Patent ID: 8344915
Filing Date: 2013-01-01
Classification: G06F

Abstract:
1. A keyboard, comprising: a base; and a plurality of keys arranged on the base, wherein at least a part of the plurality of keys is arranged in a plurality of steps in a depth direction of the keyboard, in the shape of a sector in such a manner that the keys closer to a central portion in a width direction of the keyboard are arranged backward whereas the keys closer to both end portions in the width direction of the keyboard are arranged forward, and at least a part of the plurality of keys being not arranged in the shape of the sector is arranged in a region which is adjacent to a key arranged in a most deep side of the at least a part of the plurality of keys arranged in the shape of the sector, which is deeper than the plurality of keys arranged in the shape of the sector, and whose width is narrower than a width of the shape of the sector.