Swing type cover opening and closing device for mobile phone
US8185172B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 1, 2008 |
| Grant date | May 22, 2012 |
| Priority date | — |
| Expiry date | Sep 1, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/0227
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
According to an exemplary embodiment of the invention, a swing-type cover opening and closing device for a mobile phone, in which in which the mobile phone that is composed of a main body and a cover and where a hollow shaft formed in the cover is pivotably supported on the main body to pivot the cover in a clockwise or counterclockwise direction around the hollow shaft, includes: i) a fixation plate that is fixed to one side of the main body in correspondence with the hollow shaft, and includes a through-hole through which the hollow shaft passes and a ring-shaped protrusion integrally formed on the periphery of the through-hole; ii) a rotating body that has a disk shape with a hollow space, is pivotably joined to the ring-shaped protrusion, and is locked to the cover with the hollow shaft fitting in the hollow space; iii) a cover member that includes a support hole corresponding to the hollow space and is joined to the fixation plate while supporting the outer periphery of the rotating body through the support hole; and iv) an elastic unit of which both ends are pivotably joined to the fixation plate and the rotating body, respectively, to provide elastic force to the rotating bo…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.