Provision introduced for doors or similar seals are retractable

摘要

"Provision introduced Veda are retractable for doors or similar.Consists of a device specifically designed and developed to act in advance and retraction of a blade of rigid material in the form of a shield that blocks are lower than doors.Which belongs to the field of civil construction and comprises an embedded system of levers to close or open the door to actuate a mechanism which acts on a shield.As if it were a guillotine, advancing or retracting the same movement in the vertical direction, that is, when the door closes the mechanism moves forward, and when the door opens, the same retracts.Allowing not to interfere in the movement of pivotar the door; the seal are retractable for doors comprises a blade (2) of sealing.Driven by a walking stick (4) drive (horizontal axis) and mechanical device, mounted in a box (6) formed by this walking stick (4) that contains the thread without end.The vertical axis (5) with grooves, and solid blade (2) for sealing, and the crown bite in its external surface grooved in its internal surface, which engages the track and is transforming the movement.