Double facer platen

Presses – With additional treatment of material – Cutting – breaking – piercing – or comminuting

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Details

156583, 425406, B30B 1534

Patent

active

040234819

ABSTRACT:
A double facer platen is constructed so as to utilize a liquid heating medium which flows through a chamber containing a labyrinth defining a flow passage whose cross-sectional area decreases in the direction of flow from an inlet toward an outlet. The platen is adapted for use with liquids which have a temperature in excess of 400.degree. F. and a pump pressure of about 50 psi.

REFERENCES:
patent: 1290105 (1919-01-01), Davenport
patent: 1947335 (1934-02-01), DeMattia
patent: 3393292 (1968-07-01), Ritscher
patent: 3453950 (1969-07-01), Pfeiffer
patent: 3482510 (1969-12-01), Fickler
patent: 3646992 (1972-03-01), Ishizawa et al.

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