Patent · US Expired

Dual light source locating and tracking system

US4734572A · kind A · utility

10Cited by
4References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 14, 1986
Grant dateMar 29, 1988
Priority date
Expiry dateFeb 14, 2006

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23Q35/128
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Dual light beams directed onto adjacent surface elements defining a seam therebetween produce reflected light images which contact an electro-optic linear array sensor which in turn generates light spot position information for determining seam location via triangulation calculations.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.