Patent · US Expired

Resilient sheet gripper for a sheet-fed rotary printing press

US4718342A · kind A · utility

12Cited by

15References

3Claims

0Family size

Assignee

MAN Roland Druckmaschinen AG · DE

Inventors

Rudolf Raab · Hanau, DE
Manfred Herold · Offenbach am Main, DE
Peter Hummel · Offenbach, DE

Key dates

Filing date	Aug 5, 1986
Grant date	Jan 12, 1988
Priority date	—
Expiry date	Aug 5, 2006

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB41F21/104
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A resilient sheet gripper for a sheet-fed rotary printing press having a gripper shaft to which is secured a pivoting clamping member in resilient relationship with a pivoted gripper finger having adjustable biasing provided by compression spring means, is provided including an adjusting screw mounted in a stop strip, an abutment for contacting the screw mounted for movement around the gripper shaft, a guide pin fixed to the abutment and disposed in a biased conical sleeve in the gripper finger so that the finger can move perpendicular to a gripper support upon closure of the gripper finger.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.