Patent ID: 8083698
Filing Date: 2011-12-27
Classification: A61H

Abstract:
1. A massage device, comprising: (a) a base cover having a longitudinal axis and a plurality of guiding rails formed parallel to the longitudinal axis; (b) a carriage having a chassis member and a shield member placed over the chassis member to form a chamber therebetween, wherein the chassis member has a plurality of grooves formed such that when the carriage is engaged with the base cover, the plurality of guiding rails is received in the plurality of grooves of the chassis member, respectively, and the carriage is longitudinally movable back and forth along the plurality of guiding rails of the base cover; (c) a transmission assembly received in the chamber and secured in the carriage, having: (d) a massage assembly having a pair of massage members, each massage member comprising: wherein in operation, the motor drives the pair of first worm wheels to rotate, which in turn, drives the carriage to move along the plurality of the guiding rails of the base cover and the driving member of the massage assembly to rotate, the rotation of the driving member of the massage assembly drives the massage bracket to gyrate in a way of which its central axis rotates along the central axis of the first cylindrical portion of the eccentric wheel in the angle α, thereby causing the plurality of massage heads to move alternatively along a direction parallel to the central axis of the first cylindrical portion of the eccentric wheel so as to provide a massage effect to a user, and wherein the motion of each massage head has no rotation relative to the carriage about an axis that is generally perpendicular to both the longitudinal axis of the base cover and a transverse axis of the base cover.