Patent ID: 7876306

Claim:
A mouse device comprising: a main body including a base; a tilt wheel encoding mechanism including: a scroll wheel operable by a user; a wheel carrier including a first end, a second end, a triggering arm adjacent to said second end, a first support part arranged on said base for supporting said first end, a second support part arranged on said base for supporting said second end, and a receptacle for receiving said scroll wheel therein such that said scroll wheel is rotatable in said receptacle, wherein said triggering arm further includes an indentation; wherein said wheel carrier further includes a wheel carrier axle protruded from said first end thereof, and said first support part is a support plate having a notch for receiving said wheel carrier axle therein; wherein said wheel carrier further includes a vertical support plate at said second end thereof, and said second support part includes a confining recess for receiving said vertical support plate therein; and a multi-direction switch unit disposed under said triggering arm and including a triggering button, which is embedded into said indentation.