Rotation-angle measurement for printing presses

US6220158A · kind A · utility

Assignee

• Heidelberger Druckmaschinen AG · DE

Inventors

• Klaus Hartmann · Schriesheim, DE
• Michael Krueger · Edingen-Neckarhausen, DE

Key dates

• Filing date: Oct 5, 1998
• Grant date: Apr 24, 2001
• Expiry date: Oct 5, 2018

Classification

• Technology area (CPC G): Physics
• CPC primary: G01D5/2451
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A rotation-angle measurement for printing presses with at least one marking (2) arranged on a rotating element (1) and at least one sensor (3,4) which detects marking (2). The at least one marking (2) extends along the entire circumferential path (5) and is arranged on the element (1), the position of which is to be determined.