Sheet feeding or delivering – Feeding – Pack holders
Patent
1976-06-07
1977-11-22
Saifer, Robert W.
Sheet feeding or delivering
Feeding
Pack holders
271132, B65H 106
Patent
active
040592634
ABSTRACT:
Apparatus for feeding corrugated blanks to processing machinery which comprises roller members mounted above a vacuum chamber which enables each advancing blank to be held flat while minimizing friction between the advancing blank and the feed bed comprised of the rollers. Improved vacuum chamber construction is utilized in which an adjustable back stop includes improved sealing means to minimize vacuum loss.
REFERENCES:
patent: 3486749 (1969-12-01), Billings
patent: 3661381 (1972-05-01), Kuzniak
patent: 3923297 (1975-12-01), Barny
Saifer Robert W.
Steele, Jr. J. Rodman
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