| 摘要 |
PURPOSE:To provide an economical travelling device by making its main components in commonly used types to be utilized for different kinds of the travelling devices, thereby providing travelling devices for multiple uses having their excellent designs by systematizing these travelling devices. CONSTITUTION:At least two strut parts 2, 2 disposed nearly parallel to each other and a back part 4 placed between these strut parts are formed. The lower parts of the strut parts are constituted such that different kinds of front and rear wheels exchanged according to the use can be fixed thereto, and one of at least strut parts 2, 2 and back part 4 are constituted such that different kinds of attachment members exchanged according to the uses can be fixed thereto. |
