Patent ID: 11907441
Assignee: DELL PRODUCTS L.P.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. An information handling system comprising:
a processor operable to execute instructions to process information;
a memory interfaced with the processor and operable to store the information and instructions;
a display interfaced with the processor and operable to present the information as visual images; and
a mouse interfaced with the processor, the mouse having a position sensor coupled in a chassis, the position sensor operable to detect movement of the chassis to report the movement for cursor position control of a cursor presented at the display, the chassis formed as a unibody having a complete perimeter and accepting a bottom surface at an interior of the perimeter, the bottom surface holding the position sensor, the chassis having an inner frame coupled to an interior by a plastic coupler and without metal screws;
wherein the mouse further comprises:
a scroll wheel exposed at the upper surface of the chassis;
a ferromagnetic wheel coupled to the scroll wheel and having a circumference of plural spikes and valleys; and
a Halbach magnet disposed external to the ferromagnetic wheel to resist rotation of the scroll wheel by variable magnetic force as the spikes and valleys rotate past.