Portable digital communication apparatus with reversible dual-axis hinge
US7353050B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 23, 2004 |
| Grant date | Apr 1, 2008 |
| Priority date | — |
| Expiry date | Mar 24, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/52
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A portable digital communication apparatus including a first housing extending along a longitudinal direction; a second housing which is shorter than the first housing and which is adapted to be opened away from or closed on the first housing through sliding and rotation motions; and a dual-axis hinge device connecting the first and second housings to allow them to be rotated about a first hinge axis, which is provided in the first housing, and a second hinge axis, which is provided in the second housing and which is parallel to the first hinge axis, respectively, the dual-axis hinge device being adapted to be rotated to allow the upper and lower surfaces thereof can be reversed according to the sliding motion of the second housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.