Patent ID: 8458840
Filing Date: 2013-06-11
Classification: A47K,A61H

Abstract:
1. A back massage device comprising multiple rotary brushes mounted on a support, the brushes driven mechanically by a motor system and said brushes defining a brush face provided with a face for performing a massage and a face opposite said brush face, wherein each brush is removable, the face opposite the brush face having a prismatic axle for transmitting the action of the motor system, and in that the support has, for each brush, a prismatic seat mating with said prismatic axle, at least one wall of the prism of the axle or of the seat having a recess perpendicular to the wall to receive a part driven by a spring which is placed, in turn, in a recess situated in a corresponding face of the seat or axle and in that each axle has, in turn, on the face opposite the brush face, a groove around said axle to receive a corresponding wall located on the support.