US Patent 10473805 Compensator block for marine seismic source and method

Method, source and shuttle configured to generate acoustic waves under water. The seismic source includes a housing; a movable shuttle located inside the housing and configured to move between a closed position and an open position along a longitudinal axis X of the housing; a compensator block located inside the housing and configured to move along the longitudinal axis X; a first static seal system configured to seal a first interface between the housing and the movable shuttle in the closed position; and a second static seal system configured to seal a second interface between the movable shuttle and the compensator block in the closed position.