A transmission device for a wheelchair with a rehabilitation function includes a first transmission shaft, a second transmission shaft coaxial to the first transmission shaft, and a sliding member. The first transmission shaft includes a first engaging portion. The second transmission shaft includes a driving section. The sliding member is mounted around the driving section to permit synchronous rotation. The sliding member has a second engaging portion and is slideable between a transmission position in which the second engaging portion engages with the first engaging portion and a release position in which the second engaging portion disengages from the first engaging portion. A wheelchair includes two transmission devices associated with two rear wheels and two footrests. The footrests can be actuated when the rear wheels move.
Wheelchair with a Rehabilitation Function and Transmission Device Thereof
29.12.2016
Patent
Elektronische Ressource
Englisch
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 / F16H Getriebe , GEARING |
Wheelchair with a rehabilitation function and transmission device thereof
Europäisches Patentamt | 2018
|Europäisches Patentamt | 2022
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