Key switch
US7345252B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 20, 2005 |
| Grant date | Mar 18, 2008 |
| Priority date | — |
| Expiry date | Oct 20, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2027/005
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A base head member has a cam body receiving portion in a center portion thereof, bridge portions are provided in both sides of the cam body receiving portion, a shaft bearing portion is provided in both the bridge portions, and the cam body is held in the base head member by receiving the cam body in the cam body receiving portion and bearing a cam shaft to the shaft bearing portion, and a contact portion is formed in right and left sides of a front face (a direction of pulling out an operation key) in a lower portion (a base portion) of a base main body, whereby the structure is made such as to receive a load applied to the cam shaft by a case from the contact portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.