Furnace trolley for goods being dried and fired has wheel axles in two parallel horizontal planes with those in same plane parallel and spaced out from each other

摘要

The furnace trolley rolls along on its wheels (e.g. 9.1, 9.2, 11.1, 11.2), the axles (e.g. 13.1, 13.2, 19.1) of which are in two parallel horizontal planes (e.g. 15). The axles within each plane are parallel and spaced out from each other. The axles in one plane are set at an angle of 90 deg to those in the other plane.