Espresso machine

Details Espresso machine Espresso machine

1992-07-17

1994-08-16

Simone, Timothy F.

Foods and beverages: apparatus

Beverage

Infusors

99281, 99283, 99292, 99299, 99302R, A47J 3132

Patent

active

053376528

ABSTRACT:
This invention relates to an espresso machine comprising a boiler (1) and a filter chamber (5) which is connected to the boiler (1) via a hot water line (11) and which comprises an outlet (18) and is divided via an inserted screen (6) into two chamber regions (b, c), a thermostat switch (TH1) which is responsive to the temperature within the boiler (1) and connected in series with the heating apparatus (2) to limit the temperature within the boiler to a predetermined upper value, an air pump (8) terminating in the boiler (1), a first shut-off valve (17) positioned in the hot water line (11) and a second shut-off valve (19) positioned upstream of the outlet of the filter chamber (5).

REFERENCES:
patent: 423127 (1890-03-01), Childs
patent: 1409123 (1922-03-01), Simonton
patent: 2906193 (1959-09-01), McCauley
patent: 3031947 (1962-05-01), Heuckeroth
patent: 4204465 (1980-05-01), Knecht
patent: 4287817 (1981-09-01), Moskowitz et al.
patent: 4484515 (1984-11-01), Illy
patent: 4505191 (1985-03-01), Longo
patent: 4581239 (1986-04-01), Woolman et al.
patent: 4633771 (1987-01-01), Anderl
patent: 4947738 (1990-08-01), Eugster
patent: 4998462 (1991-03-01), Sekiguchi
patent: 5019690 (1991-05-01), Knepler
patent: 5127318 (1992-07-01), Selby, III

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