Simple pressure seal units and methods

A simplified pressure sealing apparatus (10) for acting on business forms (17) having pressure activated cohesive (72) to seal the cohesive has only two (12, 13) or three (35) pressure-seal rollers for effecting proper sealing. The pressure seal rollers may receive a folded business form substantial...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PARKER, REBECCA L, MEYER, RICHARD C
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BOOK COVERS BOOKBINDING BUREAU ACCESSORIES BUREAU ACCESSORIES NOT OTHERWISE PROVIDED FOR DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDEDFOR FILES LOOSE LEAVES MOVABLE-STRIP WRITING OR READING APPARATUS PERFORMING OPERATIONS PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITYFEATURES PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOTOTHERWISE PROVIDED FOR SPECIAL PRINTED MATTER TRANSPORTING WRITING OR DRAWING IMPLEMENTS
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