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. 09, 2025
Filed:
Dec. 09, 2020
Lg Electronics Inc., Seoul, KR;
Seungjin Lee, Seoul, KR;
Sangik Lee, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
Disclosed is a robot cleaner including a main body for forming an exterior of the robot cleaner, each wheel cover detachably disposed in the main body, each driving module movably coupled to each wheel cover, and each wheel coupled to each driving module and rotated by receiving a driving force from each driving module, wherein each wheel includes a wheel body coupled to each driving module and forming an appearance of each wheel, a plurality of treads arranged to be spaced apart from each other along a circumferential face of the wheel body, and a plurality of ribs respectively disposed between the treads and protruding radially outward of each wheel.