Highly foamed coaxial cable
US8017867B2 · kind B2 · utility
2Cited by
15References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2008 |
| Grant date | Sep 13, 2011 |
| Priority date | — |
| Expiry date | Oct 13, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01B11/1839
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A highly foamed coaxial cable having an inner conductor disposed in the cable, a foamed insulator having porous cells surrounding the inner conductor, an outer conductor surrounding the insulator, and a sheath surrounding the outer conductor and the insulator, wherein the total area of macro cell which has a diameter of at least 300/M is larger than the total area of micro cell which has a diameter smaller than 300/M at cross section of cable.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.