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:
Jul. 31, 2018

Filed:

Dec. 23, 2014
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Inventors:

Sung Jin Park, Suwon-si, KR;

Jun Young Lee, Seoul, KR;

Dong Woo Ha, Hwaseong-si, KR;

Heum Yong Park, Suwon-si, KR;

Dong Hyun Lee, Suwon-si, KR;

Dong Hun Lee, Ansan-si, KR;

Jae Youl Jeong, Suwon-si, KR;

Min Jae Kim, Seongnam-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 11/40 (2006.01); A47L 11/283 (2006.01);
U.S. Cl.
CPC ...
A47L 11/4069 (2013.01); A47L 11/283 (2013.01); A47L 11/4038 (2013.01); A47L 11/4055 (2013.01); A47L 11/4058 (2013.01); A47L 11/4061 (2013.01); A47L 11/4063 (2013.01); A47L 2201/04 (2013.01);
Abstract

Disclosed is a robot cleaner capable of reducing the material cost thereof by use of fewer motors, and performing wet cleaning while travelling in all directions and rubbing the floor surface, the robot cleaner includes a plurality of motors generating driving forces, a plurality of pad assemblies configured to rotate by receiving a driving force from one of the plurality of motors, and provided in a tilted manner so that a bottom surface of each of the plurality of pad assemblies has an uneven frictional force with respect to a floor surface, and a tilt gear unit configured to simultaneously vary tilting directions of the plurality of pad assemblies by receiving a driving force from another one of the plurality of motors, wherein the robot clean can travel in all directions depending on a tilting direction and a rotational direction of each of the plurality of pad assemblies.


Find Patent Forward Citations

Loading…