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. 01, 2022
Filed:
Nov. 24, 2020
Lg Electronics Inc., Seoul, KR;
Seonghun Lee, Seoul, KR;
Byungsang Jung, Seoul, KR;
Hwanyong Kim, Seoul, KR;
Seungje Park, Seoul, KR;
Sangdoo Ha, Seoul, KR;
Yongjun Son, Seoul, KR;
Seonwook Park, Seoul, KR;
Jaesung Yang, Seoul, KR;
Wonbok Lee, Seoul, KR;
Gyoocheol Choi, Seoul, KR;
Joonggil Jeong, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
Disclosed is a refrigerator for uniformly illuminating an inner space thereof. The refrigerator includes a cabinet including a storage compartment having a predetermined size, a shelf installed in the storage compartment, the shelf including a light source unit for illuminating an inside of the storage compartment, a transmitter connected to an external power supply for wirelessly transmitting power, the transmitter having a primary resonance frequency within a predetermined range, and a receiver for wirelessly receiving the power from the transmitter so as to supply the power to the light source unit of the shelf, the transmitter transmitting the power to the receiver using a secondary resonance frequency generated when the receiver is located close to the transmitter.