Fastener for roller shutter, has fastener unit reaching active position in which fastener unit carries out fixing of fastener links on winding axle, and inactive position in which fastener unit releases fixing of fastener links from axle

摘要

The fastener (10) has fastener links (16, 18, 20) comprising a fixing unit (26) that is moved to a winding axle (14) in relation to the fastener link to obtain a shape of a fastener part (34). A fastener unit (36) is fixed to the winding axle and reaches an active position in which the fastener unit carries out the fixing of the fastener links on the winding axle, and an inactive position in which the fastener unit releases the fixing of the fastener links from the winding axle. The fastener part is plated against an upper surface (38) of the fastener links in the active position.