Wheel automatic adjustment mechanism and foldable motorized vehicle having same

A foldable motorized vehicle, comprising:

• a first front wheel;
• a second front wheel;
• a front wheel stem;
• and
• an automatic wheel adjustment mechanism mounted between the first front wheel and the second front wheel and the front wheel stem, the automatic wheel adjustment mechanism comprising:
• (a) a front wheel supporting shaft having a first end, a second end, a bearing housing positioned on the top center portion of the front wheel supporting shaft, a first connecting portion positioned on a first end of the front wheel supporting shaft, and a second connecting portion positioned on a second end of the front wheel supporting shaft;
• (b) a connecting member having a ring shaped body on a first end and a connecting shaft on a second end, wherein the connecting shaft extends upwards to form a connecting portion;
• and
• (c) a plurality of bearings mounted inside of the bearing housing,
• wherein outer races of the plurality of the bearings is fixed at the center portion of the front wheel supporting shaft inside of the bearing housing, the ring shaped body of the connecting member is connected to the lower end of the front wheel stem, the connecting shaft of the connecting member passes through and fixedly connected to the inner races of the plurality of the bearings.