Sound insulation and heat insulation door

The utility model relates to a sound and heat insulation door, which comprises a door frame and a door plate, and is characterized in that a framework 3 is sealed with a double layer plate 4, and interlayer of the double layer plate is divided into multi intercommunicated vacuum inner tubes 6, the f...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	GUANGYUN HE
Format:	Patent
Sprache:	eng
Schlagworte:	DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES LADDERS
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