Sole for footwear and method for producing same

Details Sole for footwear and method for producing same Sole for footwear and method for producing same

B - Operations, Transporting

29

D

12/100, 36/42, 1

B29D 35/08 (2010.01) B29D 35/06 (2010.01) A43B 13/12 (2006.01)

Patent

CA 1044410

ABSTRACT OF THE DISCLOSURE A sole for an article of footwear including an outer sole with a lightweight filler therein, an inner sole above the outer sole and a foxing strip integral with the inner sole and surrounding the periphery of the outer sole. The sole is pro- duced using a dummy last with a recess for receiving the filler, a clamping last, mold sides and a bottom mold piston. The outer sole is molded first using the dummy last and filler, a first portion of the mold sides and the mold piston to define a first mold cavity. Then, the inner sole is molded using the clamping last, a lasted upper or the like, a second portion of the mold sides, and the outer sole on the mold piston to define a second mold cavity. By providing suitable recesses in the dummy last and in the first portion of the mold sides, one or more projec- tions which extend through the foxing strip are molded in the first mold cavity.

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