Patent · US Expired

Apparatus for machining a material web

US6190296A · kind A · utility

42Cited by

8References

6Claims

0Family size

Assignee

Ultraschalltechnik GmbH & Co. KG · DE

Inventors

Gerhard Gnad · Keltern, DE
Stefan Rau · Wiesloch, DE
Ulrich Vogler · Überlingen, DE

Key dates

Filing date	Dec 3, 1998
Grant date	Feb 20, 2001
Priority date	—
Expiry date	Dec 3, 2018

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S53/02
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

In an apparatus for machining a material web by means of a sonotrode, the pressure force of the sonotrode is determined and is used as a control signal for the advance of the sonotrode, as a result of which the nip height is set.

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