| 摘要 |
The present invention provides an idler roller (4, 5, 6) for supporting a n endless belt (2) in a roller conveyor (1), said idler roller (4, 5, 6) inc luding a frame (7) for mounting the idler roller (4, 5, 6) to the conveyor ( 1); a support shaft (8) mountable to the frame (7) for supporting the idler roller (4, 5, 6); and a roller casing (9) rotatably mountable to the shaft ( 8) by a bearing assembly (10), the bearing assembly being substantially encl osed within the roller casing, wherein the idler roller (4, 5, 6) is cantile vered to the conveyor (1) such that the bending moment of a load exerted on the roller casing (9) is displaced onto the bearing assembly (10). A roller conveyor (1) is also provided, which includes an endless belt (2) for transp orting a bulk material (3) and a plurality of idler rollers for supporting t he endless belt (2), wherein one or more of the idler rollers (4, 5, 6) are in accordance with the invention.
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