Position control of fabricating materials
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United States of America Patent
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-
Jan 1, 1985
Grant Date -
N/A
app pub date -
Feb 12, 1982
filing date -
Feb 12, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Linear motors are employed to position fabricating materials in work stations. The fabricating material forms the movable element of the linear motor and the positioning of the fabricating material is precisely controlled by a closed loop positioning control system which drives the stator windings of the linear motor. Two embodiments are disclosed; one for sheet metal and the other for tubular metal.
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