Chart recorder

Details Chart recorder Chart recorder

1995-08-08

1996-11-05

Fuller, Benjamin R.

Recorders

Combined with non-recording indicator or alarm

346 34, 346 46, G01D 900, G01D 904

Patent

active

055722407

ABSTRACT:
This chart recorder with n or m (n, m=1, 2, 3, . . . ) measuring channels, one for each of n or m measurement signals to be recorded, has a printing device (5) or m continuous-line recording devices (31, 32) which produces/produce n equal colored dot sequences (8), each associated with one of the n measurement signals, or continuous lines (8', 8") each associated with one of the m measurement signals, as measurement curves on a recording medium (4, 4') moving past it/them. Those portions (81; 81', 81") of the dot sequences or continuous lines which are currently being formed lie behind a covering portion (51, 51') formed by the printing device (5) or the continuous-line recording devices (31, 32) and/or by other components of the chart recorder, and are invisible. The chart recorder further includes an electronic display (21, 21') with p lines each consisting of q dots on which the dot-sequence or continuous-line portions (81; 81', 81") currently being formed are displayed as corresponding electronic dot sequences (80, 80', 80") .

REFERENCES:
patent: 3576582 (1971-04-01), Smith, Jr.
patent: 3596284 (1971-07-01), Zaphiropoulos
patent: 3971041 (1978-01-01), Mason
patent: 4067017 (1978-01-01), Dertouzos et al.
patent: 4222057 (1980-09-01), Cuvelier
patent: 4249186 (1981-02-01), Edwards
patent: 4382262 (1983-05-01), Savit
patent: 4405931 (1983-09-01), Fujisawa
patent: 4423412 (1983-12-01), Flanagan
patent: 4433388 (1984-02-01), Nakagawa et al.
patent: 4583100 (1986-04-01), Tazaki
patent: 4654672 (1987-03-01), Kimura et al.
patent: 4774524 (1988-09-01), Warbus et al.
patent: 5270732 (1993-12-01), Kalteis et al.

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