Patent ID: 6752552
Filing Date: 2004-06-22
Classification: G06F

Abstract:
A keyboard or keyboard including at least three rows of keys including a top row which is remote from a user, a middle row, and a bottom row which is adjacent the user, each row having at least three keys including a left and a right end key, each key having an upper finger engaged surface of generally square or rectangular configuration so as to have top and bottom edge portions extending generally parallel to the rows, and left and ridge edge portions extending generally normal to the rows, and wherein the keys include:(i) a ridge on the top left end key adjacent the top edge portion thereof extending generally parallel to the rows, (ii) a ridge on the top left end key adjacent the left edge portion thereof extending generally normal to the rows, (iii) a ridge on the bottom left end key adjacent the left edge portion thereof extending generally normal to the rows, (iv) a ridge on the bottom left end key adjacent the bottom edge portion thereof extending generally parallel to the rows, (v) a ridge on the bottom right end key adjacent the bottom edge portion thereof extending generally parallel to the rows, (vi) a ridge on the bottom right end key adjacent the right edge portion thereof extending generally normal to the rows, (vii) a ridge on the top right end key adjacent the right edge portion thereof extending generally normal to the rows, and (viii) a ridge on the top right end key adjacent the top edge portion thereof extending generally parallel to the rows.