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US 6,787,089 B2Granted
Method for making a shoe
OwnerKun-Chung Liuinventor
Life of this patent
Estimating the term…
Abstract
A method for making a shoe includes the steps of forming a midsole in an outsole in a first mold, transferring the assembly of the midsole and the outsole into a second mold, and forming an insole between the midsole and an upper in the second mold.
Claims4
A method for making a shoe, comprising the steps of:
- preparing an outsole having a bottom wall and a peripheral side wall extending from said bottom wall in a transverse direction relative to said bottom wall and cooperating with said bottom wall to confine a recess therebetween;
- placing said outsole in a first mold;
- filling and molding a first molding material in said recess in said outsole in said first mold so as to form a midsole in said recess;
- preparing an upper having a bottom;
- preparing a second mold that has an upper mold part with a last, a bottom mold part opposite to said last, and a side mold part that cooperates with said last and said bottom mold part to confine a mold cavity thereamong;
- placing an assembly of said midsole, said outsole, and said upper in said mold cavity such that said bottom wall of said outsole is pressed against an inner wall of said bottom mold part, that said upper is fittingly sleeved on said last, and that said upper, said outsole, and said midsole cooperately confine an inner cavity thereamong;
- and
- filling and molding a second molding material in said inner cavity so as to form an insole that is bonded to said bottom of said upper, said peripheral side wall of said outsole, and said midsole.
5 more elements
Dependencies are inferred from the claim text.