Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
B60B37/00—Wheel-axle combinations, e.g. wheel sets
B60B37/06—Wheel-axle combinations, e.g. wheel sets the wheels being integral with, or rigidly attached to, hollow axles
B60B37/08—Wheel-axle combinations, e.g. wheel sets the wheels being integral with, or rigidly attached to, hollow axles the hollow axles being rotatable around fixed axles