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:
Sep. 02, 2014
Filed:
Jun. 30, 2009
Bong-ju Kim, Changwon-si, KR;
In-bo Shim, Changwon-si, KR;
Ji-hoon Sung, Changwon-si, KR;
Byung-doo Yim, Changwon-si, KR;
Sung-guen Kim, Changwon-si, KR;
Bong-Ju Kim, Changwon-si, KR;
In-Bo Shim, Changwon-si, KR;
Ji-Hoon Sung, Changwon-si, KR;
Byung-Doo Yim, Changwon-si, KR;
Sung-Guen Kim, Changwon-si, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A charging device of a robot cleaner is provided. The charging device of a robot cleaner according to the embodiment includes at least one cover forming an appearance of the charging device, a base which is coupled with the cover and includes a terminal unit for charging the robot cleaner, an induction signal generating unit disposed at a side of the cover or the base to transmit a return induction signal to the robot cleaner, and an induction signal guide member disposed at a side of the induction signal generating unit to enhance a docking performance of the robot cleaner by improving linearity of the induction signal. The charging device according to the embodiment can guide the path for the return of the robot cleaner and recharge the robot cleaner stably.