the elastic ring body between dich or support and the pressing element with retention in respective circular projections all this so that when being rotated in a certain direction the button of the actuator element produces an approximation between the support and the pressing element with the subse...
(4) extension static front body itself (8) of the lock ring which groove (6) has a depth and width measurements that are respectively equal to half of groso r radial dichaanilla open elastic (3) and fitted slidably to the width of the open elastic ring (3), which disc (1) has ...