A method of controlling an electromagnetic actuator having an excitation coil and a movable armature is presented. An actuating event is triggered by applying a control signal to move said armature from a rest position thereof towards an actuating position...

Throttle valve assembly (10) comprising: - a valve housing (40) having a main channel (32) and an auxiliary channel (36), - a main throttle valve (34) pivotally mounted in the main channel (32), - an auxiliary throttle valve (38) pivotally mounted in the a...

The invention discloses an actuator arrangement (10) for use in a fuel injector, comprising: ¢ a piezoelectric actuator having a body section (12), said body section having a first end piece (14) and a second end piece (16); ¢ an encapsulation member (24...