WINDOW SHUTTER AND SASH WITH THE SAME

PROBLEM TO BE SOLVED: To provide a shutter enabling efficient ventilation at all times irrespective of use or nonuse of the shutter and eliminating a need for forming a hole for ventilation in a wall skeleton without using an air intake fan by using a shutter box. SOLUTION: A ventilation port 21 is...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TASHIRO TATSUICHIRO, YAMADA HIROMITSU
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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