| 摘要 |
The wheel (1) has toothed segments (4) made of polyurethane and releasably attached to a dimensionally stable ring (3). The ring is made of steel. Teeth of the segments are provided with an embedded metal corset i.e. steel corset. The metal corset is formed from strip material by a two-legged slider. A base plate of the toothed segments is made of steel. The base plate has a predetermined bending point in an area of tooth roots between the teeth of the segments. The ring has punched holes at appropriate places. |
