Gear-shift arrangement for a wheelchair wheel

A wheel assembly comprising a wheel (5) for a wheelchair (1), a gripping ring (6) connected to the wheel, and a gear-shift arrangement (7; 10; 40; 70); the wheel being provided with a wheel axle (17; 47; 77); the gear-shift arrangement being configured to change a gear ratio between the wheel and th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Åkerfeldt, Dan, Didner, Nils
Format:	Patent
Sprache:	eng
Schlagworte:	CHAIRS FOR DENTISTRY CYCLES FUNERAL DEVICES HUMAN NECESSITIES HYGIENE LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS MEDICAL OR VETERINARY SCIENCE OPERATING TABLES OR CHAIRS PERFORMING OPERATIONS POWERED PROPULSION OF SLEDGES OR RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES TRANSPORT OR ACCOMODATION FOR PATIENTS TRANSPORTING
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