This invention provides a three-dimensional conveyance system for automatically conveying card, chit, medicine or the like from one position to other position in a general hospital or the like. Conveyance in each of stories is carried out in accordance with a linear induction motor system which is effective for conveying article accommodated in a container case while the latter is carried on a moving body. The adjacent stories are connected to one another with the use of suitable vertical conveyance device by which container cases can be conveyed therebetween. Further, this invention provides a container case usable for the conveyance system includes a pair of guide rails and a flexible lid and by sliding the lid along the side wall surfaces of the housing of the container case, the upper open end of the container case can be opened or closed. The container case is provided with a locking mechanism in order to assure that the lid is kept in the closed state.
