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|1. (WO2017037065) ACTUATION DEVICE FOR INTERNAL COMBUSTION ENGINE|
|Applicants:||VALEO SYSTEMES DE CONTROLE MOTEUR
|Title:||ACTUATION DEVICE FOR INTERNAL COMBUSTION ENGINE|
The invention relates to an actuation device (40) for an internal combustion engine, comprising a ball screw mechanism (10) that includes: - a nut (16); - a screw (17) that is kinematically connected to the nut (16); - balls (18) designed to ensure a relative movement between the nut (16) and the screw (17).