Rotary mechanism for portable electronic device
US7991440B2 · kind B2 · utility
8Cited by
1References
12Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 26, 2008 |
| Grant date | Aug 2, 2011 |
| Priority date | — |
| Expiry date | Nov 12, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/307
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A rotatable connecting mechanism (100) includes a cover (10), a base (30), a toothed element (20) and an elastic element (24). The cover is rotatably mounted on the base (30). The toothed element (20) on a surface of the cover (10) facing to the base (30). The toothed element (20) defining a plurality of toothed grooves (222) around a peripheral wall thereof. The elastic element (24) having an engaging portion (2422) formed thereon and configured on a surface of the base (30) facing to the cover (10). The engaging portion (2422) rotatably engages 5 the plurality of toothed grooves (222).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.