System for the heat insulation of horizontal closure surfaces fo

Details System for the heat insulation of horizontal closure surfaces fo System for the heat insulation of horizontal closure surfaces fo

1975-09-05

1977-06-07

Nelson, Peter A.

176 87, 176DIG2, G21C 1306

Patent

active

040281787

ABSTRACT:
The system comprises an assembly of uniformly spaced horizontal plates extending parallel to a horizontal closure surface, an outer shell and a thick bottom plate suspended from the horizontal surface by means of spaced suspension members attached to the horizontal surface and to the thick plate respectively. The thick plate supports stacked metallic plates held in spaced relation and protected by a lateral shell which is capable of free expansion at the upper extremity and joined to said thick plate in leak-tight manner.

REFERENCES:
patent: 3595728 (1971-07-01), Robson
patent: 3715270 (1973-02-01), Jackson
patent: 3926722 (1975-12-01), Dupen
patent: 3945887 (1976-03-01), Lemercier

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