Coaxial cable with improved properties
US3968463A · kind A · utility
25Cited by
8References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 24, 1974 |
| Grant date | Jul 6, 1976 |
| Priority date | — |
| Expiry date | Jul 24, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49016
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A coaxial cable having improved mechanical and electrical properties comprising an inner conductor; an outer inert gas blown cellular ethylene or propylene polymer dielectric layer having in unexpanded form a density of about 0.86 to 0.96 grams per cubic centimeter, a melt index of about 0.05 to 10 decigrams per minute and an expanded density up to 0.6 grams per cubic centimeter, said core member having a dissipation factor value of .ltoreq. 250 microradians at an electrical transmission frequency range of from 50 to 300 mega Hertz; and an outer coaxial conductor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.