Beverage device comprising: - an upper sub-assembly comprising a brewing interface head and, - a lower sub-assembly comprising a capsule receiver for being engaged by the brewing interface head between a capsule handling position and a closure head position, wherein the upper sub-assembly is hinged on the lower sub-assembly to be pivotally movable between said two positions, wherein the brewing interface head comprises a frame and a brewing interface member; said interface member being arranged to be movable relative to the frame between a disengaging-to-capsule position and an engaging-to-capsule position, wherein it comprises latch means, associated to the brewing interface head and the capsule receiver, which are arranged for latching the brewing interface head to the receiver in the closure head position and, it comprises displacement means of the brewing interface head for moving the brewing interface member between the disengaging-to-capsule position and the engaging-to-capsule position, wherein the latch means and displacement means are arranged to enable the brewing interface head to be latched to the receiver by the latch means in the closure head position while the interface member is arranged in the disengaging-to-capsule position; and to enable the displacement means to move the brewing interface member from the disengaging-to-capsule position to the engaging-to-capsule position when the brewing interface head is latched in the closure head position by the latch means, characterized in that the device comprises a security locking system for blocking the displacement means as long as the brewing interface head is not latched by the latch means in the closure head position. - an upper sub-assembly comprising a brewing interface head and, - a lower sub-assembly comprising a capsule receiver for being engaged by the brewing interface head between a capsule handling position and a closure head position, wherein the upper sub-assembly is hinged on the lower sub-assembly to be pivotally movable between said two positions, wherein the brewing interface head comprises a frame and a brewing interface member; said interface member being arranged to be movable relative to the frame between a disengaging-to-capsule position and an engaging-to-capsule position, wherein it comprises latch means, associated to the brewing interface head and the capsule receiver, which are arranged for latching the brewing interface head to the receiver in the closure head position and, it comprises displacement means of the brewing interface head for moving the brewing interface member between the disengaging-to-capsule position and the engaging-to-capsule position, wherein the latch means and displacement means are arranged to enable the brewing interface head to be latched to the receiver by the latch means in the closure head position while the interface member is arranged in the disengaging-to-capsule position; and to enable the displacement means to move the brewing interface member from the disengaging-to-capsule position to the engaging-to-capsule position when the brewing interface head is latched in the closure head position by the latch means, characterized in that the device comprises a security locking system for blocking the displacement means as long as the brewing interface head is not latched by the latch means in the closure head position.