Feeding apparatus for paperboard sheets

Details Feeding apparatus for paperboard sheets Feeding apparatus for paperboard sheets

1981-12-16

1985-01-22

Schacher, Richard A.

Sheet feeding or delivering

Feeding

Separators

271 99, 271102, 271 35, 271166, B65H 312

Patent

active

044947453

ABSTRACT:
A sheet feeder for corrugated paperboard sheets utilizing timed intermittently rotatable belts against which either the top or bottom sheet, depending on the configuration chosen, of a stack is brought into contact to feed such sheet in synchronism with adjacent processing machinery and utilizing continuously applied negative atmospheric pressure to hold such sheet against the belts without the need for valving or otherwise breaking the suction pressure.

REFERENCES:
patent: 2394410 (1946-02-01), Tascher
patent: 3193282 (1965-07-01), Stewart
patent: 3252702 (1966-05-01), Halbert
patent: 3406963 (1968-10-01), Goss
patent: 3486749 (1969-12-01), Billings
patent: 3612512 (1971-10-01), Lang
patent: 3680855 (1972-08-01), Brown
patent: 3941372 (1976-03-01), Matsuo
patent: 4045015 (1977-08-01), Sardella
patent: 4236708 (1980-12-01), Matsuo

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