Method and apparatus for reinforcing a layer of plastics materia

Details Method and apparatus for reinforcing a layer of plastics materia Method and apparatus for reinforcing a layer of plastics materia

1979-03-23

1981-06-02

Ball, Michael W.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156245, 156286, 156500, 1565833, 264102, 264112, 264263, 264316, 264510, 264571, 425420, B29C 1700, B32B 3100

Patent

active

042709644

ABSTRACT:
Disclosed herein is a new method and new apparatus for applying fibrous reinforcements to a thermoformed plastic sheet comprising a base bearing, an upper support having a gutter, a plastic membrane, and a seal bounding the gutter so that when air is drawn from the outlet and at least partial vacuum is formed between the membrane and the surface.

REFERENCES:
patent: 2815309 (1957-12-01), DeGanahl et al.
patent: 3210230 (1965-10-01), Tyhurst
patent: 3423267 (1969-01-01), Munk
patent: 3666600 (1972-05-01), Yoshino
patent: 3684645 (1972-08-01), Temple et al.
patent: 3970732 (1976-07-01), Slaats et al.

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