can also be mounted on the backhoe boom as shown in fig1 a loading means 89 substantially the same as loading means 4 of fig1 is mounted on the backhoe frame and can extend transversely to either side of the backhoe loader alternatively the loading means 89 can be mounted on the supporting frame 87 to extend forwardly over and above the loader loading means 89 is equipped with a chute 8 similar to that of fig1 fig4 is the side view of a digging wheel 25 with tiltable blades 26 34 33 mounted on pivots 29 between a pair of side plates holders 27 holders 27 are fixed on shaft 35 which 35 is journalled on frame 39 of the accessory bolts 32 are connected to the inner edge of blades 26 and support rollers 31 which run in guide rail 30 mounted on frame 39 the guide rail has such a shape that the blades 26 34 33 will be moved by the rollers 31 and bolts 32 into the radial digging position 26 33 when digging and circumferentially outward into an emptying position 26 34 if the wheel rotates by the hydraulic motor not shown the blades 26 are sized curved and suspended in such a way that during the tilting movement the inside edge 63 of the blade which is positioned in front of a following blade will pass along the front curve of this following blade cleaning it and emptying its pocket while blade 26 is in the outside position its rear side passes alongside and is cleaned by scraper 68 during the tilting movement slots 28 in.