Patent ID: 6837861

Claim:
An electric massage device comprising: a motor including an output shaft; a base including at least one through-hole; at least one gear train including a driven gear rotatably supported in said base, said driven gear being driven by said output shaft of said motor, said driven gear including a plurality of engaging grooves in a side thereof, a periphery defining each said engaging groove including a first pressing face and a first slide/guide face; at least one movable member mounted in said base and including a toothed portion on another end thereof, said toothed portion having a plurality of teeth, each said tooth including a second pressing face and a second slide/guide face; at least one massage member located outside said base, said at least one massage member being securely connected to said at least one movable member to move therewith; and at least one elastic element attached between said base and said at least one movable member for urging said teeth of said at least one movable member to engage with said engaging grooves of said driven gear; wherein when said output shaft of said motor turns in a direction, said first pressing face of each said engaging groove of said driven gear presses against an associated one of said second pressing faces of said at least one movable member, thereby causing said at least one movable member and said at least one massage member to turn; and wherein when said output shaft of said motor turns in a reverse direction, said first slide/guide face of each said engaging groove of said driven gear slides along an associated one of said second slide/guide faces of said at least one movable member, thereby causing said at least one movable member and said at least one massage member to move reciprocatingly along a rectilinear path.