Optical position detector
US4088890A · kind A · utility
19Cited by
4References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 28, 1976 |
| Grant date | May 9, 1978 |
| Priority date | — |
| Expiry date | Sep 28, 1996 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K26/04
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An optical position detector is provided for optically locating a seam between two abutting parts having reflective surfaces and features means for producing a continuous laser beam having a predetermined focus spot for scanning the workpiece and a photodetector. The photodetector is positioned to receive radiation reflected from the workpiece upon relative movement of the workpiece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.