JP2009069340A5 - - Google Patents

Claims (12)

A vibrating portion including a movable plate and a pair of shaft members that support the movable plate;
A coil provided in the vibrating section;
Wiring for energizing the coil;
A magnet installed facing the coil,
By energizing the coil disposed in the magnetic field of the magnet, the movable plate is configured to rotate with torsional deformation of each shaft member,
The coil is provided on the vibration part via an insulating film,
The insulating film has an extended portion that is extended while being separated from the shaft members,
The actuator, wherein the wiring is provided on the extension .   The actuator according to claim 1, wherein the wiring is provided along at least one shaft member of the pair of shaft members. The coil actuator according to any one of claims 1 to 2 provided on the movable plate. The actuator according to claim 3 , wherein the coil is formed in a spiral shape along a plate surface of the movable plate. The actuator according to claim 4 , wherein the wiring has a pair of first joining points joined in the vicinity of a boundary portion between the movable plate and each shaft member. The support part which supports the vibration part is provided, and the wiring has a pair of 2nd junctions joined near the boundary part of the support part and each axis member. 5. The actuator according to 5 . The actuator according to claim 6 , wherein the pair of first joint points and the pair of second joint points are provided so that influences of the wiring on the pair of shaft members are equal to each other. The wire actuator according to any one of claims 1 to 7 effects on the shaft member of said pair is provided to be equal to each other. The actuator according to any one of claims 1 to 8 , wherein the movable plate and each shaft member are integrally formed of silicon. The coil and the wire, respectively, the actuator according to any one of claims 1 is constituted by a metal 9. A vibrating portion including a movable plate provided with a light reflecting portion and a pair of shaft members that support the movable plate;
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A coil provided in the vibrating section;
Wiring for energizing the coil;
A magnet installed facing the coil,
By energizing the coil disposed in the magnetic field of the magnet, the movable plate is rotated with torsional deformation of each shaft member, and the light reflected by the light reflecting portion is scanned. ,
The coil is provided on the vibration part via an insulating film,
The insulating film has an extended portion that is extended while being separated from the shaft members,
The optical scanner is characterized in that the wiring is provided on the extension portion . A vibrating portion including a movable plate provided with a light reflecting portion and a pair of shaft members that support the movable plate;
A coil provided in the vibrating section;
Wiring for energizing the coil;
A magnet installed opposite the coil,
By energizing the coil disposed in the magnetic field of the magnet, the movable plate is rotated with torsional deformation of each shaft member, and the light reflected by the light reflecting portion is scanned to scan the image. Configured to form,
The coil is provided on the vibration part via an insulating film,
The insulating film has an extended portion that is extended while being separated from the shaft members,
The image forming apparatus , wherein the wiring is provided on the extension portion .