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 ES1971169368UpriorityCriticalpatent/ES169368Y/en
Publication of ES169368UpublicationCriticalpatent/ES169368U/en
Application grantedgrantedCritical
Publication of ES169368YpublicationCriticalpatent/ES169368Y/en
Improved binding, of the type formed by two lids joined to a spine, which comprise the set of sheets, fixed by transverse pins, formed by two attachable parts endowed with end heads, characterized in that one of the two parts of the pin has a tubular shape or solid with a cavity at its end not provided with head and the other has a central stem for snap-fit inside said cavity, the surfaces in contact of both parts having the appropriate configuration to increase the holding force . (Machine-translation by Google Translate, not legally binding)