Detection and display device for automatic service expresso coffee machine
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United States of America Patent
Stats
-
Nov 29, 1988
Grant Date -
N/A
app pub date -
Feb 9, 1988
filing date -
Feb 11, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention concerns a detection and display device for automatic service expresso coffee machine which automatically outputs and displays water or ground coffee doses according to the capacity of the filter-holder bowl engaged on the bowl-holder of the coffee machine. Detection and display are obtained by means of an actuator-detector system generating electric signals, such as one or more magnetic elements (5) mounted on filter-holder bowl (1) and a Hall effect detector (A) mounted on bowl-holder (11) of the coffee grinder or coffee machine.
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