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:
Mar. 21, 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 controls a heating part. The knob assembly includes: a knob body disposed at a front surface of a control panel and rotating around a rotation shaft extended in a front-rear direction, a light diffusing part disposed at a rear side of the knob body and diffusing light, and a light source part disposed at a rear side of the light diffusing part and including one or more light sources. The light diffusing part includes a light source corresponding part disposed at a position corresponding to one of the light sources, and a thickness of the light diffusing part along a first straight line that passes from a center of the light diffusing part through the light source corresponding part is greater than a thickness of the light diffusing part along a straight line that does not pass through the light source corresponding part.


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