Apparatus, including an endless belt, for continuously hot press

Details Apparatus, including an endless belt, for continuously hot press Apparatus, including an endless belt, for continuously hot press

1979-12-27

1981-05-26

Flint, Jr., J. Howard

Plastic article or earthenware shaping or treating: apparatus

Press forming means, press reshaping means, or vulcanizing...

Roll and coacting endless belt press member

B29C 300, B29D 7700, B29H 722

Patent

active

042695856

ABSTRACT:
An endless belt, for apparatus for continuously hot pressing webs of material by pulling the belt against the periphery of a heated rotatable drum with the web interposed therebetween, comprising a layer of butyl rubber bonded to a fabric of steel wires, a textile layer adhered to the butyl rubber and a layer of silicon rubber adhered to the textile layer. In manufacture the fabric of steel wires is encased in the butyl rubber, the textile layer is adhered to the butyl rubber and the composite article is vulcanized. After vulcanization, the silicon rubber layer is adhered to the textile layer and the composite article thus formed again vulcanized.

REFERENCES:
patent: 3041661 (1962-07-01), Elliott
patent: 3258812 (1966-07-01), Willy
patent: 4177725 (1979-12-01), Gersbeck

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