| 摘要 |
A manually adjustable tractor wheel comprising a rim (24) and a disc (20) of octagonal shape having long and short sides (20a, 22) with pairs of bolts (36) connecting the short sides to Z-shaped lugs (26). (Figures 3-5.) In Figures 6-9 bolts (61 or 83) connect the short sides of the disc (50 or 70) to channel-shaped lugs (58 or 74). |
