Washing liquid heating
First Claim
Patent Images
1. A system for delivering heated washing fluid, comprising:
- a fluid reservoir configured to hold a supply of washing fluid,a spray nozzle configured to spray washing fluid,a supply line between the fluid reservoir and the spray nozzle, anda heating device positioned between sections of the supply line, the heating device including;
a thermally insulating body;
a slow plug including a stem configured to be heated in response to an applied electric current, the stem being positioned within the thermally insulating body; and
a path defined along a surface of the stem to permit passage of the washing fluid along the surface of the stem;
wherein the washing fluid is heated by direct contact with the surface of the stem.
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Abstract
A device for heating washing liquid to be sprayed onto a vehicle windshield includes a thermally insulating body and a heating element configured to be heated in response to an applied electric current. The heating element is positioned within the thermally insulating body. A path is defined along a surface of the heating element to permit passage of the washing liquid along the surface of the heating element so that the washing liquid is heated by contact with the surface of the heating element.
60 Citations
5 Claims
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1. A system for delivering heated washing fluid, comprising:
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a fluid reservoir configured to hold a supply of washing fluid, a spray nozzle configured to spray washing fluid, a supply line between the fluid reservoir and the spray nozzle, and a heating device positioned between sections of the supply line, the heating device including; a thermally insulating body; a slow plug including a stem configured to be heated in response to an applied electric current, the stem being positioned within the thermally insulating body; and a path defined along a surface of the stem to permit passage of the washing fluid along the surface of the stem; wherein the washing fluid is heated by direct contact with the surface of the stem. - View Dependent Claims (2, 3, 4, 5)
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Specification