (1983-02-01), None

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