AIR SPRING WITH FIREPROOF COVER

摘要

PROBLEM TO BE SOLVED: To provide an air spring that can improve flame retardant property while maintaining durability and mechanical characteristic.SOLUTION: An air spring with a fireproof cover includes: the air spring including an upper member 1, a lower member 2 disposed downward the upper member 1 and a diaphragm 3 disposed over the upper member 1 and the lower member 2; and a cylindrical fireproof cover 14 mounted with respect to the air spring so as to surround at least the diaphragm 3 in an airtight manner. The fireproof cover 14 has flame retardant property and the interior of the fireproof cover 14 is filled with an inert gas.SELECTED DRAWING: Figure 1