| 摘要 |
A cursor control device having a low profile characteristic is disclosed to include a module holder defining an accommodation space and a slot, an operation module having a carrier frame mounted in the accommodation space and inserted through the slot, a rolling roll rotatably and axially movably set in a rotation groove on the carrier frame outside the module holder, and a circuit module having a microprocessor and a sensor module mounted in carrier frame outside the rotation groove and electrically connected with the microprocessor for detecting the direction and amount of movement of the rolling roll. The rolling roll can be directly removed from the carrier frame by the user for cleaning or for a replacement. |
