US 11,882,898 B2
Sole, particularly for shoes
Angelo Mason, Caerano di San Marco (IT); and Enrico Polegato Moretti, Crocetta del Montello (IT)
Assigned to DIADORA SPORT S.R.L., Caerano di San Marco (IT)
Appl. No. 15/778,921
Filed by DIADORA SPORT S.R.L., Caerano di San Marco (IT)
PCT Filed Nov. 23, 2016, PCT No. PCT/EP2016/078567
§ 371(c)(1), (2) Date May 24, 2018,
PCT Pub. No. WO2017/089406, PCT Pub. Date Jun. 1, 2017.
Claims priority of application No. 102015000075726 (IT), filed on Nov. 24, 2015.
Prior Publication US 2018/0368516 A1, Dec. 27, 2018
Int. Cl. A43B 13/12 (2006.01); A43B 13/18 (2006.01); A43B 5/00 (2022.01); A43B 7/1405 (2022.01); A43B 7/1475 (2022.01); A43B 13/04 (2006.01); B32B 3/26 (2006.01); A43B 13/38 (2006.01); A43B 7/32 (2006.01)
CPC A43B 13/125 (2013.01) [A43B 5/00 (2013.01); A43B 7/141 (2013.01); A43B 7/1475 (2013.01); A43B 13/04 (2013.01); A43B 13/127 (2013.01); A43B 13/185 (2013.01); B32B 3/266 (2013.01); A43B 7/32 (2013.01); A43B 13/18 (2013.01); A43B 13/181 (2013.01); A43B 13/38 (2013.01); B32B 2437/02 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A sole for shoes that is plantar-shaped, wherein the sole is constituted by a plurality of layers that comprise:
at least one mid-sole being constituted by a body;
a first plurality and a second plurality of elastically compressible protrusions protruding downward from a lower surface of the body;
wherein the first and second plurality of protrusions each have an axial cavity and first holes;
wherein an upper surface of the body has holes associated with the first holes of each protrusion;
wherein the first plurality of protrusions are arranged at a central area of the heel of the body and at a central area of the forefoot of the body, and have a greater protruding height than the second plurality of protrusions, with respect to said lower surface of the body;
wherein the first and second plurality of protrusions have first and second apices, respectively, forming anatomically-contoured curved surfaces;
wherein the first and second apices are formed at free ends of said first and second plurality of protrusions, opposite to the lower surface of the body;
wherein the axial cavity of each protrusion extends from the upper surface of the body to their respective apex;
wherein the first holes of said first plurality of protrusions are higher in quantity than said first holes of said second plurality of protrusions, in the forefoot region of the sole;
at least one supporting structure, for plantar support, said at least one supporting structure is elastic and includes an upper surface and a lower surface, at least one seat disposed on the upper surface wherein the first and second apices of said first and second plurality of protrusions are positioned on said at least one seat; and
a tread associated with the lower surface of the supporting structure.