Method and apparatus for stiffening shoe insoles

Details Method and apparatus for stiffening shoe insoles Method and apparatus for stiffening shoe insoles

A - Human Necessities

43

D

12/52

A43D 31/04 (2006.01) A43D 31/00 (2006.01)

Patent

CA 1071808

METHOD AND APPARATUS FOR STIFFENING SHOE INSOLES ABSTRACT OF THE DISCLOSURE A method and apparatus for forming a shoe shank directly on the bottom of a shoe insole from a strip of ini- tially flexible, uncured thermosetting material encased in a sleeve. The machine includes a shoe jack for supporting the shoe assembly. bottom up. to expose the insole bottom to a radiant heater. Means are provided for automatically locating and placing a strip of shank material on the insole bottom and for raising the shoe assembly, together with the insole strip into engagement with a means for urging the shank strip against and into conformity with the contour of the insole bottom while the radiant heater is operated to activate the shank strip.

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