WINDING SHAFT STRUCTURE OF SHUTTER

PROBLEM TO BE SOLVED: To provide a winding shaft structure which can reduce a generation sound at the contact of members for constituting a winding shaft, and is used in a shutter to which fireproof performance is required.SOLUTION: A winding shaft structure of a shutter comprises: an internal shaft...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	SHIMIZU KANAE
Format:	Patent
Sprache:	eng ; jpn
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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