Electronic variable speed drive having a protective cover between an opening door and electronic control and power systems
US5666268A · kind A · utility
34Cited by
9References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 13, 1996 |
| Grant date | Sep 9, 1997 |
| Priority date | — |
| Expiry date | Aug 13, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K7/14327
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic variable speed drive including a cabinet having an opening door, a power system supplied with power from an AC line voltage and delivering a voltage under the control of solid state power switches and an electronic control system controlling the solid state switches. The cabinet contains, behind the door, a protective cover which protects the electronic control system and the power system which are disposed behind it. When the door is open, the protective cover protects users from the control and power systems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.