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PERFECT BINDING APPARATUS

IP.com Disclosure Number: IPCOM000024036D
Original Publication Date: 1979-Aug-31
Included in the Prior Art Database: 2004-Apr-01
Document File: 4 page(s) / 553K

Publishing Venue

Xerox Disclosure Journal

Abstract

The general method for binding sheets to produce books ordinarily involves the use of hot melt adhesives. This material and its application has inherent problems such as books must be produced off-line, cleanup of the hot melt adhesive is difficult, the adhesive has a short pot life, heating of the adhesive produces objectionable odors, and the process generally is slow. To overcome these difficulties, an apparatus is provided for applying a fast drying or curing adhesive to the bound edge of individual sheets in an on-line process. The book is bound by transferring an adhesive from an applicator to individual sheets as they enter a stacking tray from the copy producing device, such as a xerographic copier. When all sheets have

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Page 1 of 4

XEROX DISCLOSURE JOURNAL

PERFECT BINDING APPARATUS Thomas Acquaviva

Proposed Classification

U.S. Cl. 11/lAD

mt. Cl. B42c 19/00

2A

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F/&2

4

Volume 4 Number 4 3uIy/August 1979 '2~

[This page contains 1 picture or other non-text object]

Page 2 of 4

PERFECT BINDING APPARATUS (Cont~d)

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The general method for binding sheets to produce books ordinarily involves the use of hot melt adhesives. This material and its application has inherent problems such as books must be produced off-line, cleanup of the hot melt adhesive is difficult, the adhesive has a short pot life, heating of the adhesive produces objectionable odors, and the process generally is slow. To overcome these difficulties, an apparatus is provided for applying a fast drying or curing adhesive to the bound edge of individual sheets in an on-line process. The book is bound by transferring an adhesive from an applicator to individual sheets as they enter a stacking tray from the copy producing device, such as a xerographic copier. When all sheets have

been stacked, the bound book is ejected into a collecting tray.

   XEROX DISCLOSURE JOURNAL Volume 4 Number 4 3uly/August 1979

F/64

S

426

[This page contains 1 picture or other non-text object]

Page 3 of 4

PERFECT BINDING APPARATUS (Cont~d)

Referring to Figure 1, a liquid one or two part adhesive 2a and 2b is metered out onto a clockwise rotating applicator roll 4. The adhesive might consist of a solvent and solid, epoxy resin, single liquid, etc. The applicator roll 4 is a cylinder (or belt) with a fibrous surface material which is brought into contact with the l...