Shoe with pivoting sole

Abstract

A shoe comprising a front part and a back part placed on a sole, wherein the sole incorporates a hinge pivotally connecting the front part and the back part for opening and closing the shoe and a locking mechanism for locking the shoe in closed position and whereby the front part and the back part of the hinge are provided with first respectively second locking means with essentially two possible relative positions towards each other, a first position in which the shoe is unlocked and a second position in which the shoe is locked.

1 . A shoe ( 1 ) comprising a front part ( 3 ) and a back part ( 4 ) placed on a sole ( 5 ), wherein the sole incorporates a hinge ( 8 ) pivotally connecting the front part ( 3 ) and the back part ( 4 ) for opening and closing the shoe, a locking mechanism for locking the shoe in closed position, characterized in that, a front part ( 8   a ) of the hinge and a back part ( 8   b ) of the hinge are provided with first respectively second locking means with essentially two possible relative positions towards each other, a first position in which the shoe is unlocked and a second position in which the shoe is locked. 
     
     
         2 . A shoe ( 1 ) according to  claim 1 , wherein the first and the second locking means comprise a cam ( 13 , 16 ), the cam ( 13 ) of the first locking means and the cam ( 16 ) of the second locking means resting against each other in closed position. 
     
     
         3 . A shoe ( 1 ) according to  claim 2 , wherein at least one cam ( 13 , 16 ) is provided with bearing means. 
     
     
         4 . A shoe ( 1 ) according to  claim 3 , wherein the bearing means comprise a wheel ( 23 ). 
     
     
         5 . A shoe ( 1 ) according to  claim 2 , wherein the cam ( 13 , 16 ) is provided with rounded edges. 
     
     
         6 . A shoe ( 1 ) according to  claim 1 , wherein the hinge ( 8 ) is provided with a torsion spring ( 17 ) forcing the shoe in open position. 
     
     
         7 . A shoe ( 1 ) according to  claim 6 , wherein the back part ( 8   b ) of the hinge at the rear is provided with a bridge ( 21 ). 
     
     
         8 . A shoe ( 1 ) according to  claim 1 , wherein the first or second locking means is provided on a slider ( 14 ), which slider is connected to the hinge ( 8 ). 
     
     
         9 . A shoe ( 1 ) according to  claim 8 , wherein a spring ( 18 ) is provided between the slider ( 14 ) and the hinge ( 8 ), forcing the slider ( 14 ) in its position for locking the shoe. 
     
     
         10 . A shoe ( 1 ) according to  claim 8 , wherein the slider ( 14 ) is provided with a handle ( 19 ) outside the hinge for releasing the slider out of the locked position of the shoe. 
     
     
         11 . A shoe ( 1 ) according to  claim 1 , wherein the hinge ( 8 ) is provided with reinforcement ridges ( 24 ). 
     
     
         12 . A shoe ( 1 ) according to  claim 1 , wherein the back part ( 8   b ) of the hinge is provided with a less stiff area ( 25 ) at the heel location. 
     
     
         13 . A shoe ( 1 ) according to  claim 1 , wherein the front part ( 8   a ) of the hinge has a front edge ( 26 ) skewed with respect to the axis ( 8   c ) of the hinge.