US2010229961A1PendingUtilityA1

Outdoor Wall Hydrant Employing Plastic Tubing

Assignee: WCM IND INCPriority: Mar 11, 2009Filed: Mar 11, 2009Published: Sep 16, 2010
Est. expiryMar 11, 2029(~2.6 yrs left)· nominal 20-yr term from priority
Y10T137/5485E03B 7/10
45
PatentIndex Score
0
Cited by
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Claims

Abstract

A hydrant is provided that employs a pipe interconnected to a faucet assembly. The pipe is constructed of a material that is resistant to detrimental affects of corrosion and pitting. Corrosion and pitting of pipes made of copper, as opposed to the plastic material employed, tends to erode a portion of the outlet pipe circumferentially such that if the pipe is later exposed to expansive effects of ice, the pipe could burst, thereby causing damage to the dwelling.

Claims

exact text as granted — not AI-modified
1 . A hydrant for supplying fluid to an outdoor environment, comprising:
 a faucet assembly having a fluid drain conduit and a handle interconnected to a rod control that terminates at an inlet valve, said handle adapted to selectively move said valve body; and   a pipe made of material that is resistant to pitting associated with said faucet assembly and with said inlet valve, said rod control being positioned within said pipe, wherein when said handle is rotated, fluid is transmitted from the fluid source, through said pipe, and from said faucet assembly.   
     
     
         2 . The hydrant of  claim 1 , wherein said material that is resistant to pitting is at least one of a cross-linked polyethylene, a polyvinyl chloride, and a chlorinated polyvinyl chloride. 
     
     
         3 . The hydrant of  claim 1 , wherein said faucet assembly and outlet pipe are interconnected by way of a coupling. 
     
     
         4 . The hydrant of  claim 1 , wherein said valve fitting and said faucet assembly are interconnected to said pipe via band clamps. 
     
     
         5 . A hydrant, consisting essentially of:
 a hydrant housing having an internal bore that is in fluid communication with a fluid outlet, said bore having a first end and a second end, said first end being in fluidic communication with a fluid source and said second end adapted to receive a bushing;   a pipe made of a material that is resistant to pitting associated with said first end of said bore;   a control rod positioned within said pipe and associated on a first end with a inlet valve and on a second end with said bushing;   a handle interconnected to said control rod that controls the location of said inlet valve;   an inlet valve fitting interconnected to said pipe; and   a check valve associated with said control rod, said check valve being engaged with an inner surface of said pipe.   
     
     
         6 . The hydrant of  claim 5 , wherein said pipe is associated with said housing by way of a coupling that engages the inner surface of said pipe and said internal bore. 
     
     
         7 . The hydrant of  claim 5 , wherein said material that is resistant to pitting is at least one of a plastic, a cross-linked polyethylene, a polyvinyl chloride and a chlorinated polyvinyl chloride. 
     
     
         8 . The hydrant of  claim 5 , wherein said pipe is interconnected to said inlet valve fitting and said faucet assembly via a band clamp. 
     
     
         9 . A plumbing system comprising:
 a series of interconnected copper pipes located within a dwelling;   a faucet assembly having a fluid drain conduit and a handle interconnected to a rod control that terminates at a valve body, said handle adapted to selectively move said valve body; and   a pipe made of plastic associated with said faucet assembly and with a valve fitting that is associated with a fluid source, said rod control being positioned within said pipe, wherein when said handle is rotated, fluid is transmitted from the fluid source, through said pipe and from said faucet assembly.   
     
     
         10 . The hydrant of  claim 9 , wherein said plastic is at least one of a cross-linked polyethylene, a polyvinyl chloride, and a chlorinated polyvinyl chloride. 
     
     
         11 . The hydrant of  claim 9 , wherein said faucet assembly and outlet pipe are interconnected by way of a coupling. 
     
     
         12 . A method of preventing corrosion and erosion of a pipe of a hydrant assembly, comprising:
 providing a hydrant housing having an internal bore that is in fluid communication with a fluid outlet, said bore having a first end and a second end, said first end being in fluidic communication with a fluid source and said second end adapted to receive a bushing;   providing a pipe associated with said first end;   providing a control rod positioned within said pipe and associated on a first end with an inlet valve and on a second end with said bushing;   providing an inlet valve fitting interconnected to said pipe on an end opposite to the interconnection with said housing;   providing a check valve associated with said control rod;   providing a handle interconnected to said control rod that controls the location of said inlet valve;   turning said handle such that fluid it transported through said pipe; and   altering the flow of said fluid such that the inner surface of said pipe is protected from at least one of corrosion and erosion.   
     
     
         13 . The method of  claim 12  wherein said altering of flow is achieved by a sleeve that is associated with the inner surface of said pipe that prevents the fluid from contacting said inner surface of said pipe. 
     
     
         14 . The method of  claim 12  wherein said altering of flow is achieved by a member associated with the inner surface of said pipe that shifts the most turbulent portion of the flow of fluid to a predetermined location.

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