Method and apparatus for scanning lumber and other objects
US6618155B2 · kind B2 · utility
18Cited by
19References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 17, 2001 |
| Grant date | Sep 9, 2003 |
| Priority date | — |
| Expiry date | Nov 15, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01B11/25
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Disclosed herein are TV Camera based and other electro-optical sensors and systems, providing affordable methods and apparatus for high speed determination of dimensions and other features of objects. Particular embodiments capable of fast and reliable acquisition of features of moving objects such as boards and wood products are disclosed. Preferred embodiments utilize laser triangulation range detection with at least two cameras viewing the same laser spot or line projected on the object.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.