PURPOSE: To efficiently execute a series of work consisting of transport, assembling, removal, and disposal by constituting a roof plate, a bottom plate, right and left side plates, and a rear plate so as to mutually attached/detached them.
CONSTITUTION: A heat resisting door and a main door are rotatably integrated on the front of a casing consisting of the proof plate, the bottom plate 3, side plates 4, and the rear plate to constitute an outer case. Each of the plates is constituted of a sandwich panel filled with a foaming heat resisting material 22 in its inside. A rugged joint 23 is formed on the joined part of respective plates and rubber packing is applied to the joint 23 so as to assemble respective plates without generating gaps. These joints 23 are joined by plural connecting fittings 24 fixed to the end parts of respective plates. Each connection fitting 24 is constituted of a hook fitting 25 embedded in the side wall 4 and a hook receiving fitting 26 embedded into the bottom plate 3.
WATANABE HIROSHI
KAZAHAYA MASAYUKI
