Title:
【発明の名称】円形走査式光学パターン・トレーサ
Document Type and Number:
Japanese Patent JPH0719274
Kind Code:
B2
Abstract:
In a circular scanning pattern tracing system, a dual scanning pattern is provided to detect pattern changes in advance of the system steering axis. Pattern detection pulses from both the scanning patterns are adjustable in length and the overlap of the pulses is used to determine whether the system should slow down.
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Inventors:
En Bali
Application Number:
JP5578985A
Publication Date:
March 06, 1995
Filing Date:
March 22, 1985
Export Citation:
Assignee:
Westinghouse Canada Inc.
International Classes:
B23Q35/128; G06K11/04; G06V30/144; (IPC1-7): G06K9/30; B23Q35/128
Other References:
【文献】米国特許3704372(US,A)
Attorney, Agent or Firm:
Mitsuteru Soga (3 outside)
Next Patent: WIRE VIBRATION INSULATOR