Patent ID: 6765502
Filing Date: 2004-07-20
Classification: G06F

Abstract:
A keyboard device for hand input of data to an information processing system, including:a finger section including a plurality of grooves separated by finger guide portions, each of said grooves being arranged to accommodate a finger of an operator's hand and housing a plurality of keys; a thumb section including a group of keys arranged to be operated by a thumb of the operator's hand; and a palm support section located in front of said grooves and extending across the width of said grooves; wherein the plurality of keys is sequentially arranged in each of said grooves so as to be reachable by the outstretched or bent finger when the operator's hand is in contact with the palm support section and wherein at least one of said grooves includes a cam located at the end of the groove adjacent to said palm support section and formed to permit holding the keyboard device by a finger tip.