Patents by Inventor ALEJANDRO ROTH

ALEJANDRO ROTH 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).

  • Publication number: 20200022853
    Abstract: The invention relates to a folding all-terrain electric wheelchair comprising: A triangular support structure (1) provided with two rear wheels (2), traction motors (3) joined to the rear wheels (2), at least two batteries (4), a chair formed by a removable seat (5) and a folding back (8), folding armrests (6) joined to the back (8), a remote or joystick (7), a hinged joint (10) arranged on the free end of the support structure (1) and which enables the assembly and fastening of either an urban wheel (11) or an all-terrain wheel (12), an anti-tipping assembly (15) fastened to the bearing structure (1) and suspension means (16) of the seat. A chair is achieved which is able to be used with maximum comfort on rough terrain, in urban areas, to be folded, to be transported very easily, and has symmetric and asymmetric suspension means, and a very light final weight.
    Type: Application
    Filed: November 15, 2018
    Publication date: January 23, 2020
    Inventor: ALEJANDRO ROTH BURELA
  • Publication number: 20190358114
    Abstract: An advanced physiotherapy walking assistant on wheels, reconfigurable for multiple medical rehabilitation and physiotherapy purposes to provide the user with adequate body support in an upright position, and optimal bipedal mobility. The walking assist device is equipped with calibrated helical springs, placed between an adjusting unit for vertical movement screw and the portal frames, thus providing a floating body support instead of a rigid support, in order to thus enable the accompaniment of the vertical thoracic movement resulting from walking, and a readjustment of the level of body support of the patient. The walking assist device comprises a base frame on four castor wheels, an articulatable upper rail frame assembly positioned by means of removable support tubes, assembly or portal frame for pelvic support, an assembly or portal frame for underarm support, and calibrated helical springs supported by two track portals.
    Type: Application
    Filed: November 20, 2018
    Publication date: November 28, 2019
    Inventor: ALEJANDRO ROTH