Semi-rigid sheet separation device and method

Details Semi-rigid sheet separation device and method Semi-rigid sheet separation device and method

1985-08-01

1987-11-03

Reger, Duane A.

Sheet feeding or delivering

Feeding

Separator and conveyor

271 14, 271 91, 271103, 271106, B65H 308

Patent

active

047039256

ABSTRACT:
A method and apparatus for ensuring sheet separation of a single sheet workpiece from a stack of workpiece sheets which consists of a lifting assembly having at least three spaced sets of sheet workpiece holding suction members with at least a poriton of one set being reciprocatable in a vertical movement to cause flexure of a sheet being raised by the lifting device to cause separation of an underlying sheet which may have adhered to the sheet being lifted.

REFERENCES:
patent: 2936171 (1960-05-01), Williams
patent: 3826485 (1974-07-01), Shindo
patent: 3830121 (1974-08-01), Makeev et al.
patent: 3966197 (1976-06-01), Riedl et al.
patent: 3980293 (1976-09-01), Shelmire
Aycock et al., "Feed Mechanism for Printed Circuit Boards", Western Electric Technical Digest, No. 26, 4/1972, pp. 3-4.

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