Improvements in the manufacture of footwear templates. (Machine-translation by Google Translate, not legally binding)

摘要

Improvements in the manufacture of insoles for footwear, characterized essentially by comprising the lining of sheets of natural or synthetic material with a woven fabric and permanently fixed by means of glue, making in the back of the template through holes, determining the self-ventilation of the heel buffer zone, the sector of which permanently receives, on its lower part, a sheet of microporous material of high comprehension that is fixed peripherally by its edges by means of a strip. (Machine-translation by Google Translate, not legally binding)