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This is a record of a document published elsewhere, first published by the United States Patent and Trademark Office, as US-2026103305-A1, on 16 April 2026. OpenTechnical did not first disclose it. The identifier, hashes and timestamps below record what this library served and when, not when the material became public. View the original.

OT-2026-000000504

Sealing tool for a skin packaging

Published
Permanent URL
Classification
Material Handling › Package Handling
Original source
US-2026103305-A1, the United States Patent and Trademark Office, 16 April 2026
Document SHA-256
a928ba5bbf1526392573668d975504ee960c211af4cc937f5eb05ddc179c24aa

Abstract

An upper tool for a sealing station of a packaging machine, having an indentation with which an upper film web can be formed and having gas through-openings that are provided along the indentation and can be connected to a negative pressure, positive pressure, and/or aeration source, the gas through-openings can be divided into at least two groups that can be connected independently of one another to the negative pressure, positive pressure, and/or aeration source, the former has chambers that are each connected to the negative pressure, positive pressure, and/or aeration source and are each connected to a group of gas through-openings, and a group and/or a chamber is provided in a central region of the indentation, a further chamber in a shape of a ring, extends about the chamber in the central region, and a signal from a pressure sensor is used for initiating the aeration of the ring-shaped region.

Publication information

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Citation

OpenTechnical Publication OT-2026-000000504, “Sealing tool for a skin packaging,” published September 15, 2026 at 19:02:59 UTC, https://opentechnical.org/p/OT-2026-000000504.

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