Drink Machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Dec 4, 2008
app pub date -
Jun 10, 2002
filing date -
Jun 10, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention provides a thermally-actuated pump for use in a hot drink maker The pump comprises a thermal actuator (20) and a piston (42). The piston is disposed within a cylinder (50) and is coupled to the thermal actuator such that, in use, heat supplied to the thermal actuator causes this actuator to drive the piston further into the cylinder and thus create an increased pressure in the cylinder.
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