Radiant energy – Photocells; circuits and apparatus – Photocell controls its own optical systems
Patent
1986-02-14
1988-03-29
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Photocell controls its own optical systems
318577, G05B 100
Patent
active
047345721
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.
REFERENCES:
patent: 4413910 (1983-11-01), Cornu et al.
patent: 4417127 (1983-11-01), Nachev et al.
patent: 4567347 (1986-11-01), Ito et al.
patent: 4629878 (1986-12-01), Blanc et al.
Lynch M. P.
Nelms David C.
Ruoff Jessica L.
Unimation Inc.
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