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:
Jun. 13, 2023

Filed:

Aug. 30, 2021
Applicant:

Lg Electronics Inc., Seoul, KR;

Inventor:

Dae Yong Lee, Seoul, KR;

Assignee:

LG ELECTRONICS INC., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 33/00 (2006.01); F21V 3/02 (2006.01); F24C 3/12 (2006.01); F24C 7/08 (2006.01); G05G 1/10 (2006.01);
U.S. Cl.
CPC ...
F21V 33/0044 (2013.01); F21V 3/02 (2013.01); F24C 3/126 (2013.01); F24C 7/082 (2013.01); G05G 1/105 (2013.01);
Abstract

A cooktop includes a knob assembly coupled to a control panel and configured to control a heating part. The knob assembly includes: a knob body disposed at a front surface of the control panel and rotating with respect to a rotation shaft extended in a front-rear direction, a knob ring disposed at a rear side of the knob body and having a diameter greater than a diameter of the knob body, and a light source part disposed at the rear side of the knob body and including one or more light sources irradiating light to the rear side of the knob body. A portion of a rear surface of the knob body includes a first reflective surface reflecting light, and a portion of a surface of the knob ring includes a second reflective surface reflecting light, the portion of the surface of the knob ring facing the knob body.


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