Flexible heating element
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United States of America Patent
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Mar 27, 2007
Grant Date -
Sep 9, 2004
app pub date -
Jan 22, 2004
filing date -
Feb 5, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A flexible heating element for a vehicle seat or the like includes at least one flexible heating resistor element and at least two flexible supply electrodes arranged at a distance from each other and at least partly embedding the heating resistor element between them to form a layered structure. The flexible heating resistor is formed of a material having a positive temperature coefficient (PTC) effect. The layered structure includes a plurality of recesses formed therein defining a plurality of webs, the webs and recesses resulting in a net-like structure.
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