SELF-ORIENTING ROLL TO MOVE FURNITURE AND SO FORTH Russian patent published in 2009 - IPC B60B33/02 

FIELD: transport.

SUBSTANCE: self-orienting roll comprises, at least, one wheel driven horizontally via support seat that features vertical recess, open upward and axially shifted with respect to the shaft, to accommodate roll turning axle. Proposed roll comprises 1^st and 2^nd parts to be fitted into appropriate furniture seats. The 2^nd part has end smaller-diametre rod to form a ledge, sleeve fitted axially on the said rod to form a circular groove to receive flexible ring. Aforesaid ring, when extended, gets pressed to the recess wall.

EFFECT: reduced roll play in joint.

6 cl, 11 dwg