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Washing machine having dual-drum and assembly method thereof
US9605370B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9605370-B2 |
| Application number | US-201314430070-A |
| Country | US |
| Kind code | B2 |
| Filing date | Oct 8, 2013 |
| Priority date | Oct 9, 2012 |
| Publication date | Mar 28, 2017 |
| Grant date | Mar 28, 2017 |
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Abstract
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Disclosed are a washing machine having a dual-drum of a main drum and a sub drum, and an assembly method thereof. The washing machine comprises: a cabinet; a tub provided in the cabinet; a main drum rotatably mounted in the tub; a sub drum mounted in the main drum so as to perform a relative rotation with the main drum; a hollow type outer shaft connected to the main drum; an inner shaft connected to the sub drum in the outer shaft; and a driving motor, wherein the driving motor comprises: a stator; an outer rotor connected to the inner shaft, and rotated outside the stator; and an inner rotor connected to the outer shaft, and rotated inside the stator, and wherein the driving motor drives the main drum and the sub drum in an independent manner.
First claim
Opening claim text (preview).
The invention claimed is: 1. A washing machine having a dual-drum, comprising: a cabinet which forms an appearance of the washing machine; a tub provided in the cabinet; 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; a main drum spider configured to connect th…
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Frequently asked questions
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- What does patent US9605370B2 cover?
- Disclosed are a washing machine having a dual-drum of a main drum and a sub drum, and an assembly method thereof. The washing machine comprises: a cabinet; a tub provided in the cabinet; a main drum rotatably mounted in the tub; a sub drum mounted in the main drum so as to perform a relative rotation with the main drum; a hollow type outer shaft connected to the main drum; an inner shaft connec…
- Who is the assignee on this patent?
- Lg Electronics Inc
- What technology area does this patent fall under?
- Primary CPC classification D06F37/06. Mapped technology areas include Textiles & Paper.
- When was this patent published?
- Publication date Tue Mar 28 2017 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).