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:
Jul. 05, 2022

Filed:

Jun. 14, 2019
Applicant:

Franke Kaffeemaschinen Ag, Aarburg, CH;

Inventors:

Simon Mueller, Muhen, CH;

Serge Waechter, Basel, CH;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47J 31/46 (2006.01); A47J 31/54 (2006.01); A47J 31/00 (2006.01); A47J 31/34 (2006.01); A47J 31/057 (2006.01);
U.S. Cl.
CPC ...
A47J 31/545 (2013.01); A47J 31/007 (2013.01); A47J 31/0573 (2013.01); A47J 31/34 (2013.01); A47J 31/469 (2018.08); A47J 31/461 (2018.08);
Abstract

In order to reduce limescale formation on the continuous flow heater during operation of an apparatus for preparing freshly brewed hot beverages which has a hot water generator, which is embodied as a continuous flow heater, and a brewing apparatus, to which hot water from the hot water generator can be supplied, a controller for actuating the continuous flow heater is provided, which controller switches on the continuous flow heater for the purpose of drawing a pre-specified quantity of hot water and switches off said continuous flow heater shortly before the quantity of hot water is completely output, so that the temperature of the hot water at the output of the continuous flow heater is declining at the end of the drawing operation.


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