The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 19, 1989
Filed:
Mar. 28, 1988
Applicant:
Inventors:
Bertold Grutzmacher, Schriesheim, DE;
Theodor Blaser, Dielheim, DE;
Assignee:
Heidelberger Druckmaschinen AG, Heidelberg, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
271225 ; 271113 ; 271112 ; 271264 ; 271178 ;
Abstract
A device for conveying and aligning a sheet in a sheet-processing machine, with at least one frictionally driven ball having a dome facing towards the sheets for engaging a broad surface of the sheet and for moving the sheet in its plane includes structure for supporting the ball so that it is rotatable in all directions about a fixed mid-point thereof, and at least two frictional-force transmission locations located at the periphery of the ball and disposed at least 90.degree. from one another.