Shoe comprising an element for variably adjusting shoe width

Abstract

The invention relates to a shoe comprising an element for variably adjusting shoe width, wherein the shoe comprises a shoe shaft ( 3 ) having at least one medial and/or at least one lateral opening ( 4 ) and a shoe sole ( 2 ), wherein the element comprises the following for each of the openings ( 4 ): at least one support cap ( 5 ), a flexible element ( 92 ) which can be adjusted with the support cap ( 5 ) and which is provided on the part of the support cap ( 5 ) which faces the foot and can be fixed to the edge of the opening ( 4 ) in the shoe shaft in order to close the opening ( 4 ), wherein the flexibility of the element ( 92 ) is greater than that of the shoe shaft ( 3 ), an anchoring element ( 8 ) which can be rigidly integrated into the shoe sole ( 3 ) and comprises at least one borehole channel ( 82 ) extending in the direction of the support cap ( 5 ), and at least one adjusting means ( 7 ); which connects the support cap ( 5 ) to the anchoring element ( 8 ) and is guided adjustably along the borehole channel ( 82 ), wherein the support cap ( 5 ) can be adjusted, by means of the adjusting element ( 7 ), in relation to the anchoring element ( 8 ) transversely to the shoe sole ( 2 ).

1 . Shoe with an element for variable shoe width adjustment, wherein the shoe has a shoe shaft ( 3 ) having at least one medial and/or at least one lateral opening ( 4 ) and a shoe sole ( 2 ), wherein the element comprises the following for each of the openings ( 4 ):
 at least one support cap ( 5 ),   a flexible element ( 92 ) which can be adjusted with the support cap ( 5 ) and which is provided on the part of the support cap ( 5 ) which faces the foot and can be fixed to the edge of the opening ( 4 ) in the shoe shaft in order to close the opening ( 4 ), wherein the element ( 92 ) has a higher flexibility than the shoe shaft ( 3 ),   an anchoring element ( 8 ) which can be firmly integrated in the shoe sole ( 3 ) has at least one borehole channel ( 82 ) extending in the direction of the support cap ( 5 ), and   at least one adjusting means ( 7 ) which connects the support cap ( 5 ) to the anchoring element ( 8 ) and is guided adjustably along the borehole channel ( 82 ),   wherein the support cap ( 5 ) can be adjusted, by means of the adjusting element ( 7 ), in relation to the anchoring element ( 8 ) transversely to the shoe sole ( 2 ).   
     
     
         2 . Shoe according to  claim 1 , wherein the support cap ( 5 ) is embodied as a spherical segment. 
     
     
         3 . Shoe according to  claim 1 , wherein the support cap ( 5 ) is embodied as a frame. 
     
     
         4 . Shoe according to  claim 1 , wherein the flexible element is embodied as a padding element ( 92 ) and connected to a sealing element ( 93 ) at its side facing away from the shoe, so as to form a padding and sealing element ( 92 ,  93 ). 
     
     
         5 . Shoe according to  claim 4 , where the sealing element ( 93 ) consists of a rubber- or silicone-like coating ( 93 ) connected to the support cap ( 5 ), and where the padding element ( 92 ) consists of neoprene material ( 92 ) which is connected to the rubber- or silicone-like coating ( 93 ) and which is linked at the opening, the rubber- or silicone-like coating ( 93 ) being preferably embodied as a soft rubber cap ( 93 ). 
     
     
         6 . Shoe according to  claim 1 , wherein the flexible element ( 92 ) has a thickness corresponding approximately to the thickness of the shoe shaft ( 3 ). 
     
     
         7 . Shoe according to  claim 5 , wherein in the position of the opening ( 4 ), a lining ( 91 ) of the shoe is recessed and therefore the linked neoprene material ( 92 ) of the flexible padding and sealing element ( 92 ,  93 ) is inserted. 
     
     
         8 . Shoe according to  claim 5 , wherein the rubber- or silicone-like coating ( 93 ) is glued to the neoprene material ( 92 ) and/or wherein the support cap ( 5 ) is glued to the rubber- or silicone-like coating ( 93 ) or attached by means of a plug-in connector. 
     
     
         9 . Shoe according to  claim 1 , wherein the adjusting element is embodied as a screw part ( 7 ) and the borehole channel ( 82 ) of the anchoring element ( 8 ) is embodied as a threaded hole with a thread matching the screw part ( 7 ). 
     
     
         10 . Shoe according to  claim 8 , wherein the adjusting element comprises two screw parts ( 7 ′,  7 ″) arranged on one side of the shoe sole ( 2 ) at one single opening ( 4 ), the anchoring element ( 8 ) comprising two borehole channels ( 82 ) and the support cap ( 5 ′) being divided into two parts corresponding to the two screw parts ( 7 ′,  7 ″). 
     
     
         11 . Shoe according to  claim 1 , wherein the support cap ( 5 ) is provided with an incision ( 5 ″). 
     
     
         12 . Shoe according to  claim 1 , wherein the element for variable shoe width adjustment is substantially arranged at a crease of the shoe and/or where the element for variable shoe width adjustment is substantially arranged at the heel of the shoe. 
     
     
         13 . Shoe according to  claim 1 , wherein the anchoring element ( 8 ) is embodied as a grid and/or with a rough surface suitable for gluing or injection molding in the shoe sole ( 2 ). 
     
     
         14 . Shoe according to  claim 1 , wherein the anchoring element ( 8 ) additionally has lamellae ( 84 ) or the like, embodied for providing better anchoring in the shoe sole ( 2 ) in the transverse direction. 
     
     
         15 . Shoe according to  claim 1 , wherein the element for variable shoe width adjustment additionally has a bushing which can be integrated in the shoe sole ( 2 ) and is adapted to support the screw part ( 7 ) or a second lateral part ( 73 ) of the screw ( 7 ), respectively, and/or a lower part ( 51 ) of the support cap ( 5 ) downwardly and laterally and to provide better stability to the support cap ( 5 ) in this manner. 
     
     
         16 . Shoe according to  claim 1 , wherein the support cap ( 5 ) consists of plastic or a composite material with preferably an inner metal grid. 
     
     
         17 . Shoe according to  claim 4 , wherein the support cap ( 5 ) and/or the flexible padding and sealing element ( 92 ,  93 ) are individually adapted to the foot of the shoe's wearer and/or wherei(n the support cap ( 5 ) is removably attached to the flexible padding and sealing element ( 92 ,  93 ).