Patents by Inventor Markus PUCHINGER

Markus PUCHINGER 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).

  • Mechanical wheelchair drive and wheelchair having such a mechanical wheelchair drive
    Patent number: 12239586
    Abstract: The invention relates to a mechanical wheelchair drive, comprising a rotatably mounted lever, a handle fastened to the lever, and a force transfer unit for transferring rotational motion of the lever to a wheelchair wheel, wherein the lever has a variable length and is guided along a closed guide of a guide plate, said guide deviating from the circular form, such that the length of the lever changes during the rotational motion.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: March 4, 2025
    Assignee: TECHNISCHE UNIVERSITAET WIEN
    Inventors: Margit Gfoehler, Nithin Babu Rajendra Kurup, Markus Puchinger
  • MECHANICAL WHEELCHAIR DRIVE AND WHEELCHAIR HAVING SUCH A MECHANICAL WHEELCHAIR
    Publication number: 20210290458
    Abstract: The invention relates to a mechanical wheelchair drive, comprising a rotatably mounted lever, a handle fastened to the lever, and a force transfer unit for transferring rotational motion of the lever to a wheelchair wheel, wherein the lever has a variable length and is guided along a closed guide of a guide plate, said guide deviating from the circular form, such that the length of the lever changes during the rotational motion.
    Type: Application
    Filed: July 16, 2019
    Publication date: September 23, 2021
    Inventors: Margit GFOEHLER, Nithin Babu Rajendra KURUP, Markus PUCHINGER