Patent ID: 7376841

Claim:
A portable data processing system, comprising: a chassis base unit with a hand impression disposed on a bottom surface of the chassis base unit, wherein the chassis base unit and the hand impression are part of a monolithic structure, and wherein the bottom surface of the chassis base unit is substantially flat; a chassis cover unit pivotably fastened to the chassis base unit; and a sensor disposed in the hand impression, responsive to contact by a user, for enabling or disabling a processing unit in the data processing system; wherein an intersection of a medial lateral axis of the chassis base unit and a medial longitudinal axis of the chassis base unit is within an orthogonal projection of the hand impression extending from a border of the hand impression; wherein the hand impression further includes a hand shaped imprint disposed on the bottom surface of the chassis base unit; and wherein the hand impression comprises a palm impression and five conjoined finger impressions extending from the calm impression.