| 摘要 |
Selective actuation device ( 1 ) including an actuator ( 5 ) operating on an actuation mechanism ( 2 ). The mechanism ( 2 ) is equipped with at least one shaft ( 7 ) connected to a pusher element ( 8 ) to actuate a first operating group ( 12, 13 ) and with a rotating element ( 53 ) that moves between an activation mode, in which said element ( 53 ) acts on a second operating group ( 9, 10 ), and a rest mode where the activation of the first operating group ( 12, 13 ) is disengaged by the second operating group ( 9, 10 ).
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