Apparatus comprising a supporting structure, having a first pair of releasably fixed, associated deflecting devices (D1, D2) a second pair of free moving, interconnected deflection device (P1,P1') and a third pair of releasably fixed, associated deflecting devices (D3, D4), a single rope, also referred to as primary rope, said rope comprising two rope parts (R 1 , R 1 '), wherein each rope part (R1,R1') extends from a first winch (W2) or a first pair of associated drive units (A a , A c ) to the first pair of associated deflection devices (D1, D3) respectively, and are deflected by the latter, and wherein each rope part (R 1 , R 1 ') is guided by said first pair of associated deflection devices (D 1 , D 3 ) toward the second pair of associated deflection devices (P1, P1') respectively, (P 1 , P 1 '), whereby each of said rope part (R 1 , R 1 ') is deflected by said second pair of associated deflection devices (P 1 , P 1 ') toward the third pair of associated deflection devices (D2, D4) respectively, that are connected to the respective first pair of associated deflection devices (D 1 , D 3 ), and said rope part (R 1 , R 1 ') is deflected by said third pair of associated deflection devices (D 2 , D 4 ) toward a second pair of associated , drive units (A b , A d ) or to a second winch (W1) wherein the second pair of associated deflection devices (P 1 , P 1 ') associated with the two respective rope parts (R 1 , R 1 ') are connected to an object or a user in order to apply forces and/or moments on said object or user, each rope part (R 1 , R 1 ') extending from the respective first pair of associated drive units (Aa, Ac) to the respective second pair of associated drive units /Ab, Ad) or to the respective winch (W1, W2) a single rope, also referred to as primary rope, said rope comprising two rope parts (R 1 , R 1 '), wherein each rope part (R1,R1') extends from a first winch (W2) or a first pair of associated drive units (A a , A c ) to the first pair of associated deflection devices (D1, D3) respectively, and are deflected by the latter, and wherein each rope part (R 1 , R 1 ') is guided by said first pair of associated deflection devices (D 1 , D 3 ) toward the second pair of associated deflection devices (P1, P1') respectively, (P 1 , P 1 '), whereby each of said rope part (R 1 , R 1 ') is deflected by said second pair of associated deflection devices (P 1 , P 1 ') toward the third pair of associated deflection devices (D2, D4) respectively, that are connected to the respective first pair of associated deflection devices (D 1 , D 3 ), and said rope part (R 1 , R 1 ') is deflected by said third pair of associated deflection devices (D 2 , D 4 ) toward a second pair of associated , drive units (A b , A d ) or to a second winch (W1) wherein the second pair of associated deflection devices (P 1 , P 1 ') associated with the two respective rope parts (R 1 , R 1 ') are connected to an object or a user in order to apply forces and/or moments on said object or user, each rope part (R 1 , R 1 ') extending from the respective first pair of associated drive units (Aa, Ac) to the respective second pair of associated drive units /Ab, Ad) or to the respective winch (W1, W2) <EOS>