Rectifier device for three-phase generators in vehicles
US5331231A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 5, 1992 |
| Grant date | Jul 19, 1994 |
| Priority date | — |
| Expiry date | Mar 5, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/0002
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The rectifier device has a metallic front cooling plate and a rear cooling plate spaced from each other and extending parallel to each other; positive diodes arranged on one cooling plate and negative diodes arranged on the other cooling plate; a printed circuit board made of insulating material fastened between the cooling plates and having conductors for connecting the diodes with each other and also with a three-phrase generator; electrical connection device for making electrical connection with the front cooling plate comprising a threaded bolt having a flange, an annular shoulder and an axial pin projecting into an opening of the rear cooling plate, the threaded bolt being pressed in a hole in the front cooling plate and the flange and shoulder being dimensioned so that the annular shoulder contacts on a rear side of the front cooling plate, and a nut screwed on the threaded bolt from a front side of the front cooling plate to secure the threaded bolt in the hole; and an insulating material bush received in the opening for electrically insulating the threaded bolt from the rear cooling plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.