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.)
EXCLUSIVAS PUBLIMEDIOS S A
Original Assignee
EXCLUSIVAS PUBLIMEDIOS S A
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 EXCLUSIVAS PUBLIMEDIOS S AfiledCriticalEXCLUSIVAS PUBLIMEDIOS S A
Priority to ES1973190346UpriorityCriticalpatent/ES190346Y/en
Publication of ES190346UpublicationCriticalpatent/ES190346U/en
Application grantedgrantedCritical
Publication of ES190346YpublicationCriticalpatent/ES190346Y/en
Screw prison, which being of the type that work by pressure and can present allen head, faceted philips, with a single mortise for flat screwdriver, or any other class, is characterized essentially because the end of its threaded shank has a truncated cone design, the lateral surface of said end being provided with a plurality of ribs with a large helical path and the smaller free base of the truncated cone being recessed so that its periphery is in a different plane from the rest of its surface. (Machine-translation by Google Translate, not legally binding)
ES1973190346U1973-04-051973-04-05
SET SCREW.
ExpiredES190346Y
(en)