Patent ID: 8562007

Claim:
A walker ( 1 ; 100 ) comprising a base frame ( 20 ) supported by wheels ( 22 ; 122 ) and support rods ( 3 ; 4 ) mounted on the said base frame ( 2 ) to support, at suitable height, support means ( 7 ; 8 ; 107 ) designed to support the patient while walking, wherein the support rods ( 3 ; 4 ) are hinged mutually and to the base frame ( 2 ), in such a way to go from an operating position, in which the support means ( 7 ; 8 ; 107 ) are at a suitable height to support the patient, to a minimum volume position, in which the support means ( 7 ; 8 ; 107 ) are near the base frame ( 2 ), wherein the support rods comprise at least a lower rod hinged by means of a hinge to the base frame and at least an upper rod hinged by means of a pantograph mechanism to the lower rod, wherein the rods ( 3 ; 4 ) respectively comprise an external pipe ( 32 ; 42 ) inside of which an internal pipe ( 33 ; 43 ) is extended, in which the ends of the internal pipes ( 33 ; 43 ) are connected to corresponding elliptical shells ( 34 ; 44 ) and the external pipes ( 32 ; 42 ) are connected mutually by a connection rod ( 9 ) to form the pantograph mechanism ( 40 ).