Portable electronic device
US9030813B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 12, 2013 |
| Grant date | May 12, 2015 |
| Priority date | — |
| Expiry date | Jan 24, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F1/1681
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A portable electronic device includes a tablet PC, a base panel and two supports. Two opposite ends of each support are respectively pivoted to the tablet PC and the base panel through a first pivotal portion and a second pivotal portion. The second pivotal portion includes a shaft rod fastened on one end of the support, a retractable spring, a fixed cam fastened on the base panel, and a rotary cam. The retractable spring, the fixed cam and the rotary cam are sleeved on the shaft rod. The fixed cam includes three first peaks, and a first cave is formed between any two of the first peaks. The rotary cam is rotated along the supports, abutted against the fixed cam and the retractable spring. The rotary cam includes three second peaks, and a second cave is formed between any two of the second peaks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.