Electrical resistors – Resistance value responsive to a condition – Current and/or voltage
Patent
1991-11-20
1993-12-07
Lateef, Marvin M.
Electrical resistors
Resistance value responsive to a condition
Current and/or voltage
338 50, 338 51, 338220, H01C 710
Patent
active
052686655
ABSTRACT:
A resistor device for blower motor comprising one plate of PTC element having two side surfaces and a plurality of electrodes disposed on at least one of the two side surfaces. A plurality of different resistance values can be obtained from the one plate of PTC element, which makes it possible to realize a small and compact structure for the resistor device.
REFERENCES:
patent: 3691503 (1972-09-01), Battle et al.
patent: 4408244 (1983-10-01), Weible
patent: 4935717 (1990-06-01), Osawa et al.
Conlin David G.
Lateef Marvin M.
O'Connell Robert F.
Pacific Engineering Co., Ltd.
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