HOLD-DOWN USED IN BONDING PARTS Russian patent published in 1998 - IPC

FIELD: clamping parts and units to be bonded together, for example, parts on aircraft wing or fuselage. SUBSTANCE: device includes working chamber with hold-down connected with pressure source and vacuum chambers for holding the working chamber on surface of article being bonded. Working chamber consists of at least two sections articulated together. Working and vacuum chambers are interconnected by means of hinges and rods of varying length. Diameter of vacuum chambers may be selected from the proposed relationship. Device extends technological capabilities especially for surfaces of double curvature and different height for securing the vacuum chambers. EFFECT: extended technological capabilities. 3 cl, 2 dwg