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 ES0062545UpriorityCriticalpatent/ES62545Y/en
Publication of ES62545UpublicationCriticalpatent/ES62545U/en
Application grantedgrantedCritical
Publication of ES62545YpublicationCriticalpatent/ES62545Y/en
Expansible head screw, characterized in that it is provided with an internal pin that extends longitudinally through the body of the screw in such a way that when this is inserted in its housing, the pin plunges inside the screw, opening the inner head thereof. it is thus immobilized in the position that corresponds to it. (Machine-translation by Google Translate, not legally binding)
ES0062545U1957-11-051957-11-05
Expandable head lathe
ExpiredES62545Y
(en)