Floating document throat

Details Floating document throat Floating document throat

1984-10-31

1987-01-13

Schacher, Richard A.

Sheet feeding or delivering

Feeding

Separators

271 24, 271124, 271127, 271170, 271119, B65H 330

Patent

active

046359192

ABSTRACT:
There is disclosed an envelope hopper for attachment to a printer requiring envelopes. Spring members provided with adjustable throats for permitting passage of a single envelope are biased downward against the upward force of the supply stack for compensating for changes in relative position of the uppermost envelope and the throats during separation from the stack.

REFERENCES:
patent: 3601389 (1971-08-01), Kramer
patent: 3966190 (1976-06-01), Grant
patent: 4253652 (1981-03-01), Steinhilber
IBM Technical Disclosure Bulletin, vol. 24, No. 10, pp. 5028-5030, "Paper Feed System", L. Adams Jr.
IBM Technical Disclosure Bulletin, "Transverse Corner Restraint Sheetfeed", to Sobey, vol. 25, No. 8, Jan. 1983, pp. 4212-4213.
IBM Technical Disclosure Bulletin, "Multiple Path Card Feeding Device", to Robbins, vol. 11, No. 1, Jun. 1968, pp. 33-34.

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