Method and apparatus for indicating information on a chart recorder
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United States of America Patent
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-
Apr 16, 2002
Grant Date -
N/A
app pub date -
Aug 18, 1999
filing date -
Oct 13, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A chart recorder apparatus wherein information is indicated by using light emitting devices which are disposed to access the rear surface of a chart on which measured signals of a chart recorder are recorded on a front surface thereof. Various types of information are projected and indicated without otherwise compromising features of a chart recorder and thereby enhancing functionality of a compact chart recorder having a small display area.
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