Mechanism of unfolding of a reinforcement, in particular of a tent frame, and holding of this reinforcement in position extended

摘要

This mechanism (1) is applied to a frame comprising at least one post (2) and a sleeve (5) sliding along this post (2), this sleeve (5) being intended to be immobilized with respect to the post (2) in a position of verrouillage.selon the invention, the mechanism (1) comprises: - means (10, 11, 21) for holding arranged on the sleeve (5) on the one hand and on the post (2) on the other hand, adapted to come into engagement, so as to keep the sleeve (5) in an intermediate position remote from the said vernouillage position, and - of the displacement means (10, 11), including a reduction, making it possible to displace the sleeve (5) of said intermediate position to the said locking position.