Patent ID: 6787941
Filing Date: 2004-09-07
Classification: G11B

Abstract:
An actuator comprising:a pair of yokes opposing each other, a magnet fixed to at least one of said yokes, a carriage pivotable about a rotary shaft, a coil, and a holding member made of resin and securing said coil, wherein said carriage includes a pair of spaced apart coil fitting arms opposing each other, each of said arms having a stepped portion, the stepped portions of said coil fitting arms facing each other, and each of said coil fitting arms having at least one through-hole extending through the respective stepped portion and to the top of the respective coil fitting arm, said through-hole being sized larger at the bottom than at the top of said stepped portion, wherein said holding member is disposed between said coil fitting arms, and extends into each through-hole to secure said holding member to said carriage, wherein the holding member is configured so that the bottom of the stepped portion is substantially flush with the bottom of the holding member, and wherein said stepped portion is formed at each inner side of a pair of coil fitting arms that support said coil, and said stepped portion and each through-hole are filled with the resin forming said holding member.