Method for producing a shoe sole

Details Method for producing a shoe sole Method for producing a shoe sole

1979-07-05

1982-01-05

Lowe, James B.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

36 32R, 264 77, 264244, 264247, 425129S, 425403, B29H 708, B29C 100

Patent

active

043093760

ABSTRACT:
A method for producing a shoe sole, which comprises forming in a bottom surface of a cavity of an outer mold of the sole forming mold a groove for forming a ridge which is to divide said bottom surface into at least two sections, charging a sole forming materials into said cavity such that respective materials will be supplied into the adjoining two sections, closing the cavity with the press plate of said mold, and then compressing and heating the cavity.

REFERENCES:
patent: D240340 (1976-06-01), Asken
patent: 2651118 (1953-09-01), Root
patent: 3051994 (1962-09-01), Carozzo
patent: 3165841 (1965-01-01), Rollman
patent: 3327334 (1967-06-01), Wilmanns et al.

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