Multi-directional input device
US10768658B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 7, 2019 |
| Grant date | Sep 8, 2020 |
| Priority date | — |
| Expiry date | Aug 7, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05G2009/04777
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
In a multi-directional input device, an upward convex spherical trapezoidal portion is provided at a lower end of an operation shaft projecting downward of a lower arm, a receiving portion for the upward convex spherical trapezoidal portion is provided in a case, the receiving portion has a receiving surface configured with a spherical surface having a radius of curvature identical to a radius of curvature of a spherical zone of the upward convex spherical trapezoidal portion, the receiving surface against which the spherical zone of the upward convex spherical trapezoidal portion is pressed downward by a compression coil spring, and the operation shaft is supported to be rotatable around the center of curvature of the receiving surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.