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Priority to ES84720UpriorityCriticalpatent/ES84720Y/en
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Publication of ES84720YpublicationCriticalpatent/ES84720Y/en
Processing Of Stones Or Stones Resemblance Materials
(AREA)
Abstract
Head for drilling machines characterized in that it comprises a prismatic box, open on one side and with a lid fixed by screws, which box has a pivoting shaft mounted on the outside and ends in the tool holder, this shaft having a pinion a conical group whose other pinion is wedged to another axis, at 90º with the previous one, which protrudes to the outside and ends in a tang capable of coupling to the drive device or to another tool holder. (Machine-translation by Google Translate, not legally binding)
ES84720U1960-12-141960-12-14
Improved head for drilling machines
ExpiredES84720Y
(en)
For association with an automatic machine tool, device for checking the length of cutting tools providing signaling by varying the characteristics of an oscillating circuit