Waterproof keyboard
US6542355B1 · kind B1 · utility
71Cited by
12References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 29, 2000 |
| Grant date | Apr 1, 2003 |
| Priority date | — |
| Expiry date | Mar 8, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2223/002
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Disclosed is a waterproof keyboard comprising a membrane made of waterproof material. Membrane is provided under the circuit unit being sealed to elastomer member by ultrasonic bonding or UV adhesive. Thus forms a space enclosed by elastomer member and membrane so as to seal circuit unit, between elastomer member and membrane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.