Three-dimensional wall bumper wheel for use four-wheeled ball caster for hospital beds, comprises two ball segments, where two-wheeled ball caster is movably mounted along axis

摘要

The three-dimensional wall bumper wheel comprises two ball segments (1,2). The two-wheeled ball caster is movably mounted along the axis (A1,A2). The bumper wheels are placed on two sides. Pivot pins (3,4) are pivoted and movably placed in a bearing construction (5,6). The bearing construction is connected with a moving object (7) by supports (8,9). The bumper wheel projects, particularly divides the axis, corner angle of the moving object.