Device for heating and aerating water in a coffee machine

Details Device for heating and aerating water in a coffee machine Device for heating and aerating water in a coffee machine

1989-06-06

1990-12-04

Pellinen, A. D.

Electric resistance heating devices

Heating devices

Tank or container type liquid heater

99295, 392451, H05B 302, F24H 112

Patent

active

049755595

ABSTRACT:
A device for heating and aerating water has a heating element and a water circuit. The water circuit has water circulation channels and air retaining pockets disposed at intervals along the water circulation channels above the normal water level of the channels. The air retaining pockets provide turbulence in circulating water and cause the air retained in the pockets to be dissolved in the water.

REFERENCES:
patent: 3411270 (1968-11-01), Cornelius et al.
patent: 3835294 (1974-09-01), Krohn et al.
patent: 4687907 (1987-08-01), Barkley et al.
patent: 4806375 (1989-02-01), Favre
patent: 4846052 (1989-07-01), Favre et al.

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