Drum type washing machine and balancer for drum type washing machine
US7861560B2 · kind B2 · utility
1Cited by
2References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 2007 |
| Grant date | Jan 4, 2011 |
| Priority date | — |
| Expiry date | Jul 28, 2028 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06F37/225
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A drum type washing machine having a balancer to prevent a reduction in the washing capacity of a rotating drum while preventing a collision noise of balls installed in the balancer. The diameter of the balls is maintained in a range of 12 millimeters to 30 millimeters, so as to prevent a collision noise of the balls during rotation of the rotating drum while preventing a reduction in the washing capacity of the rotating drum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.