Method and apparatus for testing spot welds
US4027529A · kind A · utility
8Cited by
3References
3Claims
0Family size
Inventor
Key dates
| Filing date | Mar 24, 1976 |
| Grant date | Jun 7, 1977 |
| Priority date | — |
| Expiry date | Mar 24, 1996 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2203/0296
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method and apparatus for testing the integrity of spot welds made by a welding machine without destroying the manufactured parts being produced, said method and apparatus including welding together a pair of angle members made from the same sheet material as the parts being manufactured to form a "T-shaped" test specimen with the outwardly extending cross arm of this "T" forming attachment portions and providing a testing tool constructed and arranged to pull apart the welded together portions of the angles and test the integrity of the weld with a minimum of force being applied thereto.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.