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Lodewijks, G. (author), Drenth, K.F. (author)A supporting body (1) for an axially moving body such as a conveyor belt, a cable or a stepless escalator, comprising a roller (3) rotatable about a shaft (2) for the support of the body and at least a first support (4) in which the shaft of the roller is mounted for carrying the roller, wherein a second support is provided, wherein the first...patent 2004