Patent ID: 9420911
Filing Date: 2016-08-23
CPC Classification: A47J

Claim Text:
1. A machine for brewing a beverage, the machine comprising: a brew chamber having a brew chamber upper end and a brew chamber lower end; a steam chamber disposed below the brew chamber, the steam chamber having a steam chamber upper end and a steam chamber lower end, the steam chamber lower end being in fluid communication with the brew chamber; and a filtering base removably inserted into the brew chamber, the filtering base having a diaphragm and a filter screen positioned about the diaphragm, the diaphragm having a plurality of openings formed therein, the diaphragm being movable via fluid pressure between a first position in which the openings are open, thereby providing fluid communication between the brew chamber and the steam chamber and a second position in which the openings are closed, thereby precluding fluid communication between the brew chamber and the steam chamber, wherein the filter screen is positioned to prevent the diaphragm to flex toward the brewing chamber in the second position, so as to keep the openings of the diaphragm closed.