Patent ID: 7808518

Claim:
An ink sheet cartridge comprising: an ink sheet unit including a sheet supply bobbin on which a longitudinal ink sheet is wound from one end thereof and a sheet winding bobbin on which the longitudinal ink sheet is wound from the other end thereof; a cartridge case to detachably receive the ink sheet unit, wherein the cartridge case comprises: a case body having a central opening portion disposed opposite to a main surface of the ink sheet unit so as to expose the center of the ink sheet; a driving sidewall portion disposed on one side of the case body so as to rotatably support driving shafts disposed on one end of the sheet supply and winding bobbins; and a supporting sidewall disposed on the other side of the case body so as to rotatably support supporting shafts disposed on the other end of the sheet supply and winding bobbins; and wherein the ink sheet unit includes a sheet case that receives the ink sheet wound around the sheet supply bobbin, wherein the ink sheet is drawn from the sheet supply bobbin of the sheet case to be wound around the sheet winding bobbin.