Method for manufacturing a mold for producing molded parts of la

Details Method for manufacturing a mold for producing molded parts of la Method for manufacturing a mold for producing molded parts of la

1986-04-07

1988-05-17

Dawson, Robert A.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156153, 156297, 249 78, 249 79, 249111, 264219, B29C 3926

Patent

active

047448490

ABSTRACT:
A molding cavity wall (10) is made in a plurality of parts of a cheap material having a high thermal conductivity, for example a thin metal sheet (10), at least one heating device (11) is applied on the wall in direct thermal exchange relation to the external surface of the wall (10), and a thermal insulator constituted by a foam (12) of highly rigid resin is applied to the wall (10) in uniform pressure transmitting relation to said wall.

REFERENCES:
patent: 3173175 (1965-03-01), Lemelson
patent: 3185432 (1965-05-01), Hager
patent: 3420981 (1969-01-01), Martinet
patent: 3932096 (1976-01-01), Kartman
patent: 4390485 (1983-06-01), Yang

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