Patent ID: 7854581

Claim:
A bookbinding apparatus comprising: an accumulating portion, which accumulates sheets into a sheet bundle; a holding mechanism, which moves the sheet bundle while holding the sheet bundle in a first holding state or in a second holding state in which a holding force, with which said holding mechanism holds the sheet bundle, is less than a holding force in the first holding state; a bundle position reference member against which an adhesive applied surface of the sheet bundle, held and moved by said holding mechanism, is rammed in the second holding state in which said holding mechanism holds the sheet bundle; an adhesive applying portion, which applies an adhesive to the adhesive applied surface of the sheet bundle after the adhesive applied surface of the sheet bundle is rammed against said bundle position reference member by said holding mechanism; and a bookbinding device, which cases the sheet bundle having the adhesive applied thereto in a cover for casing-in a book.