Flexible heating element for heating seats, in particular motor vehicle seats, couches, berths or the like
First Claim
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1. A flexible electrical heating element comprising:
- a planar carrier sheet, said carrier sheet being formed of an air permeable material;
an electrical heater, said heater being in the form of a conductive wire which defines a seam on said carrier sheet;
a perforated foam member, said foam member having a first side facing a first side of said carrier sheet; and
means mechanically interconnecting said carrier sheet and foam member, said interconnecting means including closing seams.
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Abstract
A flexible electrical heating element includes a resistance heater which defines a seam, particularly a zig-zag seam, supported on an air-permeable, flexible, flat plane-like carrier. The carrier, is fastened by means of closing-seams to a perforated plastic foam web. The heating element is suitable for use in heating seats or couches in motor vehicles and the like.
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Citations
10 Claims
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1. A flexible electrical heating element comprising:
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a planar carrier sheet, said carrier sheet being formed of an air permeable material; an electrical heater, said heater being in the form of a conductive wire which defines a seam on said carrier sheet; a perforated foam member, said foam member having a first side facing a first side of said carrier sheet; and means mechanically interconnecting said carrier sheet and foam member, said interconnecting means including closing seams. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification