Laminating interlayer expanding apparatus

Details Laminating interlayer expanding apparatus Laminating interlayer expanding apparatus

1974-10-21

1976-06-15

Drummond, Douglas J.

Textiles: cloth finishing

Expanding device for textile webs

Biaxial expansion

156360, 425135, 425366, 26 74, 26 75, 26106, B29C 2400, B29F 500

Patent

active

039627608

ABSTRACT:
An apparatus for expanding a laminating interlayer is disclosed. The apparatus includes structure for feeding a heated web of laminating interlayer material to a conical member. A stretching of the web occurs between the feeding structure and the conical member. The web is cooled on the conical member. The apparatus also includes structure which maximizes the yield from the web being stretched.

REFERENCES:
patent: 2750986 (1956-06-01), Russell et al.
patent: 2933759 (1960-04-01), Startzell
patent: 3019475 (1962-02-01), Smith
patent: 3265786 (1966-08-01), Voelker
patent: 3341888 (1967-09-01), Bridge et al.
patent: 3510374 (1970-05-01), Walker
patent: 3696186 (1972-10-01), Stark et al.
patent: 3782873 (1974-01-01), Lynnknowles
patent: 3885899 (1975-05-01), Koss et al.

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