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:
Aug. 27, 2019
Filed:
Sep. 23, 2016
Alfred Kärcher Gmbh & Co. KG, Winnenden, DE;
Juergen Walz, Moeckmuehl, DE;
Christian Hofner, Welzheim, DE;
Barbara Pfister, Weissach im Tal, DE;
Carsten Eckart, Ludwigsburg, DE;
Alfred Kärcher SE & Co. KG, Winnenden, DE;
Abstract
The invention relates to a method for cleaning a floor surface with a floor cleaning device, in which method, during the cleaning movement of the floor cleaning device over the floor surface, a first recording of a floor surface portion before the cleaning is created with an optical recording unit, the floor cleaning device is moved with at least one cleaning unit over the floor surface portion, which is cleaned, a second recording of the floor surface portion after the cleaning is created with an optical recording unit and the recordings are compared with one another in order to check the cleaning result. The invention further relates to a floor cleaning device for carrying out the method.