US Patent 10369416 Resistance device and exercise equipment having the same

An exercise equipment includes a torque generating mechanism, and a resistance adjusting mechanism including a resistance applying unit that includes a fixed seat, a contact member pivotally connected to the fixed seat, a first link pivotally connected to the fixed seat, and a second link pivotally connected between the first link and contact member, a resistance sensing unit that includes a magnetic member mounted to the second link and movable relative to the first link, and a Hall sensing module mounted to the first link, and disposed for outputting a sensing signal generated by magnetic field variation induced by a relative movement between the Hall sensing module and the magnetic member.