Patent ID: 7175592

Claim:
A mechanical massage device comprising: a) a pedestal; b) a main body located above the main body and having: i) a movable pole assembly slidably located in the main body and having a first end protruding from the main body wherein the pole assembly includes a first pole rotatably connected to a second pole; and ii) a sliding device connected to the movable pole assembly and controlling a forward and backward movement of the movable pole assembly relative to the main body; and c) a massage piece removably connected to the first end of the movable pole assembly, wherein the sliding device includes: a) a slide board having a slot and slidably located within the main body; b) a chain having a movable protruding pin inserted into the slot; and c) a slide motor controlling and driving the chain, such that movement of the movable protruding pin causes the slide board to reciprocate relative to the main body.