Flywheel device of roller shutter door

The utility model relates to the technical field of roller shutter door flywheels, and discloses a roller shutter door flywheel device which comprises a flywheel, a plurality of sets of positioning holes distributed at equal intervals are formed in the surface of the flywheel, a bearing is fixedly i...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	XIE CHUNRONG
Format:	Patent
Sprache:	chi ; 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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