The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 18, 2013

Filed:

Nov. 12, 2009
Applicants:

Furio Suggi Liverani, Trieste, IT;

Luca Mastropasqua, Trieste, IT;

Frans Van Eeden, Milan, IT;

Bruno Dellapietra, Dunno Aurisina, IT;

Inventors:

Furio Suggi Liverani, Trieste, IT;

Luca Mastropasqua, Trieste, IT;

Frans Van Eeden, Milan, IT;

Bruno Dellapietra, Dunno Aurisina, IT;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47J 31/44 (2006.01); B65B 29/02 (2006.01); B65D 85/804 (2006.01);
U.S. Cl.
CPC ...
Abstract

A cartridge, particularly for espresso coffee machines, for extracting a beverage from a particulate substance contained therein by means of water under pressure is provided. The cartridge comprises a main body with a cup portion and a lid portion. The cup portion comprises a base, a sidewall and a rim opposed to the base, while the lid portion is fixedly attached to the rim of the cup portion so as to define an internal volume of the cartridge. The internal volume of the cartridge houses the particulate substance comprised within filtering means for retaining the particulate substance and for percolating fluid substances therethrough. The lid portion comprises a normally closed lid port defining a first passage for percolation fluid substances when it is opened. The cartridge further comprises a tappet arranged inside the internal volume so as to pierce the base when a pressure is applied to the base towards the internal volume, thus opening a normally closed cup port.


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