Optical pattern tracer

Details Optical pattern tracer Optical pattern tracer

1978-04-17

1980-04-08

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Photocell controls its own optical systems

318577, G05B 100

Patent

active

041974530

ABSTRACT:
A pattern tracer having provision for recognizing special markings on the pattern termed "command marks" and for recognizing at least two different kinds of commands to enable special control of the machine tool controlled by the pattern tracer.

REFERENCES:
patent: 3995154 (1976-11-01), Schlick et al.
patent: 4117324 (1978-09-01), Francke
patent: 4128481 (1978-12-01), Schreyer

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