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:
Jan. 31, 2017
Filed:
Oct. 03, 2014
Lg Electronics Inc., Seoul, KR;
Chaseung Jun, Seoul, KR;
Byungkeol Choi, Seoul, KR;
Youngmin Kim, Seoul, KR;
Dongwon Kim, Seoul, KR;
Hyundong Kim, Seoul, KR;
Hwanjin Jung, Seoul, KR;
Byungwook Min, Seoul, KR;
Kyeonghwan Kim, Seoul, KR;
Jinwoong Kim, Seoul, KR;
Changwoo Son, Seoul, KR;
Hyunseok Seo, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A washing machine includes a main body defining an outer appearance, a tub disposed within the main body, a main drum rotatably mounted in the tub, a sub drum mounted in the main drum to be relatively rotatable with respect to the main drum, an outer shaft for rotating the main drum, an inner shaft for rotating the sub drum, being disposed inside the outer shaft, and a driving motor having a stator, an outer rotor connected to the inner shaft that is rotatable outside the stator, and an inner rotor connected to the outer shaft that is rotatable inside the stator, wherein the driving motor independently drives the main drum and the sub drum.