Cabinet design of filter holder for pressurized espresso machines
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United States of America Patent
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Jul 3, 2007
Grant Date -
Jun 23, 2005
app pub date -
Dec 23, 2003
filing date -
Dec 23, 2003
priority date (Note) -
In Force
status (Latency Note)
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Abstract
This invention provides a brewing head unit of a coffee machine for inserting and locking the filter and the filter holder into the brewing head of a coffee machine. The filter and the filter holder can be inserted into the coffee machine visually. This invention further provides a simpler and easier method for inserting filter holder into a pressurized coffee machine. This invention also provides a cabinet filter holder which can be inserted or placed into the brewing head assembly/unit of a coffee machine by sliding the filter holder into the brewing head unit from front or side; by swinging the filter holder into the brewing head assembly/unit on a pivot; or by inserting the filter holder from the top. This invention further provides a brewing head assembly/unit wherein the locking mechanism is motor-driven. In one aspect of this invention, the method for opening and closing the brewing head assembly/unit of the coffee machine can be operated by remote control. This invention further provides a cabinet filter design wherein the boiler or heating system is separated from the brewing head assembly/unit.
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