XY plotter apparatus
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United States of America Patent
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Feb 24, 1987
Issued Date -
N/A
app pub date -
Jan 2, 1986
filing date -
May 21, 1983
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An XY plotter apparatus includes a magnetic panel, a writing tool for applying a magnetic field, a writing tool drive and an erasing magnetic field generator. The writing tool consists of an electromagnet which is arranged so that specified characters and figures may be displayed at a high speed on a magnetic panel by the writing tool. Data of a figure to be displayed is inputted into the writing tool drive so as to generate signals for position control and a signal for actuating a switch for a coil inside the electromagnet.
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