Patent ID: 7036231

Claim:
A sharpener for an oval pencil, comprising: a sharpener body formed with a blade holder; a guide collar formed with an oval bore defining a pencil-guiding channel having an axis; and rotatably mounted on said sharpener body for rotation substantially about said axis of said pencil-guiding channel; a shaving blade with a cutting edge fastened to said blade holder of said sharpener body and positioned with an axial offset relative to said guide collar and obliquely relative to said axis of said pencil-guiding channel; said blade holder having an inner surface formed with a concave guide contour adjacent said pencil-guiding channel, and said shaving blade projecting with said cutting edge into said concave guide contour; said guide contour and said guide collar being configured such that, when the pencil positioned in said pencil-guiding channel is rotated relative to said sharpener body, said axis of said pencil-guiding channel is guided on a substantially oval path relative to said cutting edge.