The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 05, 2017
Filed:
Apr. 06, 2016
William Duke Everhart, Wilmington, NC (US);
William Duke Everhart, Wilmington, NC (US);
Other;
Abstract
A leak detection system for detecting leaks in a fluid plumbing system having a fluid supply line maintained within a predetermined elevated pressure range, at least one normally open supply valve having an actuator integral therewith for closing the valve in response to a supply of electrical power, a normally open circuit having at least one relay to connect the actuator with a source of electrical power, at least one programmable timer positioned opposite the at least one relay, wherein the timer contains a program formulated to initiate an electrical signal to close the relay and complete the circuit to supply electrical power to the actuator to close the supply valve, and at least one normally open pressure switch connected to the circuit and arranged to close when system pressure drops below a set point to complete the circuit and supply electrical power to close the supply valve.