A step-climbing attachment for a wheeled chair, the attachment comprising a first wheel having at least a hub and a rim spaced from the hub, the hub and rim defining an inner region, a second wheel having a different diameter than the first wheel, and the second wheel being rotatably mounted to an extending arm, the extending arm being movable relative to the first wheel between a first position and at least one second position by a controllable mechanism, wherein the controllable mechanism is housed at least partially within the inner region of the first wheel, wherein the second wheel is driven by rotation of the first wheel.
本发明涉及一种用于带轮椅子的爬台阶附件,所述附件包括:第一轮,所述第一轮至少具有轮毂和与所述轮毂间隔开的轮圈,所述轮毂和所述轮圈界定内部区域;第二轮,所述第二轮具有与所述第一轮不同的直径;以及所述第二轮是可旋转地安装至延伸臂;所述延伸臂通过可控机构可相对于所述第一轮在第一位置与至少一个第二位置之间移动,其中所述可控机构至少部分地容纳在所述第一轮的所述内部区域内,其中所述第二轮是通过所述第一轮的旋转来驱动。
STEP-CLIMBING ATTACHMENT FOR A WHEELED CHAIR
用于带轮椅子的爬台阶附件
2020-09-18
Patent
Electronic Resource
Chinese
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 / B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS |