Patent ID: 7533591

Claim:
A fast-releasing controlling device of an actuator, the actuator having a motor means ( 6 ) and a transmission means ( 7 ), the motor means ( 6 ) comprising a casing ( 63 ), the transmission means ( 7 ) comprising a screw rod ( 71 ) and a base ( 72 , 73 ) covering on one end of the screw rod ( 71 ), the fast-releasing controlling device comprising: a clutching means ( 10 ) accommodated within the base ( 72 , 73 ), the clutching means ( 10 ) comprising a fixing base ( 11 ) connected to the screw rod ( 71 ) and a clutch ( 12 ) arranged to correspond to the fixing base ( 11 ); a turning means ( 20 ) accommodated within the casing ( 63 ), the turning means ( 20 ) comprising a swinging arm ( 21 ) pivoted to the base ( 72 , 73 ), one end of the swinging arm ( 21 ) arranged to correspond to the clutch ( 12 ) so as to control the clutching action of the clutch ( 12 ) relative to the fixing base ( 11 ); and a pulling means ( 30 ) comprising a pulling rod assembly ( 31 ), one end of the pulling rod assembly ( 31 ) accommodated within the casing ( 63 ) and connected onto the swinging arm ( 21 ), and the other end thereof penetrating out of the casing ( 63 ) and joined with a connecting block ( 35 ), while the pulling rod assembly ( 31 ) is moved by pulling the connecting block ( 35 ), the pulling rod assembly ( 31 ) causes the swinging arm ( 21 ) to swing, and the swinging arm ( 21 ) makes the clutch ( 12 ) disengaged from the fixing base ( 11 ).