Sheet post-treatment apparatus having tab trimmer

Details Sheet post-treatment apparatus having tab trimmer Sheet post-treatment apparatus having tab trimmer

1994-02-03

1996-02-20

Ryznic, John E.

Sheet-material associating

Associating or disassociating

Signature associating

83332, 4147895, 355310, 355324, 355325, B65H 3304

Patent

active

054923158

ABSTRACT:
The present invention provides a sheet post-treatment apparatus in which a tab sheet is used to sort sheet materials, comprising a tab trimmer for successively cutting each of plural tab forming sheet materials being supplied, to form tabs in the sheet materials at offset tab positions. The tab trimmer is in modular form which can be removed from the apparatus and replaced with another modular tab trimmer.

REFERENCES:
patent: 4211483 (1980-07-01), Hannigan et al.
patent: 4466603 (1984-08-01), Schnell
patent: 4602776 (1986-07-01), York et al.
patent: 4819021 (1989-04-01), Doery
patent: 4974035 (1990-11-01), Rabb et al.
patent: 5156384 (1992-10-01), Donahue
patent: 5213317 (1993-05-01), Mandel et al.
patent: 5245397 (1993-09-01), Mahoney
patent: 5316279 (1994-05-01), Corona et al.

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