Abstract: A track unit for moving a ground work vehicle, comprising two elastic elements proximate to the front and rear ends, interposed between a monolithic upper portion of the structure that supports the driving wheel and a monolithic lower portion that supports two pairs of coaxial guiding wheels with parallel axles and resting rollers, means adapted to ensure a coplanar arrangement of the upper and lower portions of the structure being also provided.

Abstract: A machine for dyeing and drying stocking articles and like garments comprises a vessel for containing the stocking articles to be processed, a plurality of horizontally extending perforated diaphragms within the vessel on which stocking article cakes are stacked in superimposed layers, a tubular element penetrating centrally the perforated diaphragms and extending in the vessel in an axial direction up the mouth thereof, a driven propeller within the tubular vessel, a closing cover fixed detachably to the vessel, an inlet and outlet for a processing bath, heaters for heating the bath and an inlet and outlet for drying air. The perforated diaphragms have tiltable portions for allowing loading and unloading operations.