Lifting sucker with pneumatically controllable suction cup and punch and sheet-fed rotary printing press having the lifting sucker

US9517616B2 · kind B2 · utility

Assignee

• Heidelberger Druckmaschinen AG · DE

Inventors

• Andreas Mueller · Zeitlarn, DE
• Jochen Renner · Heidelberg, DE

Key dates

• Filing date: Feb 23, 2015
• Grant date: Dec 13, 2016
• Expiry date: Feb 23, 2035

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B65H2801/21
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

A lifting sucker for separating sheets from a sheet stack includes a suction cup formed as a double-walled bellows sucker having at least one suction chamber that can be acted on pneumatically to contract the bellows sucker. A punch and a sheet-fed rotary printing press having the lifting sucker are also provided.