Windshield deicing apparatus
First Claim
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1. Apparatus for deicing a windshield of a vehicle having a washer including a nozzle for spraying the wash fluid upon the windshield comprising:
- a source of wash fluid;
a first fluid line connecting said source of wash fluid to said nozzle;
a pump for supplying wash fluid through said first line to said nozzle for spraying said wash fluid upon said windshield;
a pressurized container of deicer fluid;
a second fluid line connected on one end thereof to said first fluid line through a Tee connection and on an end opposite said end to said container of deicer fluid thus directly connecting said container of deicer to said first line between said source of wash fluid and said nozzle;
a solenoid operated valve in said second line normally closing said second line to fluid flow as a result of pressure in said container; and
a switch in said vehicle for actuating said solenoid valve opening said second line to fluid flow as a result of pressure in said container;
whereby flow from the pressurized container mixes with flow from the pump at said Tee connection for delivery to the windshield.
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Abstract
Apparatus for deicing the windshield of a vehicle having a windshield washer has a pump for supplying wash fluid to the washer and a pressurized container releasing methanol responsive to a solenoid operated valve for mixing with the wash fluid supplied by the pump to the windshield as a result of pressure in the container.
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Citations
2 Claims
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1. Apparatus for deicing a windshield of a vehicle having a washer including a nozzle for spraying the wash fluid upon the windshield comprising:
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a source of wash fluid; a first fluid line connecting said source of wash fluid to said nozzle; a pump for supplying wash fluid through said first line to said nozzle for spraying said wash fluid upon said windshield; a pressurized container of deicer fluid; a second fluid line connected on one end thereof to said first fluid line through a Tee connection and on an end opposite said end to said container of deicer fluid thus directly connecting said container of deicer to said first line between said source of wash fluid and said nozzle; a solenoid operated valve in said second line normally closing said second line to fluid flow as a result of pressure in said container; and a switch in said vehicle for actuating said solenoid valve opening said second line to fluid flow as a result of pressure in said container; whereby flow from the pressurized container mixes with flow from the pump at said Tee connection for delivery to the windshield. - View Dependent Claims (2)
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Specification