Collapsible kettlebell system

Abstract

The present invention provides, in at least one embodiment, a collapsible kettlebell system featuring a collapsible bladder like structure that can be filled by a liquid such as water, metal shavings or shot, sand and other appropriate substances. A handle is provided as a point of grip by the user. The handle includes an internal support structure that keeps the collapsible bladder in place. The internal support may also include a cavity for an optional/additional weight.

1 . A collapsible kettlebell system comprising:
 a collapsible bladder, wherein the collapsible bladder comprises an opening for receiving or removing a weighted substance;   a handle;   an internal support member affixed to the handle; and   a base plate, wherein the base plate can be detachably coupled to the internal support member.   
     
     
         2 . The collapsible kettlebell system of  claim 1 , wherein the internal support member comprises an internal cavity for receiving an optional weight. 
     
     
         3 . The collapsible kettlebell system of  claim 2 , wherein the collapsible kettlebell system is weighted by the weighted substance and the optional weight. 
     
     
         4 . The collapsible kettlebell system of  claim 1 , wherein the base plate attaches to the internal support member using screw threads. 
     
     
         5 . The collapsible kettlebell system of  claim 1 , wherein the opening is adapted to receive a plug. 
     
     
         6 . The collapsible kettlebell system of  claim 1 , wherein the opening comprises a plug receptor. 
     
     
         7 . The collapsible kettlebell system of  claim 6 , wherein plug receptor comprises an O-ring. 
     
     
         8 . The collapsible kettlebell system of  claim 1 , wherein the opening is adapted to receive a liquid or solid. 
     
     
         9 . The collapsible kettlebell system of  claim 8 , wherein the liquid comprises water. 
     
     
         10 . The collapsible kettlebell system of  claim 1 , wherein the handle is removable for quick removal of the weighted substance. 
     
     
         11 . A device comprising:
 a handle; and   a collapsible housing attached to the handle, the collapsible housing configured to receive a weighted liquid or solid, the handle and collapsible housing forming a kettlebell.   
     
     
         12 . The device of  claim 11 , further comprising an internal support member comprising an internal cavity for receiving an optional weight. 
     
     
         13 . The device of  claim 12 , wherein the device is weighted by the weighted liquid or solid and the optional weight. 
     
     
         14 . The device of  claim 12 , further comprising a base plate attaching to the internal support member using screw threads. 
     
     
         15 . The device of  claim 11 , further comprising an opening in the collapsible housing configured to receive the weighted liquid or solid. 
     
     
         16 . The device of  claim 15 , wherein the opening comprises a plug receptor. 
     
     
         17 . The device of  claim 16 , wherein plug receptor comprises an O-ring. 
     
     
         18 . The device of  claim 15 , wherein the opening is adapted to receive a plug. 
     
     
         19 . The device of  claim 11 , wherein the liquid comprises water. 
     
     
         20 . The device of  claim 11 , wherein the handle is removable for quick removal of the weighted liquid or solid.