Patents by Inventor Teodoro Soldavini

Teodoro Soldavini has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4958482
    Abstract: The mowing machine, of the seated operator type, comprises a supporting frame which supports, at its central portion, a casing including a grass cutting assembly, and a seat for the operator.The main feature of the machine is that it further comprises, associated with the supporting frame, a front steering column supporting a driven front roller for displacing the machine, there being moreover provided a rear bearing roller and two further rear rollers to allow for the cutting assembly to track the unevenness of the ground, the two further rear rollers being suitable to stabilize the machine and improve its performance on not perfectly flat soils.
    Type: Grant
    Filed: May 22, 1989
    Date of Patent: September 25, 1990
    Inventor: Teodoro Soldavini
  • Patent number: 4512144
    Abstract: The apparatus comprises a blade rotating in a plane parallel to the ground and a casing, mounted at the front whereof on wheels and at the rear whereof on a roller, whereon an engine is mounted effective to drive the grass cutting blade and cause the apparatus to advance on the ground, an inlet chamber being further provided for sucking the cut grass and conveying it to a collecting hopper associated with the casing.The front portion of the collecting hopper is so designed as to be superimposed over the rear roller, at least partially, in such a way as to provide a main path for the cut grass flow and prevent the cut grass from obstructing the outlet portion of the screw.
    Type: Grant
    Filed: September 23, 1983
    Date of Patent: April 23, 1985
    Inventor: Teodoro Soldavini
  • Patent number: 4399647
    Abstract: The present invention relates to a motorized lawn-mower, provided with a rigid cut grass collecting vessel, including a removable bag.The lawn-mower comprises a discharging duct thereto there is coupled the collecting vessel, as provided with a grid member for the outflow of the cut grass conveying air stream, by means of double-hinge members.To a wing portion of these latter there is articulated the grid member which is thus effective to be removed and moved away from the vessel.Thus in the vessel a bag may be fitted, being made of a plastics or flexible material, and the top edge or rim portion thereof is turned over on the mouth of the vessel.The cut grass, upon discharging from the lawn-mower, is able of being collected by the bag, which can be easily closed and removed from the vessel.
    Type: Grant
    Filed: July 31, 1981
    Date of Patent: August 23, 1983
    Inventor: Teodoro Soldavini