Method and device for sorting products according to emitted light
US6734383B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2001 |
| Grant date | May 11, 2004 |
| Priority date | — |
| Expiry date | Dec 20, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S209/939
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for sorting products including the steps of conveying the products in a product stream, scanning the products in the product stream casting light onto the products on the basis that certain products will emit light, observing emitted light from the products, making a selection of certain products from the product stream as a function of the observed light, and separating certain products from the product stream as a function of the selection. A device is provided that is arranged to sort the products according to the method of the invention and includes a light device that is arranged to cast light onto products and an observation device that is arranged to observe light emitted from the products. A selection device is also provided that is arranged to make a selection of whether to separate certain products from the product stream observed by the observation device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.