Seat heater and method of its fabrication
Abstract:
A seat heater includes a substrate. A formed heating wire is disposed on the substrate. A sewing thread attaches the formed heating wire to the substrate. A method of fabricating the seat heater includes forming a straight heating wire into a formed heating wire having miniature wave shape, feeding the formed heating wire onto a substrate, and attaching the formed heating wire onto the substrate by sewing a thread.
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