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 ES120599UpriorityCriticalpatent/ES120599Y/en
Publication of ES120599UpublicationCriticalpatent/ES120599U/en
Application grantedgrantedCritical
Publication of ES120599YpublicationCriticalpatent/ES120599Y/en
Wood drill bit holder characterized in that the body of the drill holder has a frustoconical blind hole with a cylindrical extension on the bottom where the jaws that comprise a curved and frustroconical side and the other two straight sides have a truncated-pyramidal side. These straight sides a transverse hole facing the adjacent jaw between which an antagonistic spring is housed that tends to separate them according to the depth in which the jaws are housed in the frustoconical hole of the body of the drill holder caused by the threading of this with the glass in whose central hole there are some guide tips integral with the jaws. (Machine-translation by Google Translate, not legally binding)
ES120599U1966-03-281966-03-28
WOOD DAM DRILL CHUCK.
ExpiredES120599Y
(en)