Method and apparatus for performing work in a three dimensional

Details Method and apparatus for performing work in a three dimensional Method and apparatus for performing work in a three dimensional

1985-04-15

1987-01-27

Shoop, Jr., William M.

Electricity: motive power systems

Positional servo systems

Pulse-width modulated power input to motor

318568, 318570, 318571, G05B 1128

Patent

active

046396535

ABSTRACT:
Method and apparatus for moving a workpiece and/or a tool to various locations in a three-dimensional space to perform operations on the workpiece wherein a micro-computer numeric control system is used to provide a multi-axis motion control system using DC electric servo motors, each of which responds to its own control system to operate mechanisms which cooperate to perform the desired operations on the workpiece.

REFERENCES:
patent: 3842330 (1974-10-01), Kollel
patent: 4031669 (1977-06-01), Koide et al.
patent: 4404507 (1983-09-01), Dean et al.
patent: 4477754 (1984-10-01), Roch et al.
EIA Standard RS-274-C--Excerpts from National Codes "Interchangeable Perforated Tape Variable Block Format for Positioning, Contouring, and Contouring/Positioning Numerically Controlled Machines" pp. 271-278.

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