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. 10, 2009
Filed:
Aug. 07, 2006
Applicants:
Ji-hoon Sung, Busan, KR;
Hee-suk Roh, Siheung, KR;
Inventors:
Ji-Hoon Sung, Busan, KR;
Hee-Suk Roh, Siheung, KR;
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/24 (2006.01); H01Q 11/12 (2006.01); H01Q 1/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
A robot cleaner including: a main body; and an RF antenna installed at the main body with such a length appropriate for communication with a remote controller. Because the RF antenna is installed within the main body, the degradation of traveling performance and cleaning efficiency caused as the antenna contacts with an external obstacle can be prevented.