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:
Jun. 13, 2017

Filed:

Mar. 28, 2014
Applicant:

Yujin Robot Co., Ltd., Seoul, KR;

Inventors:

Kyung Chul Shin, Seoul, KR;

Seong Ju Park, Gunpo, KR;

Min Chang, Seongnam, KR;

No Soo Lee, Incheon, KR;

Jae Young Lee, Gunpo, KR;

Byung Kwon Moon, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/00 (2006.01); A47L 9/28 (2006.01); B62D 61/00 (2006.01); B62D 6/00 (2006.01); A47L 11/40 (2006.01);
U.S. Cl.
CPC ...
A47L 9/009 (2013.01); A47L 9/2821 (2013.01); A47L 9/2852 (2013.01); A47L 11/4072 (2013.01); B62D 6/002 (2013.01); B62D 61/00 (2013.01); A47L 2201/00 (2013.01); A47L 2201/04 (2013.01); Y10S 901/01 (2013.01);
Abstract

Disclosed is a cleaning robot having an expanded cleaning territory. The cleaning robot of the present invention comprises: a platform in which at least one corner of the exterior thereof has an angle of less than 90°; a first driving wheel of which the central axis is attached to the bottom portion of the platform at a predetermined first angle (θ) and a predetermined second angle (−θ) with respect to the forward direction of the platform; and a second driving wheel of which the central axis is attached to the bottom portion of the platform at the predetermined second angle (−θ) with respect to the forward direction of the platform.


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