Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 22, 2016
Patent Application Number
13703902
Date Filed
June 15, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to a novel screw tensioning device with a screw tensioning cylinder with a high-pressure hydraulic pump for pretensioning screws and loosening extremely secure pretensable screw connections and an accompanying control method.
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