Communications: electrical – Condition responsive indicating system – Specific condition
Patent
1978-07-03
1980-03-04
Caldwell, Sr., John W.
Communications: electrical
Condition responsive indicating system
Specific condition
307116, 340502, 340517, G08B 2300
Patent
active
041919548
ABSTRACT:
An improvement in fault detection and stop motion systems in which an electronic circuit is capable of sensing and displaying any one of a number of malfunctions on each of a plurality of parallel operating members on a machine and interrupting operation thereof upon detection of any such malfunction.
REFERENCES:
patent: 3184725 (1965-05-01), Siegel et al.
patent: 3286246 (1966-11-01), Vosper
patent: 3500394 (1970-03-01), Egesdal
patent: 3550121 (1970-12-01), Porter, Jr.
patent: 3636375 (1972-01-01), Armstrong
patent: 3656139 (1972-04-01), Wintriss
patent: 3729734 (1973-04-01), Kipling
patent: 3991413 (1976-11-01), Berger
Faris Charles G.
Manley Edward H.
Caldwell Sr. John W.
Nowicki Joseph E.
Swiss Aluminium Ltd.
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