Patent · US Active

Contact tip for arc welding with a channel having a stellate, multi-lobular cross-section with convexly rounded sides

US11883914B2 · kind B2 · utility

0Cited by

4References

8Claims

0Family size

Assignee

cunova GmbH · DE

Inventors

Carsten Hune · Wallenhorst, DE
Jörg Schönfeld · Ibbenbüren, DE
Frank Böert · Wallenhorst, DE
Reinhard Hintemann
Hans-Günter Wobker · Bramsche, DE
Stephan Meyer · Worb, CH

Key dates

Filing date	Oct 8, 2018
Grant date	Jan 30, 2024
Priority date	—
Expiry date	Nov 12, 2038

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB65H2701/36
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

The invention relates to a contact tip (1) for arc welding with at least one channel (2) passing through the contact tip (1) for receiving a welding wire (3), the channel (2) having a non-round stellate, multi-lobular cross-section with convexly rounded sides.

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