Self-service car wash
First Claim
11. IN A CAR WASH STRUCTURE, A FLUID SUPPLY UNIT, SAID UNIT INCLUDING A DETERGENT SUPPLY TANK, A MIXING TANK, A SOURCE OF WATER, MEANS FOR SELECTIVELY INTRODUCING THE DETERGENT AND WATER IN PREDETERMINED PROPORTIONS INTO THE MIXING TANK, A PORTABLE DISPENSING DEVICE ADAPTED TO BE HELD BY A USER, A FLUID TRANSMITTING CONDUIT EXTENDING FROM THE MIXING TANK TO THE DISPENSING DEVICE, SAID CONDUIT ALSO BEING IN FLOW COMMUNICATION WITH AN UNMIXED WATER SUPPLY, ELECTRICALLY OPERATED VALVE MEANS FOR SELECTIVELY ALLOWING A FLOW OF EITHER THE DETERGENT MIX OR WATER THROUGH THE CONDUIT, PUMP MEANS TO ASSIST THE FLOW OF DETERGENT MIX OR WATER THROUGH SAID CONDUIT, SEPARATE CONTROL MEANS FOR SAID VALVE MEANS SO AS TO ENALBE A SELECTION OF THE FLUID FLOW, AND CONTROL MEANS FOR SAID PUMP MEANS, ALL OF SAID CONTROL MEANS BEING ARRANGED FOR EASY ACCESS BY THE USER.
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Accused Products
19 Citations
11 Claims
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11. IN A CAR WASH STRUCTURE, A FLUID SUPPLY UNIT, SAID UNIT INCLUDING A DETERGENT SUPPLY TANK, A MIXING TANK, A SOURCE OF WATER, MEANS FOR SELECTIVELY INTRODUCING THE DETERGENT AND WATER IN PREDETERMINED PROPORTIONS INTO THE MIXING TANK, A PORTABLE DISPENSING DEVICE ADAPTED TO BE HELD BY A USER, A FLUID TRANSMITTING CONDUIT EXTENDING FROM THE MIXING TANK TO THE DISPENSING DEVICE, SAID CONDUIT ALSO BEING IN FLOW COMMUNICATION WITH AN UNMIXED WATER SUPPLY, ELECTRICALLY OPERATED VALVE MEANS FOR SELECTIVELY ALLOWING A FLOW OF EITHER THE DETERGENT MIX OR WATER THROUGH THE CONDUIT, PUMP MEANS TO ASSIST THE FLOW OF DETERGENT MIX OR WATER THROUGH SAID CONDUIT, SEPARATE CONTROL MEANS FOR SAID VALVE MEANS SO AS TO ENALBE A SELECTION OF THE FLUID FLOW, AND CONTROL MEANS FOR SAID PUMP MEANS, ALL OF SAID CONTROL MEANS BEING ARRANGED FOR EASY ACCESS BY THE USER.
Specification