Wiper blade with embedded heating element

Details Wiper blade with embedded heating element Wiper blade with embedded heating element

B - Operations, Transporting

60

S

15/31

B60S 1/38 (2006.01)

Patent

CA 1039461

ABSTRACT OF THE DISCLOSURE A heated windshield wiper assembly having a heat resistant flexible blade element provided with an electrical heating arrangement disposed in a cavity of the blade element. The heating arrangement includes a resistance element encased in the blade element for heating water fed into the cavity and out holes in the blade element onto an associate windshield. The resistance element is advantageously a wire arranged in a folded non-conductive tubular member encased in the blade element. A non-conductive coil encircling the tubular member for holding same in a folded condition so that the tubular member will uniformly distribute heat transferred to the tubular member from the resistance wire.

240669

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