Sheet metal joining apparatus
US4658502A · kind A · utility
39Cited by
17References
14Claims
0Family size
Inventors
Key dates
| Filing date | Mar 19, 1985 |
| Grant date | Apr 21, 1987 |
| Priority date | — |
| Expiry date | Mar 19, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/4974
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method and apparatus for joining two adjacent sheets of metal the complementary engaging of a male die and a female die, during one stroke, only one of the two sheets is provided with incisions and the material of the other sheet is pressed through the area defined along the incisions and is extruded laterally beyond the edges thereof to form a rivet-type connection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.