Electric heating – Heating devices – Combined with diverse-type art device
Patent
1997-03-20
1998-08-25
Walberg, Teresa J.
Electric heating
Heating devices
Combined with diverse-type art device
521712, 219522, B60L 102, E06B 700, H05B 306
Patent
active
057984999
ABSTRACT:
An electrically heating windshield glass has two glass plates; a polyvinylbutyral sheet interposed between the two glass plates; a pair of bus bars provided at peripheral portions of the glass plates and between them; and a number of tungsten wires connected between a pair of the bus bars. The diameter of the tungsten wires or the space between adjacent tungsten wires is continuously and/or stepwisely changed in response to a change of the distance between the bus bars.
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Miyasaka Seiichi
Shibata Kiyoshi
Asahi Glass Company Ltd.
Paik Sam
Walberg Teresa J.
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