Patent ID: 6389619
Filing Date: 2002-05-21
Classification: A61G

Abstract:
An invalid lifting device comprising:a mobile chassis (10); a lifting mechanism (15); and a sling (34) connectible to the lifting mechanism (15) to at least assist in raising a seated person to a standing or substantially standing position, wherein the lifting mechanism (15) comprises: a lifting arm (26); an actuating device (27) operative to raise and lower the lifting arm (26), the lifting arm (26) being pivotable about first and second horizontal axes (31a and 31b), the first horizontal axis (31a)being substantially fixed and being further from a projecting end of the lifting arm (26) than the second horizontal axis (31b); and means (28, 29) defining a guide path along which the second horizontal axis (31b) is caused to move as the actuating device (27) raises and lowers the lifting arm (26).