Modular telephone jack
US4699443A · kind A · utility
28Cited by
7References
10Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | May 15, 1986 |
| Grant date | Oct 13, 1987 |
| Priority date | — |
| Expiry date | May 15, 2006 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R24/64
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to a modular jack for telephone equipment. The jack has a pair of switch contact springs which are activated only when a plug of a specific shape is inserted into the jack.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.