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:
Feb. 10, 2026
Filed:
Sep. 29, 2020
Electrolux Appliances Aktiebolag, Stockholm, SE;
Tobias Schütz, Rothenburg ob der Tauber, DE;
Klaus Wälzlein, Rothenburg ob der Tauber, DE;
Filippo Tisselli, Forli, IT;
ELECTROLUX APPLIANCES AKTIEBOLAG, Stockholm, SE;
Abstract
The present invention relates to component, in particular a top plate () for a gas hob () and/or a burner cap () of a gas burner () for a gas hob (), having a non-stick and/or non-wetting coating () obtainable by a process characterised by the following steps, a) providing a component, in particular a top plate () and/or a burner cap (), having an upper surface () and a bottom surface (), b) preferably, pretreating of at least the upper surface of the component, in particular the top plate or the burner cap, for providing a surface having a roughness being suitable for applying a non-stick and/or non-wetting coating, by mechanical treatment, physical treatment or chemical treatment, in particular by sand-blasting and/or laser treatment and/or a surface activation treatment, particularly a plasma treatment, and/or an enameling process to form a ground layer (), thus applying an enamel layer onto the upper surface of the component, in particular the top plate or the burner cap, c) applying the non-stick and/or non-wetting coating () to the upper surface () of the component, in particular a top plate () and/or a burner cap (), or the surface () of the ground layer (), wherein the non-stick and/or non-wetting coating () comprises at least one layer () that is obtained by a sol-gel process from a first composition comprising a silica sol and a silane. The invention further relates to a cooking appliance (), in particular a gas hob comprising such a component, in particular a top plate () and/or a burner cap (), and a method for manufacturing such a component, in particular a top plate () and/or a burner cap ().