Apparatus for connecting and disconnecting subscriber premises line and incoming telephone company line
US5297199A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 20, 1992 |
| Grant date | Mar 22, 1994 |
| Priority date | — |
| Expiry date | Feb 20, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q2201/10
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A telephone jack includes a first pair of contact wires for connection to a subscriber premises line and a second pair of contact wires for connection to an incoming telephone company line, a pair of bridging members are mounted for insertion in the jack and into engagement with the first and second pairs of contact wires to interconnect the subscriber premises line and the incoming telephone company line and are for being withdrawn from the jack and from engagement with the first and second pairs of contact wires to disconnect the subscriber premises line from the incoming telephone company line to provide a demarcation point therebetween.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.