module to retain the module in its housing application_number US 201314409696 A description the present invention arises from the general inventive idea which consists of producing a simple non dismantlable shock absorber system this shock absorber system is designed to be mounted on a bottom plate and or on at least one bridge of a clock movement the clock movement is placed in a timepiece comprising a width closed by a base and a crystal in fig3 a shock absorber bearing also termed shock proof system 100 is represented this shock absorber bearing 100 comprises a support 200 this support 200 has the shape of a base 201 provided with a hole 202 from which a peripheral rim 203 extends the latter has an external flank 204 and an internal flank 205 this rim 203 makes it possible to define a housing 206 into which a pivot module 400 is inserted this standard pivot module 400 comprises a jewelled bearing 401 i e a part which has a circular central orifice and an external wall and an internal wall into the internal wall a pierced stone 402 is inserted the diameter of which corresponds to that of the central orifice the internal wall comprises a shoulder so that a counter pivot stone 403 can be fixed the pivot module 400 is then placed in the housing 206 of the support 200 and cooperates with the small rod of a staff preferably the support 200 the housing 206 and the pivot module 400 have a circular shape the shock absorber bearing 100 comprises furthermore elastic means 300 which are designed to cooperate with the pivot module 400 so as to absorb shocks and to return the pivot module 400 into its lock position when the stress associated with the.