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.
Mechanical wheelchair drive and wheelchair having such a mechanical wheelchair drive
2025-03-04
Patent
Electronic Resource
English
IPC: | A61G TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS , Transport, persönliche Beförderungsmittel, oder Lagerung besonders ausgebildet für Kranke oder Behinderte / B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |
Drive unit for a wheelchair and a wheelchair provided with such a drive unit
European Patent Office | 2020
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