Indirect spot welding method
US5030814A · kind A · utility
11Cited by
2References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 13, 1990 |
| Grant date | Jul 9, 1991 |
| Priority date | — |
| Expiry date | Apr 13, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K11/11
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method of indirect spot welding two or more members together, comprising the steps of pressing electrodes against at least one of the members, flowing a square wave current between the electrodes and across the members during a first time period, pausing the flow of current, flowing a square wave current between the electrodes and across the members during a second time period, and stopping the flow of current.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.