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1. WO1990012688 - ARRANGEMENT FOR AN ADJUSTABLE SHEET TURNING EQUIPMENT

Publication Number WO/1990/012688
Publication Date 01.11.1990
International Application No. PCT/SE1990/000283
International Filing Date 27.04.1990
Chapter 2 Demand Filed 19.10.1990
IPC
B41F 21/10 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
FPRINTING MACHINES OR PRESSES
21Devices for conveying sheets through printing apparatus or machines
10Combinations of transfer drums and grippers
CPC
B41F 21/106
BPERFORMING OPERATIONS; TRANSPORTING
41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
FPRINTING MACHINES OR PRESSES
21Devices for conveying sheets through printing apparatus or machines
10Combinations of transfer drums and grippers
106for reversing sheets, e.g. for perfecting machine
Applicants
  • SOLNA OFFSET AB [SE]/[SE] (AllExceptUS)
  • ERIKSSON, Ingemar [SE]/[SE] (UsOnly)
Inventors
  • ERIKSSON, Ingemar
Agents
  • BJELKSTAM, Peter
Priority Data
8901543-227.04.1989SE
Publication Language English (EN)
Filing Language Swedish (SV)
Designated States
Title
(EN) ARRANGEMENT FOR AN ADJUSTABLE SHEET TURNING EQUIPMENT
(FR) AMENAGEMENT D'UN APPAREIL REGLABLE POUR RETOURNER LES FEUILLES A IMPRIMER
Abstract
(EN)
The invention refers to an arrangement for an adjustable sheet turning equipment in a sheet offset press of unit type for the printing of both sides of a sheet (1) and which includes only one transfer cylinder (2) between the printing units (3) in the press. The sheet (1) is held in a completely stretched condition on the transfer cylinder (1) before the turning regardless of the sheet size over a distance of the top half segment of the transfer cylinder (2) at least equalizing the length of the sheet to be turned and the turning of the sheet (1) is made between the giving transfer cylinder (2) and the receiving impression cylinder (8) in the following printing unit (3).
(FR)
L'invention concerne un aménagement pour un appareil permettant de retourner les feuilles à imprimer disposé dans une presse offset qui imprime les deux faces d'une feuille (1), comprenant un seul rouleau de transfert (2) disposé entre les unités d'imprimerie (3) dans la presse. Ladite feuille (1) est etendue complètement sur la moitié supérieur d'un rouleau de transfert (2), avant d'être tournée et sans tenir compte de sa taille, à une longueur au moins égale à la longueur de la feuille à tourner. La feuille (1) est ensuite tournée en passant entre le rouleau de transfert (2) qui la débite et le rouleau d'imprimerie (8) qui la reçoit dans l'unité d'imprimerie suivante (3).
Also published as
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