Jet systems for a water sport apparatus

Abstract

The jet system body has a first inlet conduit having: a first inlet end defining a first inlet opening; a first outlet end defining a first outlet opening; and a first lumen extending from the first inlet opening to the first outlet opening; a second inlet end defining a second inlet opening; a second outlet end defining a second outlet opening; and a second lumen extending from the second inlet opening to the second outlet opening; a manifold in fluid communication with the first outlet opening and the second outlet opening; and an outlet in fluid communication with the manifold and configured to receive an impeller for drawing fluid through the first and second inlet conduits, through the manifold and into the outlet. The first inlet conduit and the second inlet conduit extend from the manifold such that the first inlet end and the second inlet end are spaced apart.

1 . A jet system body for a board, the jet system body comprising:
 a first inlet conduit comprising:
 a first inlet end defining a first inlet opening; 
 a first outlet end defining a first outlet opening; 
 a first lumen extending from the first inlet opening to the first outlet opening; 
   a second inlet conduit comprising:
 a second inlet end defining a second inlet opening; 
 a second outlet end defining a second outlet opening; 
 a second lumen extending from the second inlet opening to the second outlet opening; 
   a manifold in fluid communication with the first outlet opening and the second outlet opening; and   an outlet in fluid communication with the manifold and configured to receive an impeller for drawing fluid through the first and second inlet conduits, through the manifold and into the outlet;   wherein the first inlet conduit and the second inlet conduit extend from the manifold such that the first inlet end and the second inlet end are spaced apart.   
     
     
         2 . The jet system body of  claim 1 , wherein:
 the first inlet conduit is spaced apart from the second inlet conduit along a first length of the first inlet conduit, the first length extending from the first outlet end to the first inlet end; and   a second length extending from the second outlet end to the second inlet end.   
     
     
         3 . The jet system body of  claim 1 , wherein:
 the first inlet conduit comprises a first arcuate portion defining an arcuate portion of the first lumen; and/or   the second inlet conduit comprises a second arcuate portion defining an arcuate portion of the second lumen.   
     
     
         4 . The jet system body of  claim 1 , wherein:
 the first inlet conduit and/or the second inlet conduit comprises a respective first and/or second flow guidance structure.   
     
     
         5 . (canceled) 
     
     
         6 . (canceled) 
     
     
         7 . The jet system body of  claim 1 , wherein the jet system body comprises:
 a first grille disposed at the first inlet end; and/or   a second grille disposed at the second inlet end.   
     
     
         8 . (canceled) 
     
     
         9 . (canceled) 
     
     
         10 . The jet system body of  claim 1 , wherein the first inlet opening and/or the second inlet opening has a cross sectional area that is larger than a cross sectional area of the respective first and/or second outlet opening. 
     
     
         11 . (canceled) 
     
     
         12 . (canceled) 
     
     
         13 . (canceled) 
     
     
         14 . (canceled) 
     
     
         15 . (canceled) 
     
     
         16 . The jet system body of  claim 1 , wherein the manifold comprises a drive conduit comprising:
 a drive conduit inlet end defining a drive conduit inlet opening;   a drive conduit outlet end defining a drive conduit outlet opening; and   a drive conduit lumen extending from the drive conduit inlet opening to the drive conduit outlet opening, the drive conduit lumen being configured to receive a part of a drive shaft.   
     
     
         17 . A jet system comprising:
 the jet system body of  claim 1 ;   a propulsion system, the propulsion system comprising an impeller and a drive system to drive the impeller;   wherein the drive system is configured to drive the impeller to move fluid from at least one of the first inlet end and the second inlet end through the outlet of the jet system body.   
     
     
         18 . (canceled) 
     
     
         19 . (canceled) 
     
     
         20 . (canceled) 
     
     
         21 . The jet system of  claim 17 , wherein the drive system is configured to connect to a drive conduit and the impeller is disposed adjacent to a manifold outlet. 
     
     
         22 . The jet system of  claim 17 , wherein the drive system comprises a motor, the motor being disposed outside of the manifold and between the first and second inlet conduits. 
     
     
         23 . (canceled) 
     
     
         24 . The jet system of  claim 17 , wherein the outlet of the jet system body comprises a nozzle connected to a flange, the flange configured to enable the outlet of the jet system body to be connected to a manifold outlet. 
     
     
         25 . (canceled) 
     
     
         26 . (canceled) 
     
     
         27 . (canceled) 
     
     
         28 . (canceled) 
     
     
         29 . (canceled) 
     
     
         30 . (canceled) 
     
     
         31 . (canceled) 
     
     
         32 . The jet system of  claim 17 , wherein the manifold is contained within a cartridge. 
     
     
         33 . The jet system of  claim 32 , wherein the drive system is contained within the cartridge. 
     
     
         34 . The jet system of  claim 32 , wherein the cartridge comprises a cartridge body that defines first and second cartridge conduit apertures in opposed side walls of the cartridge body. 
     
     
         35 . The jet system of  claim 34 , wherein:
 the first outlet end of the first inlet conduit is configured to fluidly connect to a first manifold inlet through the first cartridge conduit aperture; and   the second outlet end of the second inlet conduit is configured to fluidly connect to a second manifold inlet through the second cartridge conduit aperture.   
     
     
         36 . The jet system of  claim 34 , wherein the manifold is integrally formed with the cartridge body. 
     
     
         37 . A kit for a jet-powered board, the kit comprising:
 a board defining a cavity, a first inlet aperture, and a second inlet aperture; and   the jet system body of  claim 1 ;   wherein the cavity is configured to at least partially receive the jet system body; and   the first and second inlet openings of the jet system body are configured to be in fluid communication with the first and second inlet apertures respectively, when the jet system body is received by the cavity.   
     
     
         38 . The kit of  claim 37 , further comprising a propulsion system, the propulsion system comprising an impeller and a drive system to drive the impeller;
 wherein the drive system is configured to drive the impeller to move fluid from at least one of the first inlet end and the second inlet end through the outlet of the jet system body.   
     
     
         39 . (canceled) 
     
     
         40 . The kit of  claim 37 , wherein the board further comprises:
 a mast mount;   a mast configured to be connected to the mast mount; and   a hydrofoil configured to be connected to the mast.   
     
     
         41 . The kit of  claim 40 , wherein the first inlet end and the second inlet end of the jet system body are configured to be disposed on opposite sides of the mast mount. 
     
     
         42 . (canceled) 
     
     
         43 . (canceled) 
     
     
         44 . (canceled) 
     
     
         45 . (canceled) 
     
     
         46 . (canceled) 
     
     
         47 . (canceled) 
     
     
         48 . (canceled)