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. 24, 2015
Filed:
Apr. 14, 2009
Yong-su Kim, Seoul, KR;
Dong-hoon Lee, Seoul, KR;
Kyung-han Jeong, Seoul, KR;
Kwang-ha Suh, Seoul, KR;
Yong-Su Kim, Seoul, KR;
Dong-Hoon Lee, Seoul, KR;
Kyung-Han Jeong, Seoul, KR;
Kwang-Ha Suh, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
An ice detecting apparatus for a refrigerator the apparatus includes an ice maker, an ice container to collect ice made by the ice maker, and an ice detecting sensor to detect an amount of ice stored in the ice container. The ice detecting sensor has a transmitter module provided on one side of the ice maker and a receiver module provided on another side of the ice maker. The transmitter module is separated by a prescribed distance from the receiver module. At least one of the transmitter module or receiver module includes at least one optical element and at least one heater, and the heater is made of an electroconductive heating material.