Patent ID: 8539683

Claim:
An engraving device that forms a desired image via a plurality of engraved marks in a surface of an object via a working tool, the engraving device comprising: a base comprising a retainer configured to removably retain the object; a carriage disposed above the base, the carriage configured to removably retain the working tool such that a portion of the working tool extends from an underside of the carriage towards the base; an X-direction displacement means for displacing the carriage along an X-axis, wherein the X-direction displacement means is disposed entirely above the underside of the carriage; a Y-direction displacement means for displacing the carriage along a Y-axis perpendicular to the X-axis, wherein the Y-direction displacement means is disposed entirely above the underside of the carriage; a Z-direction displacement means for displacing the carriage along a Z-axis toward and away from the base, wherein the Z-direction displacement means is disposed entirely above the underside of the carriage; and a support structure connected to the base, the support structure configured to support the X-direction displacement means, the Y-direction displacement means, and the Z-direction displacement means above the base.