| 摘要 |
<p>A self-propelled four-wheel vehicle (1) for travel on land and/or on rails includes four hubs (9) for mounting of wheels including tires (6) for travel on land, four rail wheels (7) for travel on a railway, and four coupling assemblies, for detachably connecting the rail wheels to, outwardly of, and spaced from, the hubs. A kit for converting the vehicle for travel on rails includes, for each hub (9) of the vehicle, a rail wheel adapter (25, 44) including a flange (26, 45) for fastening to a rail wheel (7) and an axle portion (24, 46) extending transverse to the flange, a vehicle wheel adapter (10, 40) including a flange (15, 41) for fastening to a hub of the land vehicle and an axle portion (21, 42) extending transverse to the flange, and a coupler (12, 13) for coupling the rail wheel adapter to the vehicle wheel adapter.</p> |
