Hinge device with dual shaft
US10480227B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2019 |
| Grant date | Nov 19, 2019 |
| Priority date | — |
| Expiry date | Jun 13, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F1/1681
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A dual-shaft hinge device including a base and two rotatable plates connected to two lateral sides of the base. Each of the first rotatable plate and the second rotatable plate have a semicircular portion on which a plurality of teeth are disposed. A first rotatable rod and a second rotatable rod are disposed in the base. First gear teeth are disposed at one end of the first rotatable rod and mesh with the teeth of the first rotatable plate, and second gear teeth are disposed at one end of the second rotatable rod and mesh with the teeth of the second rotatable plate. An even number of gear rods are disposed in the base and mutually meshed with each other. Two lateral plates are connected to the base to position the aforementioned elements to the base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.