Nested insulating tube assembly for a coil lead
US7405361B1 · kind B1 · utility
3Cited by
12References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 19, 2003 |
| Grant date | Jul 29, 2008 |
| Priority date | — |
| Expiry date | Feb 19, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K3/505
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A multiple spiral tube assembly having a plurality of nested tubes, each of a different size and made of an insulating material. One tube is inserted within another tube to form a flexible, multiple-layer tube assembly. The tubular assembly is slipped over an electrical conductor to form a flexible, multi-layer, thick wall construction for coil lead insulation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.