Patent · US Expired

Keyboard assemblies

US7038598B2 · kind B2 · utility

19Cited by
32References
35Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 9, 2002
Grant dateMay 2, 2006
Priority date
Expiry dateNov 7, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H2223/004
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A keyboard assembly having a housing with one or more openings in which keys are located. A circuit board is located inside the housing and adjacent to the keys such that striking the keys causes switches of the circuit board to be switched. A liquid resistant barrier is located between the keys and the circuit board, protecting the circuit board and/or other electronic components from being contacted by liquids spilled on the keyboard.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.