Washing machine having balancer
US8555680B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 22, 2012 |
| Grant date | Oct 15, 2013 |
| Priority date | — |
| Expiry date | Feb 22, 2032 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06F37/225
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A front loading washing machine including a housing; a water reservoir installed in the housing to contain washing water; a spin tub provided in the water reservoir to hold laundry to be washed, the spin tub rotatable with respect to a horizontal axis of the washing machine, the spin tub including a cylindrical body, a front cover and a rear cover, the front cover having a front wall with an opening formed therein for receiving laundry and an annular recess having a predefined depth formed in the front wall of the front cover such that an outer annular side wall defining the annular recess establishes direct physical contact with a predefined area of an inner surface of the cylindrical body; and at least one balancer installed in the annular recess of the spin tub, the balancer comprising an annular shaped race formed of a plastic material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.