Patent ID: 8330628

Claim:
A handheld electronic device comprising: a keyboard having a first key having a first contact surface extending between opposed first key sides, and between a first key top and a first key bottom, and having a first cross-section between one of the first key sides and the other of the first key sides in which one of the first key sides meets the first contact surface at an obtuse angle, the first contact surface and the first key side meeting the first contact surface at an obtuse angle, together, defining a user tactile target; and a second key having a second contact surface extending between opposed second key sides, and between a second key top and a second key bottom, and having a second cross-section between one of the second key sides and the other of the second key sides in which one of the second key sides meets the second contact surface at a substantially right angle; the first and second keys being oriented such that one of the second key sides is adjacent to one of the first key sides.