Waterproof optical fiber cable
US4711523A · kind A · utility
38Cited by
1References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 15, 1987 |
| Grant date | Dec 8, 1987 |
| Priority date | — |
| Expiry date | Apr 15, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01B7/288
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An optical fiber cable comprising a water blocking layer, an optical fiber disposed inside the water blocking layer and a water blocking material filling the space between the water blocking layer and the optical fiber, the water blocking material comprising a grease having a worked penetration of 85 to 475 as measured according to ASTM-D-712 at room temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.