Footwear attachment interface and devices therefor

Abstract

A footwear attachment interface including an insert inserted into a hole in a sole of footwear, and an electrical connector disposed in the insert. There is also described a foot paddle assembly including a forefoot racket and at least one of a medial racket and a lateral racket, each of the rackets including a ball rebound surface, wherein the medial and/or lateral racket includes mounting elements that medially protrude therefrom.

1 . A footwear attachment interface comprising: 
 an insert inserted into a hole in a sole of footwear; and    an electrical connector disposed in said insert.    
     
     
         2 . The footwear attachment interface according to  claim 1 , further comprising a power source in electrical communication with said electrical connector.  
     
     
         3 . The footwear attachment interface according to  claim 1 , wherein said insert comprises a tubular, hollow bushing with an enlarged washer head that sits against an outer surface of said sole.  
     
     
         4 . The footwear attachment interface according to  claim 1 , wherein said insert comprises a threaded portion.  
     
     
         5 . The footwear attachment interface according to  claim 1 , wherein said insert comprises an internally threaded portion.  
     
     
         6 . The footwear attachment interface according to  claim 1 , wherein said insert comprises an externally threaded portion.  
     
     
         7 . A footwear comprising: 
 a sole and an insert inserted into a hole in said sole; and    an electrical connector disposed in said insert.    
     
     
         8 . The footwear according to  claim 7 , further comprising a power source in electrical communication with said electrical connector.  
     
     
         9 . The footwear according to  claim 7 , wherein said insert comprises a tubular, hollow bushing with an enlarged washer head that sits against an outer surface of said sole.  
     
     
         10 . The footwear according to  claim 7 , further comprising an electrical attachment device electrically connected to said electrical connector disposed in said insert.  
     
     
         11 . The footwear according to  claim 10 , further comprising a flexible extension in electrical communication with said electrical attachment device and said electrical connector disposed in said insert.  
     
     
         12 . The footwear according to  claim 10 , wherein said electrical attachment device comprises a flashlight.  
     
     
         13 . The footwear according to  claim 10 , wherein said electrical attachment device comprises a sensing device for measuring at least one of distance, speed, acceleration, weight, stress, strain, perspiration, and heartbeat.  
     
     
         14 . The footwear according to  claim 10 , wherein said electrical attachment device comprises a cleaning device.  
     
     
         15 . A foot paddle assembly comprising: 
 a forefoot racket and at least one of a medial racket and a lateral racket, each of said rackets comprising a ball rebound surface, wherein said at least one of said medial and lateral rackets comprises mounting elements that medially protrude therefrom.    
     
     
         16 . The foot paddle assembly according to  claim 15 , wherein said forefoot racket is hinged to said at least one of said medial and lateral rackets by a hinged connection.  
     
     
         17 . The foot paddle assembly according to  claim 16 , wherein said hinged connection is spring-loaded.  
     
     
         18 . The foot paddle assembly according to  claim 16 , wherein said hinged connection comprises a detachable connection that permits detaching one of said rackets from another of said rackets.  
     
     
         19 . The foot paddle assembly according to  claim 15 , wherein said hinged connection permits folding said foot paddle assembly into a generally, flat configuration.  
     
     
         20 . The foot paddle assembly according to  claim 15 , further comprising support elements that extend from one of said rackets to another of said rackets.  
     
     
         21 . The foot paddle assembly according to  claim 15 , wherein said support elements are pivotally attached to one of said rackets.  
     
     
         22 . The foot paddle assembly according to  claim 15 , further comprising a footwear and a footwear attachment interface, said footwear attachment interface comprising an insert inserted into a hole in a sole of footwear, and wherein said mounting elements are inserted in said footwear attachment interface.  
     
     
         23 . The foot paddle assembly according to  claim 22 , further comprising a shock absorber positioned between said footwear and at least one of said rackets.  
     
     
         24 . The foot paddle assembly according to  claim 15 , further comprising a carrying package in which said foot paddle assembly is insertable.