Process and apparatus for separating laminated sheets

Details Process and apparatus for separating laminated sheets Process and apparatus for separating laminated sheets

1984-04-05

1985-07-02

Dawson, Robert

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156344, 156353, 156584, B32B 3118

Patent

active

045266344

ABSTRACT:
Process for separating individual laminated sheets from a continuous web which comprises individual sheets located end to end with end portions overlapping and a continuous film laminated with each sheet and connecting the sheets together, the process including feeding the web in succession to a sensing station, a tear initiation station and a sheet separation station, the sensing station serving to sense the presence of successive overlapping end portions and thereafter actuating the tear initiation station to rupture the film at one edge thereof in the vicinity of a sensed overlapping portion and thereafter actuate the sheet separation station to propagate said rupture and thereby separate the terminal sheet from the web.

REFERENCES:
patent: 4125985 (1978-11-01), Laske
patent: 4285759 (1981-08-01), Allen et al.
patent: 4334672 (1982-06-01), Felix
patent: 4410262 (1983-10-01), Ariyama et al.
patent: 4474368 (1984-10-01), Peter et al.

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