Window-viewing type fully-buried door

The utility model discloses a window-viewing type fully-buried door which comprises a wall plate, a through opening is formed in the surface of the wall plate, a positioning plate is fixedly connected to the inner wall of the through opening, a sealing groove is formed in the front face of the posit...

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Bibliographische Detailangaben
Hauptverfasser:	SHAO LIAO, PEI XIANGLIANG, LIU LIANGZHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS ORWINDOWS COLD ROOMS COMBINED HEATING AND REFRIGERATION SYSTEMS COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHERSUBCLASS 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 HEAT PUMP SYSTEMS HEATING ICE-BOXES KEYS LADDERS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM LIGHTING LIQUEFACTION SOLIDIFICATION OF GASES LOCKS MANUFACTURE OR STORAGE OF ICE MECHANICAL ENGINEERING PERFORMING OPERATIONS REFRIGERATION OR COOLING REFRIGERATORS SAFES TRANSPORTING WEAPONS WINDOW OR DOOR FITTINGS
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