Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 13, 2019
Patent Application Number
15326554
Date Filed
July 18, 2014
Patent Citations Received
Patent Primary Examiner
Patent abstract
An actuating device having a longitudinal shaft, an internal sleeve, an external sleeve, internal screw connecting means provided between the longitudinal shaft and the intermediate sleeve, external screw connecting means provided between the intermediate sleeve and the external sleeve. The direct efficiency of the internal screw connecting means is higher than the direct efficiency of the external screw connecting means. The self-releasable coupling means are provided between the longitudinal shaft and the internal sleeve.
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