Espresso machine
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United States of America Patent
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Aug 16, 1994
Grant Date -
N/A
app pub date -
Jul 17, 1992
filing date -
Jul 19, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
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).
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