Heater device used for floor material etc. and floor material wi

Details Heater device used for floor material etc. and floor material wi Heater device used for floor material etc. and floor material wi

1989-07-07

1991-04-02

Envall, Jr., Roy N.

Electric heating

Heating devices

With heater-unit housing, casing, or support means

338212, H05B 336

Patent

active

050048953

ABSTRACT:
The present invention relates to a heater device used for a floow material with a heater contained therein and the like within a room and a floor material with a heater contained therein, said heater device comprising an insulating sheet, a plurality of belt-shaped electrodes stood in a row side by side at intervals on an upper surface of said insulating sheet, a plastic radiant body layer formed on an upper surface of the insulating sheet and said belt-shaped electrodes and an insulating layer formed on an upper surface of said radiant body layer, and said floor material with a heater contained therein comprising a bed plate, a first resin layer formed on said bed plate, a pair of belt-shaped electrodes provided at an interval on said first resin layer, a radiant body layer formed on an upper surface of said first resin layer and the belt-shaped electrodes, a second resin layer formed on an upper surface of said radiant body layer and a dressed sheet provided on an upper surface of said second resin layer.
The floor material and the like using such the heater device can be uniformly heated all over the surface thereof and the breakage of the heater portion is not produced even though it is cut.

REFERENCES:
patent: 3417229 (1968-12-01), Shomphe
patent: 4158078 (1979-06-01), Egger
patent: 4656339 (1987-04-01), Grise

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