Patent · US Active

Apparatus including a plurality of keys having in-use and stowed configurations

US8226310B2 · kind B2 · utility

2Cited by

10References

15Claims

0Family size

Assignee

Nokia · FI

Inventors

Silas Grant · London, GB
Chee Yee Wong · London, GB
Daniel Gratiot · Bern, CH
Tom Eaton · Gloucester, GB

Key dates

Filing date	Mar 10, 2009
Grant date	Jul 24, 2012
Priority date	—
Expiry date	Sep 7, 2030

Classification

Technology area (CPC H)Electricity
CPC primaryH01H9/0242
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An apparatus including: a plurality of keys each having an in-use configuration and a stowed configuration, wherein a key when in the in-use configuration is configured to travel between a first relatively raised position and a second relatively lowered position under a user applied force and is configured to return to the first relatively raised position after removal of the user applied force and wherein a key when in the stowed configuration is unable to travel to the first relatively raised position.

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