H - Electricity – 01 – H
Patent
H - Electricity
01
H
H01H 13/7057 (2006.01) H01H 13/715 (2006.01) H01H 13/83 (2006.01) H01H 13/84 (2006.01)
Patent
CA 2738526
According to one aspect, a keypad for an electronic device includes a plurality of switches and a plurality of keycaps. Each keycap has a plurality of external contact portions defining a full row of the keypad. Each external contact portion corresponds to one of the switches and includes at least one of a text-entry character and a functional character. Each of the external contact portions is movable to actuate the corresponding switch. The keypad further includes a plurality of keycap supports. Each keycap support is disposed between adjacent external contact portions. After one of the external contact portions has been moved to actuate the corresponding switch, at least one of the keycap supports engages the keycap having the one of the external contact portions to inhibit the keycap from actuating at least one of the other switches.
Research In Motion Limited
Ridout & Maybee Llp
LandOfFree
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