Patent ID: 7557737

Claim:
A wireless cursor control device for use with a computer system, comprising: a main body for generating a wireless signal to control a cursor of said computer system; a wireless signal receiver for receiving said wireless signal; a storing portion disposed in said main body for accommodating said wireless signal receiver, wherein said storing portion comprises a first indentation structure and a second indentation structure in the bilateral side thereof and a third indentation structure and a roof structure above said third indentation structure for facilitating positioning said wireless signal receiver within said storing portion; a supporting member having a first part and a second part to be respectively engaged with said first indentation structure and said second indentation structure according to a restoring force per se, and comprising a first protrusion structure and a second protrusion structure to be sustained against said wireless signal receiver and a third protrusion structure to be engaged with said third indentation structure when said first part and said second part of said supporting member are engaged with said first indentation structure and said second indentation structure, respectively.