Shoe having a protective wrap

Abstract

A shoe includes a protective wrap disposed inside an upper and includes a sole portion disposed removably on a sole unit, and two side portions extending upwardly and respectively from two sides of the sole portion and connected to a fastening unit. When the fastening unit is tightened, the fastening unit pulls the side portions, and the side portions lift the sole portion so that the protective wrap is wrapped tightly around the foot of the wearer.

1 . A shoe comprising: 
 an upper including a bottom end;    a sole unit fixed to said bottom end of said upper;    a protective wrap disposed inside said upper and including a sole portion disposed on said sole unit, and a side portion extending upwardly from a lateral side of said sole portion, said sole portion being at least partially and laterally removable from said sole unit; and    a fastening unit connected to said side portion, wherein, when said fastening unit is tightened, said fastening unit pulls said side portion and said side portion lifts at least a lateral part of said sole portion so that said protective wrap is wrapped tightly around the foot of a wearer.    
   
   
       2 . The shoe as claimed in  claim 1 , wherein said sole portion is removable entirely from said sole unit.  
   
   
       3 . The shoe as claimed in  claim 1 , wherein said upper further includes a tongue opening and a tongue disposed within said tongue opening, said fastening unit being operable to tie said tongue opening and said tongue.  
   
   
       4 . The shoe as claimed in  claim 3 , wherein said protective wrap further includes at least one first strap which connects one of said side portions to said fastening unit.  
   
   
       5 . The shoe as claimed in  claim 4 , wherein said first strap extends out of said upper and forms a loop member at the outside of said upper.  
   
   
       6 . The shoe as claimed in  claim 5 , wherein said fastening unit includes a shoe lace which extends through said loop member.  
   
   
       7 . The shoe as claimed in  claim 1 , further comprising a sole pad disposed removably on said sole portion.  
   
   
       8 . The shoe as claimed in  claim 1 , wherein said side portions include a material different from that of said sole portion.  
   
   
       9 . The shoe as claimed in  claim 1 , wherein said sole portion has a plurality of ventilation holes.  
   
   
       10 . The shoe as claimed in  claim 1 , wherein said sole portion is comprised of at least a middle portion which corresponds in position to a plantar arch of a wearer's foot.  
   
   
       11 . The shoe as claimed in  claim 1 , wherein said sole unit includes an outsole and an insole.  
   
   
       12 . The shoe as claimed in  claim 1 , wherein said protective wrap further includes a fixing member which connects said protective wrap to said sole unit and which still allows either side of said sole portion of said protective wrap to be lifted up when said fastening unit is tightened.  
   
   
       13 . The shoe as claimed in  claim 3 , wherein said protective wrap further includes a plurality of first straps which interconnect said side portions to said fastening unit, said first straps extending out of said upper.  
   
   
       14 . The shoe as claimed in  claim 13 , wherein each of said first straps is a one-piece long strap which is attached to said sole portion and both of said side portions and projects from both of said side portions.  
   
   
       15 . The shoe as claimed in  claim 14 , wherein said protective wrap further includes a plurality of passages each extending from one of said side portions to the other one of said side portions passing through said sole portion, said long strap extending slidably through a corresponding one of said passages.  
   
   
       16 . The shoe as claimed in  claim 3 , wherein each of said side portions includes a plurality of second straps attached to said sole portion and projecting outward from two sides of said sole portion, said second straps of at least one of said side portions extending out of said upper and being connected to said fastening unit.  
   
   
       17 . The shoe as claimed in  claim 1 , further comprising a first strap connected to one of said side portions, said first strap extending out of said upper and forming a loop member at the outside of the upper, said fastening unit being connected to said loop member.  
   
   
       18 . The shoe as claimed in  claim 5 , wherein said fastening unit includes a fastening strip which is provided with hook-and-loop fasteners, said fastening strip passing through said loop member.  
   
   
       19 . The shoe as claimed in  claim 1 , wherein said sole portion is a shoe insert.