Alternator failure warning indicator

Details Alternator failure warning indicator Alternator failure warning indicator

1979-01-08

1980-12-30

Caldwell, Sr., John W.

Communications: electrical

Condition responsive indicating system

Specific condition

320 48, 340645, 340650, 340653, 340658, 340 27R, G08B 2100

Patent

active

042426740

ABSTRACT:
A transistorized detector sensitive to the ripple component of the DC output of an alternator gives a visual or audible warning signal when the ripple component exceeds a predetermined level providing early indication of failure of either a winding or rectifier diode.

REFERENCES:
patent: Re26651 (1969-08-01), Blackburn
patent: 3168693 (1965-02-01), Eckenfelder
patent: 3210603 (1965-10-01), Calfee et al.
patent: 3401308 (1968-09-01), Darke
patent: 3479575 (1969-11-01), Wright et al.
patent: 3492559 (1970-01-01), Harris
patent: 4027204 (1977-05-01), Norbeck

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