Opening frame e.g. window, half-opening device, has retaining passageway with clearance authorizing pivoting movement of spacing unit along spacing degree with respect to plane in which spacing unit is extended in unstressed position

摘要

The device (1) has a locking distinct part (3) with a locking system (31) equipped with a locking retractable finger (32), and a longitudinal shape spacing unit (4) associated to a support part (2). The parting unit is cooperated with the finger. The support has a retaining passageway (21) that houses an end of the spacing unit. The passageway has a clearance authorizing a pivoting movement of the spacing unit along a spacing degree with respect to a plane (P) in which the spacing unit is extended in an unstressed position.