Pushbutton switch cover sheet
US7829810B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 27, 2008 |
| Grant date | Nov 9, 2010 |
| Priority date | — |
| Expiry date | Apr 5, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2221/08
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention provides a pushbutton switch cover sheet formed by using a thin metal plate, in which damage or deformation, such as bending or denting, of the thin metal plate is prevented, thereby making it possible to continuously maintain a satisfactory design. The pushbutton switch cover sheet comprising: a plurality of display portions; a plurality of depressing-operation portions for effecting key input on the display portions, respectively; a base sheet formed of a rubber-like elastic material; and a thin metal plate provided on the base sheet, wherein a reinforcing member formed of a polymeric material is provided for each depressing-operation portion so as to be adjacent to the thin metal plate in a direction of a thickness of the thin metal plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.