摘要 |
<p>A bearing structure (1) has three arms (20,22,24) fixed at their intersecting ends (26,28,30) to the baseplate (60) of the central bearing (32) via fasteners (50). Each fastener has a pin (58) inserted into one of the arm securement slots on the baseplate and one of the spaced apart mounting holes (54-57) on each arm, extending the arm from the baseplate at any of different distances. The arms have free ends (34,36,38) abutted to the inner wall of the cubicle (3).</p> |