Sealing tool and method for sealing trays

US11492160B2 · kind B2 · utility

Assignee

• Multivac Sepp Haggenmüller Se & Co. KG · DE

Inventors

• Andreas Mader · Heidelberg, DE
• Thomas Zedelmaier · Schmalenfeld, DE

Key dates

• Filing date: May 1, 2020
• Grant date: Nov 8, 2022
• Expiry date: Jan 29, 2041

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B65B51/10
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

A sealing tool for a tray sealing machine, comprising an upper tool and a lower tool with a main body having a tray depression for receiving at least a part of a tray to be sealed, and a tray carrier, wherein a gas channel runs through the tray carrier. The sealing tool is characterized in that the tray carrier comprises a first plate with a first pressing surface and a second plate with a second pressing surface and the first plate has a first depression which extends from the first pressing surface, wherein the first depression forms at least a section of the gas channel when the first plate and the second plate are pressed against each other at the first and the second pressing surface, respectively.