UNIVERSITY OF TECHNOLOGY, SYDNEY;MOBILITY 2000 (AUSTRALIA) LIMITED
发明人:
BEHRENS, MICHAEL
申请号：
CA2976645
公开号：
CA2976645A1
申请日:
2016.02.16
申请国别(地区):
CA
年份:
2016
代理人:
摘要：
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.
