Coaxial electromagnetic swage coil
US5162769A · kind A · utility
1Cited by
6References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 22, 1991 |
| Grant date | Nov 10, 1992 |
| Priority date | — |
| Expiry date | Jan 22, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49801
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electromagnetic coil configuration used for swaging small tubing. The coil consists of a coaxial arrangement of an inner helical coil and an outer coil shaped as a hollow cylinder with one end open and the other end closed and connected by direct electrical contact to one end of the inner coil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.