Telephone main distribution frame cutover system
US4653092A · kind A · utility
2Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 3, 1985 |
| Grant date | Mar 24, 1987 |
| Priority date | — |
| Expiry date | Jul 3, 2005 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q1/14
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method and apparatus of converting or cutting over from an old or existing telephone company main distribution frame to a new digital/electronic main distribution frame. A specially designed tool apparatus, which enables practice of the method, results in a cutover system wherein multiple splicing operation into a main feeder cable are avoided, such multiple splicing operations having proven to be costly and service affecting in the telephony industry. With the relatively inexpensive tool of the invention, the cutover process is greatly simplified and accomplished more efficiently.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.