High speed envelope inserting station

Package making – Apparatus for forming or partially forming receptacle and... – Forming by opening or setting up collapsed receptacle

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Details

532843, 533815, B65B 4326

Patent

active

056600305

ABSTRACT:
Apparatus for inserting sheet materials into an envelope. The apparatus includes: a deck for supporting an envelope and sheet material to be inserted into the envelope, the deck having an upstream and a downstream end; an inserting station located at the downstream end of the deck; a retractable stop extending through the deck at the inserting station; an upstream and a downstream pulley located substantially below the deck at the inserting station, the upstream pulley located upstream of the stop and the downstream pulley located downstream of the stop; a belt trained over the upstream and downstream pulleys for continuously urging the envelope against the stop; a device to continuously drive the belt; a device for feeding envelopes onto the deck against the stop; and a device for inserting the sheet material into the envelope when the envelope is resting against the stop.

REFERENCES:
patent: 2839880 (1958-06-01), Boughton
patent: 4337609 (1982-07-01), Foster et al.
patent: 4649691 (1987-03-01), Buckholz
patent: 4798040 (1989-01-01), Haas et al.
patent: 4852334 (1989-08-01), Auerbach
patent: 4921388 (1990-05-01), Nelson
patent: 5168689 (1992-12-01), Macelis
patent: 5191751 (1993-03-01), Marzullo et al.
patent: 5251425 (1993-10-01), Kern
patent: 5255498 (1993-10-01), Hotchkiss et al.
patent: 5447015 (1995-09-01), Belec et al.

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