US Patent 11534658 Exercise bike configured to fold and change at multiple angles

The present disclosure discloses an exercise bike capable of folding and changing at multiple angles. The exercise bike includes a base unit, a stand unit pivotally connected to a front end of the base unit, and a first resistance unit and a second resistance unit arranged on the stand unit and suitable for providing resistance for limbs when moving. The stand unit includes a lower riser that rotates in a first angle range relative to the base unit, and an upper riser that rotates in a second angle range relative to the lower riser.