| 摘要 |
A drive wheel assembly (22) with associated method adapted for steering and maneuvering a dredging apparatus (10) in a body of water, the drive wheel assembly (22) including a carrier wheel (24), an orientation wheel (26), a pivotal member (34) connecting the carrier wheel (24) to the orientation wheel (26), and plurality of spade devices (40) connected to the outer portions respectively of the carrier (24) and orientation (26) wheels. |
