US Patent 11642569 Multifunctional electronic resistance strength training fitness device

An exercise device comprising a metallic box, two motors mounted at left and right sides of the box, a mirror touch screen, a camera, a loudspeaker, two motors mounted at the left and right bottom of the box, movable arms at slide tracks at both sides, a voltage transformer for the mirror touch screen, and four drive boards for four motors. All these four motors connect with gear reducers. Four carriages ride on both sides of slide tracks. The upper left and right two carriages provide support for upper limbs exercise. The lower left and right two carriages provide support for lower limbs exercise.