System for making molded articles

Details System for making molded articles System for making molded articles

1982-03-02

1983-08-16

Weston, Caleb

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With casting, plastic molding, or extruding means

156245, 156262, 156510, 156516, 156528, 425296, 425502, 425510, B29C 300

Patent

active

043989896

ABSTRACT:
Disclosed is a method for making articles comprised of a body portion of an elastomeric material having a liner of an inert material covering at least a portion of the peripheral surface of said body portion including the steps of bonding a layer of elastomeric material to one face of a layer of the inert material, positioning the bonded layers in a mold cavity with the layer of inert material contacting at least a portion of the surface of a mold cavity, adding additional amounts of uncured elastomeric material to the mold cavity and curing the elastomeric materials. Also disclosed herein is a system and apparatus for making molded articles as well as the molded articles produced thereby.

REFERENCES:
patent: 2059554 (1936-11-01), Cohn
patent: 2688776 (1954-09-01), Evans et al.
patent: 2980961 (1961-04-01), Gora
patent: 3197811 (1965-08-01), Workmen
patent: 3505152 (1970-04-01), Risch et al.

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