DEVICE FOR MAINTAINING A COATING IN CONTACT WITH THE WALLS OF A CIVIL WORK, IN PARTICULAR WITH THE WALLS OF A SUBTERRANEAN CAVITY AFFECTED TO THE STORAGE OF FLUIDS

摘要

The invention relates to a device intended to maintain a coating in contact with the walls of a cavity. The device is formed of a series of casings which comprise rods 7, 8, 9 ARTICULATED TO THE OTHER CASCADES, THE LAST RODS 9, OF THE CASCADE BEING MEANS OF ELASTICALLY DEFORMABLE MEANS (FOR EXAMPLE OF SKATES 20) TO BETTER DISTRIBUTE THE PRESSURE OF CONTACT BETWEEN THE COATING 2 AND WALLS INDEPENDENTLY OF THE POSSIBLE ASPERITIES PRESENTED ON THE WALL 34 OF THE CAVITY. / P P APPLICATION TO STORAGE OF FLUID IN A GROUND CAVITY, PARTICULARLY TO THE STORAGE OF LIQUID. / P