Process for terminating closed through-hole plasma arc welding
US4885455A · kind A · utility
7Cited by
1References
7Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 18, 1988 |
| Grant date | Dec 5, 1989 |
| Priority date | — |
| Expiry date | Aug 18, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K10/02
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
To terminate welding, the mean energy of the arc is first reduced to obtain plugging of the hole, then this energy is briefly increased before again being decreased. Application to plasma arc welding of carbon steels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.