Process and apparatus for fluffing a cleaning implement
US9849638B2 · kind B2 · utility
2Cited by
28References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 27, 2014 |
| Grant date | Dec 26, 2017 |
| Priority date | — |
| Expiry date | Apr 29, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L13/26
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method of and apparatus for fluffing a cleaning article. The cleaning article has a layer of tow fibers and a layer of sheet material, joined together in a layered construction. The apparatus and process spray a fluid blast onto the article, disrupting the tow fibers. The fluid may be air and causes different fibers to react so as to increase the volume of the cleaning article.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.