Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES1968136084UpriorityCriticalpatent/ES136084Y/en
Publication of ES136084UpublicationCriticalpatent/ES136084U/en
Application grantedgrantedCritical
Publication of ES136084YpublicationCriticalpatent/ES136084Y/en
Chain supplementary closing, perfected, essentially characterized by the fact that in one of the coupling plates of the chain there is configured a box that internally houses a key-operated cylinder lock, by means of which lock the rod attached at will is retained at will. One of the ends of the chain appointment, which has at its other end of a hooking head provided on the stem of a spring that pushes a washer to engage in the elongated hole of the other retainer plate in whose orifice there is on the sides some stops, so that when the door is open, it is only possible to detach the chain from the aforementioned plate if the lock is operated with the key. (Machine-translation by Google Translate, not legally binding)
A procedure, with its corresponding mechanism, to facilitate opening in normal locks through remote drive (Machine-translation by Google Translate, not legally binding)