Attachments for excavators; Bucket excavators; Double shell grippers for excavators; Excavators; Excavators (earth working machines); Excavators for hydraulic expansion machines; Loader buckets for excavators; Mini excavators; Trenchers (excavators); Diggers (machines); Earth diggers (machines); Articulated loaders; Loaders (machines); Shovel loaders (machines); Skid steer loaders; Tractor loaders; Fork lift attachments for front-end loaders; Front loaders for tractors