Electric heating – Heating devices – Combined with diverse-type art device
Patent
1989-06-29
1990-08-28
Walberg, Teresa J.
Electric heating
Heating devices
Combined with diverse-type art device
219528, H05B 336
Patent
active
049527762
ABSTRACT:
A seat heating device for automotive vehicles including a sheet containing a network of electrically conducting lead wires and connected to the lining cap covering the sheet, wherein said electric network is divided into heating boxes while leaving between two adjacent boxes an intermediate zone extending throughout the width of the sheet and devoid of conductor lead wires, any two adjacent boxes being electrically connected by lead wires extending out of the sheet and forming separate loops, the sheet being adapted to be sewn to the lining cap along a seam within the intermediate zone and said loops being high enough to be outside of the sewing zone when they are spread out in the plane of the sheet.
REFERENCES:
patent: 2441005 (1948-05-01), Bradford
patent: 3013141 (1961-12-01), Ellis
patent: 3017493 (1962-01-01), Cooke
patent: 4590359 (1986-05-01), Moebius
patent: 4695091 (1987-09-01), Altmann et al.
Automobiles Citroen
Automobiles Peugeot
Walberg Teresa J.
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