Mobile phone camera extension-and-retraction device and mobile phone
US10785353B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 4, 2018 |
| Grant date | Sep 22, 2020 |
| Priority date | — |
| Expiry date | Dec 10, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2250/52
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A mobile phone camera extension-and-retraction device (100) and a mobile phone, wherein, the mobile phone camera extension-and-retraction device (100) comprises a driving unit (1), a reversing gear mechanism (2), a connecting drive mechanism (3), a control module and a shell (4), the driving unit (1) is controlled to rotate forwardly or reversely by the control module, thereby driving the first planetary pinion (22) or the second planetary pinion (23) of the reversing gear mechanism (2) to mesh with the second drive gear (31) of the connecting drive mechanism (3), and driving the rack member (32) for straightly reciprocating movement, such that the mobile phone camera fixedly connected to the rack member (32) extends or retracts automatically.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.