Shock hazard protection system
US6469881B2 · kind B2 · utility
17Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 2001 |
| Grant date | Oct 22, 2002 |
| Priority date | — |
| Expiry date | Sep 24, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02H5/083
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A system protects people and property against electrical shock, using immersion detecting circuits, broken wire test circuits, electromechanical circuit breaking devices including coil/plunger arrangements, and relay circuit breaking mechanisms cooperative with associated circuitry, all of which are able to be incorporated as a system wholly within the load or appliance, and its associated cord set, including a plug.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.