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:
Jul. 21, 2020
Filed:
Dec. 28, 2017
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Hyunsup Song, Seoul, KR;
Jongil Park, Seoul, KR;
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01D 34/00 (2006.01); A01D 34/81 (2006.01); A01D 34/73 (2006.01); A01D 34/64 (2006.01); A01D 34/74 (2006.01); A01D 34/82 (2006.01); A01D 34/58 (2006.01); A01D 101/00 (2006.01); A01D 34/78 (2006.01);
U.S. Cl.
CPC ...
A01D 34/81 (2013.01); A01D 34/008 (2013.01); A01D 34/58 (2013.01); A01D 34/64 (2013.01); A01D 34/73 (2013.01); A01D 34/736 (2013.01); A01D 34/74 (2013.01); A01D 34/828 (2013.01); A01D 34/733 (2013.01); A01D 34/78 (2013.01); A01D 2101/00 (2013.01);
Abstract
A lawn mower robot includes a rotating plate rotatably mounted on a bottom surface of an inner body; and a plurality of blades coupled to an edge portion of the rotating plate to be unfolded in a centrifugal direction and folded in the direction of the center of the circle, and spaced apart from each other in a circumferential direction of the rotating plate to cut grass while rotating around a rotating shaft of the rotating plate, wherein at least one of the blades has a cross-sectional shape of a parallelogram and is formed of a plate having a predetermined width in a longitudinal direction.