Electric equipment having insulation structure at welding parts
US8735724B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 17, 2011 |
| Grant date | May 27, 2014 |
| Priority date | — |
| Expiry date | Jun 13, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K2213/03
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric equipment of the present invention has an insulation structure at a welding part formed by joining end parts of a plurality of conductors with each other, the welding part having a rectangular cross section and being coated with an insulating coating, in which the insulating coating is voidless and has a coating thickness of 50 to 1000 μm in the welding part, and in which an edge cover ratio of the insulating coating is 20% or more.According to the present invention, the insulation performance of the insulation structure in which the welding part formed by joining the end parts of the plurality of conductors with each other can be improved, the welding part having a rectangular cross section and being coated with an insulating coating, and a highly reliable electric equipment can be provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.