Device for spraying coating product and rotating spray element for such a device
US6592054B2 · kind B2 · utility
17Cited by
9References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 15, 2001 |
| Grant date | Jul 15, 2003 |
| Priority date | — |
| Expiry date | Feb 15, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S239/11
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
This device comprises a rotating spray element, such as a bowl, and drive means, such as a rotor, adapted to drive said element in rotation.It further comprises means for magnetic coupling between the rotating element and the drive means. An air-gap is formed between the coupling means which advantageously include at least one magnet associated with a looping annulus. The magnet may be fitted on the rotor and/or on the bowl.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.