PATENT OF THE WEEK– WHEEL UNIT FOR A SLIDABLE INFANT CHAIR
The Wheel Unit For A Slidable Infant Chair was Hsiu-Hui Chiu (Tainan Hsien) on the 5th of November, 1991, bearing patent number US5062178A.
The present invention relates to ramps used for loading vehicles and more particularly to a portable lightweight foldable ramp. Accordingly, an object of this invention is to provide a wheel unit for a slidable infant chair. The present wheel unit can be assembled and disassembled with ease. The present wheel unit is easy to be assembled and disassembled so that it takes little time and labor in the process of being assembled and disassembled. The cost of package can be reduced. The present wheel unit can be packed separately from a slidable infant chair while being transported so as to save space and cost for transportation. If one of the present wheel units being equipped under an annular frame of a slidable infant chair should break down or be frazzled, it can be replaced by a new one. Thus, it is convenient and economical for a consumer.