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.)
Hijos de Arturo Simon SA
Original Assignee
Hijos de Arturo Simon SA
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 Hijos de Arturo Simon SAfiledCriticalHijos de Arturo Simon SA
Priority to ES1977230133UpriorityCriticalpatent/ES230133Y/en
Publication of ES230133UpublicationCriticalpatent/ES230133U/en
Application grantedgrantedCritical
Publication of ES230133YpublicationCriticalpatent/ES230133Y/en
Fixation device, characterized by being constituted by a screw whose pin has a rectangular section of straight major sides and smaller curved convex sides in which the coarse thread is determined, and in the lower part of its head it has a radial rib that its purpose is to limit its rotation to a quarter of a turn, by making stops on reliefs provided at the mouth of the passage of one of the parts to be fixed; the other part to be fixed has a housing with a sectional passage coinciding with that of the screw shank, so that when it rotates in a quarter turn its threaded convex curved ends threaded or encased in the larger flat faces of the said housing . (Machine-translation by Google Translate, not legally binding)