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:
Apr. 30, 2019
Filed:
Oct. 15, 2012
Eugster/frismag Ag, Amriswil, CH;
Daniel Fischer, Romanshorn, CH;
Wolfgang Riessbeck, Landschlacht, CH;
Eugster/Frismag AG, Amriswil, CH;
Abstract
A coffee machine (), in particular a fully automatic coffee machine, comprising a water tank (), also a heating device () for heating up water, also a brewing unit () for subjecting ground coffee beans to extraction by means of the water heated by the heating device (), also a water-line system () comprising at least one water line, and also a delivery pump () for delivering water out of the water tank () through the water-line system (). According to the invention, it is provided that a chamber () is, or may be provided for a chemical active substance, in particular a decalcifying and/or cleaning agent, it being possible for this chamber to be connected and/or linked up to the water-line system (), manually or automatically, such that water can be delivered out of the water tank (), by means of the delivery pump (), into the water-line system () through the chamber (). The invention also concerns a method for operating a coffee machine ().