Telephone base with a display unit
US5187743A · kind A · utility
42Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 1992 |
| Grant date | Feb 16, 1993 |
| Priority date | — |
| Expiry date | Jan 23, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/0295
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A telephone base with a display unit having a housing which is pivoted to the base. To locate the display unit in any desired angular position in simple manner, the housing has a convex outer surface formed on a constant radius centered on the pivotal axis and a plurality of parallel grooves are provided upon the surface and extending axially. The grooves are engageable by a free end of a leaf spring which is mounted directly to the housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.