Electric heating – Heating devices – With heating unit structure
Patent
1992-12-21
1994-08-16
Reynolds, Bruce A.
Electric heating
Heating devices
With heating unit structure
219539, 219216, 338309, H05B 316
Patent
active
053389190
ABSTRACT:
A heater for a sheet material comprises an insulating substrate, and a plurality of heating resistor strips formed on the substrate to extend in parallel to each other between first and second common electrodes. At least one of the resistor strips is electrically connected to both of the first and second common electrodes while at least another of the resistor strips is electrically separated from the first common electrode.
REFERENCES:
patent: 2629166 (1953-02-01), Marsten et al.
patent: 3621441 (1971-11-01), Hudnall et al.
patent: 4912306 (1990-03-01), Grise et al.
patent: 5068517 (1991-11-01), Tsuyuki et al.
Ooyama Shingo
Ota Shigeo
Tagashira Fumiaki
Yukawa Shinya
Eilberg William H.
Mills Gregory
Reynolds Bruce A.
Rohm & Co., Ltd.
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