US Patent 12015400 Rotary switch device for vehicle

A rotary switch device for a vehicle includes a rotary dial module including a plurality of sensors, a material configured to react to a magnetic force, and a base module that generates a magnetic force greater than or equal to a threshold value to enable the rotary dial module to be attached to the base module and transmits detection results from the plurality of sensors included in the rotary dial module to an electronic device inside the vehicle when the rotary dial module is attached to the base module.