| 摘要 |
The present invention relates to a toy construction system comprising building elements of a first type that has a pair of opposed walls that define a space between said opposed walls, wherein those sides of the walls that face towards the space are provided with protruding ribs, and building elements of a second type that have a coupling head which may, by a snap-effect with protruding ribs, be received and releasably secured in the space between the walls on a building element of the first type, wherein said system further comprises building elements of a third type with coupling studs, wherein building elements of the first type or the second type have a cavity for releasably receiving and securing coupling studs on building elements of the third type. |
