19007923. VOICE COIL MOTOR (LG INNOTEK CO., LTD.)
VOICE COIL MOTOR
Organization Name
Inventor(s)
VOICE COIL MOTOR
This abstract first appeared for US patent application 19007923 titled 'VOICE COIL MOTOR
Original Abstract Submitted
A VCM (voice coil motor) is disclosed, the VCM including: a rotor including a cylindrical bobbin for accommodating a lens and protruded at a bottom end with a boss, and a coil block arranged at a periphery of the bobbin; a stator including a magnet facing the coil block and a yoke fixing the magnet; and an elastic member including a first elastic member formed with a through hole coupled to the boss of the bobbin and a second elastic member coupled to an upper end facing the bottom end of the bobbin; wherein the boss is formed with a disengagement prevention unit inhibiting the first elastic member from being disengaged from the boss, and the first elastic member is formed with a coupling unit contacting a joint where the disengagement prevention unit and the coupling unit meet.