Photometric sorters
US4122952A · kind A · utility
11Cited by
3References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 19, 1976 |
| Grant date | Oct 31, 1978 |
| Priority date | — |
| Expiry date | Oct 19, 1996 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB07C5/361
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
In the photometric sorting of objects each object is examined in each of a predetermined number of zones for the presence or absence of one or more predetermined surface characteristics. The invention provides that a characteristic determined in one zone be attributed to at least one other zone into which the object extends.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.