US Patent 10414422 Infant wagon having improved convenience of use

Provided herein is an infant wagon having improved convenience of use, wherein the infant wagon includes a front frame, a rear frame, a support frame, side frames, a front handle frame, and a rear handle frame, and is configured such that the axial distance between front wheels and rear wheels thereof is reduced, whereby it is possible to easily switch between a usage mode and a storage mode, such that the structure of the wagon wheel unit is simplified to reduce production costs, whereby it is possible to achieve product competitiveness, such that, when the wheels are worn or damaged, it is possible to easily replace the wheels, and such that the front wheels and the rear wheels are compatible with each other and are interchangeable.