Apparatus and method for electromagnetic removal of spatter from a nozzle of an arc welding torch
US6335513B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 31, 2000 |
| Grant date | Jan 1, 2002 |
| Priority date | — |
| Expiry date | Jul 31, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K9/328
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An electromagnetic weld spatter removal device wherein a single control and power source may be utilized to fire multiple electromagnetic coils, thereby producing a cost savings. A first embodiment of the invention includes a contactor switch mechanism, a control mechanism, at least two contactors, and at least two electromagnetic coils for removing weld spatter. There is also disclosed a method for removing weld spatter using multiple electromagnetic coils for multiple welding stations. In a second embodiment there is disclosed a single enclosure housing the power supply, control logic board, at least two SCRs connected to at least two coils for the removal of weld spatter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.