Drop-In Chlorinator For Portable Spas

Abstract

An oxidizer generating apparatus comprising a cylindrical housing and an electrode assembly attached at one end of the housing comprising at least three vertically disposed electrodes, the electrodes being spaced apart so as to define a water flow path between them, the electrodes comprising titanium outer electrodes and at least one inner diamond electrode

What is claimed is: 
     
         1 . An oxidizer generating apparatus comprising:
 a housing sized to fit within a central opening of a portable spa filter; and   an electrode assembly attached at one end of the housing comprising a plurality of vertically disposed electrodes, the electrodes being spaced apart so as to define a water flow path between them.   
     
     
         2 . The apparatus of  claim 1  wherein said housing is cylindrical. 
     
     
         3 . The apparatus of  claim 1  wherein said electrodes are configured to interact with fluid flowing through said housing to generate one or more hydroxyl radicals. 
     
     
         4 . The apparatus of  claim 1  wherein said electrodes are configured to interact with fluid flowing through said housing to generate a plurality of hydroxyl radicals. 
     
     
         5 . The apparatus of  claim 2  wherein said housing is 1.3 inches in diameter and six inches in length. 
     
     
         6 . An apparatus comprising:
 a spa or tub having a filter having a central opening therein;   a chlorinator positioned in said central opening comprising a housing and a plurality of electrodes positioned within said housing and configured to enable spa water to pass therethrough while generating one or more hydroxyl radicals to remove impurities from the spa water.   
     
     
         7 . The apparatus of  claim 5  wherein said chlorinator is suspended in said opening by an electrical cable. 
     
     
         8 . The apparatus of  claim 1  wherein said housing is suspended in said opening by an electrical cable. 
     
     
         9 . The apparatus of  claim 6  wherein said chlorinator generates a plurality of hydroxyl radicals. 
     
     
         10 . The apparatus of  claim 5  wherein said housing is a cylindrical housing; and wherein said plurality of electrodes comprise:
 an electrode assembly attached at one end of the housing comprising at least three vertically disposed electrodes, the electrodes being spaced apart so as to define a water flow path between them. 
 
     
     
         11 . The apparatus of  claim 1  wherein said housing is a cylindrical housing; and wherein said plurality of electrodes comprise:
 an electrode assembly attached at one end of the housing comprising at least three vertically disposed electrodes, the electrodes being spaced apart so as to define a water flow path between them. 
 
     
     
         12 . The apparatus of  claim 6  wherein said cylindrical housing is 1.3 inches in diameter and six inches in length. 
     
     
         13 . An oxidizer generating apparatus comprising:
 a cylindrical housing sized to fit within a filter standpipe; and   an electrode assembly attached at one end of the housing comprising a plurality of vertically disposed electrodes, the electrodes being spaced apart so as to define a water flow path between them.   
     
     
         14 . The apparatus of  claim 13  wherein said electrodes are configured to interact with fluid flowing through said housing to generate one or more hydroxyl radicals. 
     
     
         15 . The apparatus of  claim 13  wherein said electrodes are configured to interact with fluid flowing through said housing to generate a plurality of hydroxyl radicals. 
     
     
         16 . The apparatus of  claim 13  wherein said cylindrical housing is 1.3 inches in diameter and six inches in length. 
     
     
         17 . An apparatus comprising:
 a spa filter having a central opening therein;   a housing sized to fit within the central opening of the spa filter; and   an electrode assembly attached at one end of the housing comprising a plurality of vertically disposed electrodes, the electrodes being spaced apart so as to define a water flow path between them.   
     
     
         18 . The oxidizer generating apparatus of  claim 17  where said housing is cylindrical. 
     
     
         19 . The oxidizer generating apparatus of  claim 17  wherein said electrodes are configured to interact with fluid flowing through said housing to generate one or more hydroxyl radicals. 
     
     
         20 . The oxidizer generating apparatus of  claim 18  wherein said cylindrical housing is 1.3 inches in diameter and six inches in length. 
     
     
         21 . The oxidizer generating apparatus of  claim 17  wherein said housing is suspended in said opening by an electrical cable. 
     
     
         22 . The oxidizer generating apparatus of  claim 20  wherein said housing is suspended in said opening by an electrical cable. 
     
     
         23 . The oxidizer generating apparatus of  claim 17  wherein said electrodes are configured to interact with fluid flowing through said housing to generate a plurality of hydroxyl radicals.