Electrical resistors – Resistance value responsive to a condition – Current and/or voltage
Patent
1989-06-15
1990-11-27
Albritton, C. L.
Electrical resistors
Resistance value responsive to a condition
Current and/or voltage
29612, 29619, 338324, H01C 700
Patent
active
049739344
ABSTRACT:
A PTC thermistor device including a PTC thermistor element of a circular configuration, and a casing made of a plastic material. The casing has a substantially parallelepipedic body portion and a projecting portion having a pair of parallel side surfaces and a planar top surface. A terminal fitting is provided in contact with the PTC element and has plug portions projecting from the casing at the opposite sides of the projecting portion. The plugs has projecting lengths which are not higher than the height of the projecting portion of the casing.
REFERENCES:
patent: H498 (1988-07-01), Keller
patent: 3568013 (1971-03-01), Blaha
patent: 3750082 (1973-07-01), Petersen
patent: 4241370 (1980-12-01), De Filippis et al.
patent: 4325051 (1982-04-01), Rodriguez
patent: 4431983 (1984-02-01), Rodriguez
patent: 4635026 (1987-01-01), Takeuchi
Saito Kazuo
Takeuchi Michikazu
Albritton C. L.
TDK Corporation
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