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1. (WO2018184892) OPTICAL SYSTEM AND INDUCTION HOB COMPRISING AN OPTICAL SYSTEM

Pub. No.:    WO/2018/184892    International Application No.:    PCT/EP2018/057642
Publication Date: Fri Oct 12 01:59:59 CEST 2018 International Filing Date: Tue Mar 27 01:59:59 CEST 2018
IPC: H05B 6/12
F24C 7/00
Applicants: ELECTROLUX APPLIANCES AKTIEBOLAG
Inventors: SAPORETTI, Marco
HOLZINGER, Jochen
BURKHARDT, Jennifer
HERZOG, Michael
NEGRETTI, Peter
Title: OPTICAL SYSTEM AND INDUCTION HOB COMPRISING AN OPTICAL SYSTEM
Abstract:
The invention relates to an optical system for an induction cooking device with at least one induction coil (2) and an at least partially transparent or semi-transparent top plate (3), the optical system (10) comprising at least one light source (11) to be arranged in a central area of said induction coil (2) in order to provide light through a central opening (2.1) of said induction coil (2), light deflecting means (12) configured to receive light from the light source (11) and provide said light at one or more openings (12.1) and light guiding means (13) for guiding light provided at said one or more openings (12.1) in an area between the upper side of the induction coil (2) and the lower side of the top plate (3), said light guiding means (13) being configured to guide the light into a space between the induction coil (2) and the top plate (3) and provide a light indicator at the top side of the top plate (3).