ROLLER FOR MOVEMENT, CAPABLE OF NOTICEABLY REDUCING THE HEIGHT BY NOT FORMING A WEIGHT SUPPORT IN A CYLINDRICAL SHAPE WITH A CENTRAL HOLE

摘要

PURPOSE: A roller for movement is provided to move heavy moving object and to be installed at a space of low height.;CONSTITUTION: A roller for movement comprises a weight support plate(100), a ring type rolling unit(300), and a guide unit(400). The weight support plate supports the weight of a moving object(1) and has a flat plate shape. The ring type rolling unit is rotated centered on the weight support plate if the moving object moves along a fixing unit(2). The ring type rolling unit is formed to be rolled on the weight support plate. The guide unit guides the ring type rolling unit to right and left sides of the weight support plate without sliding. The ring type rolling unit includes a rolling member(310) and a link unit(320).;COPYRIGHT KIPO 2010