INVALID CHAIR WHEEL WITH DIAMETRICALLY ROLLING CARRIAGE SEGMENTS HAVING THRUST SUPPORT IN FORM OF CORRUGATED RIMMED DISK

摘要

FIELD: medicine.SUBSTANCE: invalid chair wheel is provided with diametrically rolling carriage segments having a thrust support in the form of a corrugated rimmed disk. Wheel carriage consists of segments rolling by guided pins fastened with its one end on a disk of the smaller diameter arranged on an axis of the presented wheel on the side and fulfilling a function of a concentrator of all these pins. The carriage represents separate segments of one-piece rubber tires reinforced with reinforcing bars attached with one end to a wheel rim, while the other end of each segment is attached to a free end of each pin fulfilling a function of a segment rolling drive. The above segments are rolled by means of a lever handle scrolling the disk concentrating the pins whereto it is attached.EFFECT: facilitating invalid chair motion up and down the stairs.3 dwg