| 摘要 |
A temporary structure of a modular design comprising of a frame structure having at least one pair of generally parallel primary frame members or rafters, each member or rafter having a channel opening towards the other member to slidably receive side edges of a rigid or semi rigid panel member. A connecting system for connecting two or more beams and/or connectors together comprising: a) a first member locatable on or in an end of a first beam or connector and having a projection extending away from the first beam, the projection having an end which defines a necked head; and b) a second member having an opening to receive the projection of the first member and to retain the projection in a locked position within the necked end when the projection and the necked end are rotated relative to one another.
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