Patent · US Active

Sealing method

US12240641B2 · kind B2 · utility

0Cited by

0References

10Claims

0Family size

Assignee

WATTTRON GmbH · DE

Inventors

Marcus Stein · Dresden, DE
Sascha Bach · Freital, DE

Key dates

Filing date	Sep 9, 2021
Grant date	Mar 4, 2025
Priority date	—
Expiry date	Jan 19, 2042

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB65B2051/105
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

Embodiments of the invention relate to a sealing element for thermally connecting thermoplastic materials along a bent or curved contour, including a plurality of flat support substrates with a front face and a rear face, the substrates having at least one heating element on the front face, and including a contoured element which has a front face in the shape of the contour to be sealed, wherein the rear face of the support substrates is secured to the front face of the contoured element and/or the front face of the support substrates is secured to the rear face of the contoured element.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.