Custom molding of footgear

Details Custom molding of footgear Custom molding of footgear

1986-10-03

1988-05-17

Kee Chi, James

Boots, shoes, and leggings

Boots and shoes

Foot-supporting or foot-conforming feature

36 44, 36 71, 36 93, 36119, 128594, A43B 714, A43B 1338

Patent

active

047441577

ABSTRACT:
An apparatus for molding the soles and uppers of various types of footgear to the contours of individual feet, said apparatus comprising multiple, individual, complete elements, each of said elements comprising impervious structure for receiving, maintaining, retaining and withdrawal of molding material; said structure defining an end port piece with valve-like action to maintain closure while permitting selective insertion and withdrawal of molding material; a flexible bag to receive and contain said molding material; a connecting part between said end port piece and said flexible bag, where said connecting part is a flat tube-like structure of unique construction, said unique construction permitting passage and retention of molding material without any readily apparant increase in cross section; where the number of said elements employed varies with the type of footgear; and where the shape and size of each element varies with its location in said footgear, and where said shape and size of each of said connecting parts varies to permit the location of end port pieces in any desirable part of the footgear; and where said molding material is of a non-setting matter such as water or air.

REFERENCES:
patent: 2365807 (1944-12-01), Dialynas
patent: 3121430 (1964-02-01), O'Reilly
patent: 4662087 (1987-05-01), Beuck

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