| 摘要 |
An electronic pen-like device 1 including a handheld barrel 3 with a stylus member 4 slidingly reciprocatable between an outwardly biased projecting position and a fully retracted position relative to the barrel on being depressed against a surface; a movement tracking apparatus 16 for tracking sideways movement of the stylus member across tge surface when depressed thereagainst to a partially retracted position between the extreme positions; and a sensor 28 for sending the arrival of the stylus member at the fully retracted position. |
