Patent ID: 8549756

Claim:
A hair clipper comprising: a housing, a stationary blade secured to the housing, the stationary blade having a row of cutting teeth, a moving blade having a row of complementary cutting teeth arranged so that hair that enters spaces between adjacent stationary cutting teeth is cut by reciprocating movement of the complementary teeth, and a vibrator motor secured to the housing, the vibrator motor comprising: a mechanical spring system secured to the housing, a stationary magnetically permeable piece secured to the housing, the stationary piece having a spine and a transverse leg, the leg having a separate pole face, a complementary moving magnetically permeable piece secured to the mechanical spring system and having a general direction of movement towards and away from the stationary piece, the moving piece having a moving pole face, a drive arm secured to the moving piece and operably connected to the moving blade to cause the reciprocating movement, and a coil on the transverse leg of the stationary piece, wherein the separate pole face is secured to the leg by a press fit between a primary socket in the leg and a primary prong in the separate pole face, the leg and the separate pole face being further secured by a press fit between two secondary prongs in the leg and two secondary sockets in the separate pole face, the two secondary sockets guiding the two secondary prongs toward a center of the leg.