METHOD FOR MANUFACTURE OF SHOE WITH CAST FASTENING OF SHOE LOWER PART Russian patent published in 2003 - IPC

FIELD: shoe industry. SUBSTANCE: method involves assembling three-dimensional blank composed of upper part and stitched-in insole; stitching profiled strip along perimeter of upper part outer side, profiled strip being made of resilient material with increased adhesion to sole material; putting three-dimensional blank onto extensible shoe and joining halves of mold at level above line of arrangement of profiled strip; injecting melt mixture; before joining of mold halves, locating shoe in site below position suitable for casting of shoe lower part; performing joining operation in two stages: at first stage locating mold halves jaws in spaced relation with respect to shoe upper part side surface, at second stage lifting extensible shoe to position suitable for casting of shoe lower part while providing contacting of profiled strip edge with mold halves jaws; providing additional extension of blank upper part material; providing final joining of mold halves while reducing shoe blank upper part. EFFECT: improved form stability of shoes, increased strength of cast fastening of blank lower part to upper part of shoes made from leather with face cover having low adhesion to lower part material. 7 dwg, 7 tbl, 1 ex