Patent · US Active

Cross seam joining device for joining a sealing seam for a flexible packaging

US9993970B2 · kind B2 · utility

0Cited by

2References

7Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Ulrich Wieduwilt · Schwäbisch Gmünd, DE
Lukas Oehm · Dresden, DE
Marko Liebler · Bretten, DE
Sascha Bach · Freital, DE

Key dates

Filing date	Mar 6, 2014
Grant date	Jun 12, 2018
Priority date	—
Expiry date	Jan 18, 2035

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29C66/81421
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

The invention relates to a cross seam joining device for a flexible packaging having at least one ultrasonic applicator (13a-13c), which is rotatably mounted on a shaft (13d) and can be rotated about an axis (13e) of the shaft (13d) arranged longitudinally to the cross seam (110, 111). The ultrasonic applicator (13a-13c) is designed to produce and bundle ultrasounds in a frequency range of 0.1 MHz-0.5 MHz, preferably from 0.5 MHz-2 MHz.

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