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.)
Phillips Screw Co
Original Assignee
Phillips Screw Co
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 Phillips Screw CofiledCriticalPhillips Screw Co
Priority to ES0033182UpriorityCriticalpatent/ES33182U/es
Publication of ES33182UpublicationCriticalpatent/ES33182U/es
Hand Tools For Fitting Together And Separating, Or Other Hand Tools
(AREA)
Abstract
Tornillo especial de cabeza hundida, caracterizado por tenar una hendidura, que se prolonga dentro de su extremo superior y a lo largo de su eje longitudinal, y está constituido por una parte central y muescas que irradian de ella, y las paredes de las cuales convergen entre sí hacia el exterior de la parte central citada, de modo tal que sus intersecciones con un plano normal a dicho eje forman un ángulo no superior a 4 grados.
ES0033182U1952-06-081952-06-08Tornillo especial de cabeza hundida
PendingES33182U
(es)