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:
Nov. 13, 2018
Filed:
Oct. 22, 2015
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventors:
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/00 (2006.01); A47L 5/28 (2006.01);
U.S. Cl.
CPC ...
A47L 9/009 (2013.01); A47L 5/28 (2013.01);
Abstract
A vacuum cleaner may include a suction nozzle; a cleaner body in communication with the suction nozzle; a supporter configured to connect the cleaner body with the suction nozzle and to allow a position of the cleaner body with respect to the suction nozzle to be varied; and a wheel assembly rotatably connected to the supporter. The wheel assembly may include a frame, a wheel shaft installed at the frame, and a wheels installed at the wheel shaft to be independently rotated. A contact area between each of the wheels and a floor may vary according to a varied position of the cleaner body with respect to the suction nozzle.