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.
Patent No.:
Date of Patent:
Mar. 25, 2003
Filed:
Aug. 27, 2001
Arthur Schmed, Oberdürnten, CH;
Fianara International B.V., Amsterdam, NL;
Abstract
The invention provides a coffee machine for brewing coffee powder pre-packed in a cartridge, whereby the bottom of the brewing chamber receiving the cartridge is provided with perforator members to perforate the cartridge bottom upon closing the brewing chamber. A brewing chamber housing contains an upper and a lower brewing chamber portion together delimiting the brewing chamber and axially movable relative to each other. The upper brewing chamber portion is biased by a spring to move away from the lower brewing chamber portion and provided with a protection member that bars access to the perforator members if the upper brewing chamber member is in its upper rest position. The upper brewing chamber member is moved, together with the protection member, from an upper into a lower operating position in which the perforator member provide the bottom of the cartridge with elongate slots.