A DEADLATCH DEVICE FOR DOORS OF VARIOUS TYPES, COMPRISING MEANS ADAPTED TO PREVENT LOCKING IN A CLOSED POSITION IN THE EVENT OF BREAKAGE

摘要

The present invention relates to the door various types of a latch lock unit, the equipment including latch, to allow to open and close at door, even if being fixed on the door of column, or there is also only, strengthen in hook region vertically there are the not protruding type of hook pin. Even if the device of the invention has been further provided be adapted to allow for it to open breakage in the case where in the closing of reset spring. Finally, the device of the invention be adapt to support longitudinal and transverse two to load and deferred to current safety regulation about resistance to longitudinal loading and transverse load.