Sistema de envasado de un producto fluido que comprende un frasco en una envoltura exterior

The invention relates to a system for packaging a fluid product. The system comprising a bottle, a housing and a device for axially holding the bottle in the housing. A dispensing device is intended to be mounted on a neck portion. The bottle is intended to be accommodated in the housing. A retaining device comprises a groove formed between two axial walls which are an upper wall and a lower wall. One of the walls has at least one angular recess portion. The retaining device further comprises at least one radial ramp which is arranged to be insertable into the groove through the recess portion and to be axially fixed between the walls by enabling the bottle to rotate relatively in the housing. A retaining component is disposed at an interface between a lower portion of the neck portion and an upper opening in the housing. The groove is formed on an annular supporting surface extending on the lower portion and on an annular supporting surface extending in the opening. The ramp is formed on another supporting surface of the supporting surface.