Keyboard apparatus
US10311847B2 · kind B2 · utility
3Cited by
9References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 2018 |
| Grant date | Jun 4, 2019 |
| Priority date | — |
| Expiry date | Mar 19, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10H1/346
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A keyboard apparatus includes: a key; a frame; and a connecting portion configured to connect the key and the frame to each other. The connecting portion includes a flexible member having a rod shape and having flexibility that enables the key to pivot with respect to the frame. The flexible member includes a portion that, in entirety of a range of pivotal movement of the key, maintains a state in which a length of a line extending along a neutral axis of the flexible member between two points located on the neutral axis is greater than a length of a straight line connecting the two points to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.