A knuckle boom crane for offshore application, wherein said crane comprises: - a support structure, - a knuckle boom, carried by said support structure and equipped with operating means, - a winch drum, associated with rotating means and intended to receive an elongated lift member, wherein said knuckle boom comprises a main boom and a terminal boom, in series, each comprising: - two lateral faces (311, 321), - an upstream end (312, 322), located on the side of the support structure, and - a downstream end (313, 323), remote from the support structure, wherein said support structure and said upstream end of the main boom cooperate through upstream articulation means defining an upstream articulation axis, wherein said downstream end of the main boom and said upstream end of the terminal boom cooperate through downstream articulation means defining a downstream articulation axis, said operating means of said knuckle boom comprise: - at least one upstream linear actuator arranged between said support structure and said main boom, for the rotational operation of said main boom about said upstream articulation axis, and - at least one downstream linear actuator, arranged between said main boom and said terminal boom, for the rotational operation of said terminal boom about said downstream articulation axis, wherein said at least one downstream linear actuator is secured to one of the lateral faces of said main boom and to one of the lateral faces of said terminal boom, said at least one downstream linear actuator is secured to one of the lateral faces of said terminal boom through downstream assembly means in the form of a ball, characterized in that said at least one downstream linear actuator is secured to one of the lateral faces of said main boom trough upstream assembly means in the form of a universal joint. - a support structure, - a knuckle boom, carried by said support structure and equipped with operating means, - a winch drum, associated with rotating means and intended to receive an elongated lift member, wherein said knuckle boom comprises a main boom and a terminal boom, in series, each comprising: - two lateral faces (311, 321), - an upstream end (312, 322), located on the side of the support structure, and - a downstream end (313, 323), remote from the support structure, - two lateral faces (311, 321), - an upstream end (312, 322), located on the side of the support structure, and - a downstream end (313, 323), remote from the support structure, wherein said support structure and said upstream end of the main boom cooperate through upstream articulation means defining an upstream articulation axis, wherein said downstream end of the main boom and said upstream end of the terminal boom cooperate through downstream articulation means defining a downstream articulation axis, said operating means of said knuckle boom comprise: - at least one upstream linear actuator arranged between said support structure and said main boom, for the rotational operation of said main boom about said upstream articulation axis, and - at least one downstream linear actuator, arranged between said main boom and said terminal boom, for the rotational operation of said terminal boom about said downstream articulation axis, - at least one upstream linear actuator arranged between said support structure and said main boom, for the rotational operation of said main boom about said upstream articulation axis, and - at least one downstream linear actuator, arranged between said main boom and said terminal boom, for the rotational operation of said terminal boom about said downstream articulation axis, wherein said at least one downstream linear actuator is secured to one of the lateral faces of said main boom and to one of the lateral faces of said terminal boom, said at least one downstream linear actuator is secured to one of the lateral faces of said terminal boom through downstream assembly means in the form of a ball, characterized in that said at least one downstream linear actuator is secured to one of the lateral faces of said main boom trough upstream assembly means in the form of a universal joint.