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Class Information
Number: 720/683
Name: Dynamic optical information storage or retrieval > Dynamic mechanism optical subsystem > Transducer carriage or actuator > Adjustable objective lens support > Linear leaf springs > Coil or magnet
Description: Subject matter including specifics of coil or magnet assembly that permit adjustment of the objective lens held by the linear leaf springs.


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7619951 Optical pickup actuator and optical recording and/or reproducing apparatus Nov. 17, 2009
7589938 Read-write head with integrated microactuator Sep. 15, 2009
7567486 Slim type optical pick-up actuator Jul. 28, 2009
7562372 Optical pickup Jul. 14, 2009
7555761 Optical pick-up actuator Jun. 30, 2009
7543312 Optical pickup device Jun. 2, 2009
7540004 Ultra-small optical/magnetic head actuator with pivot hinge and Halbach magnet array May. 26, 2009
7522358 Optical head device and manufacturing method therefor Apr. 21, 2009
7516464 Optical pickup device equipped with tilt adjusting mechanism Apr. 7, 2009
7484229 Optical pickup and optical disk apparatus Jan. 27, 2009
7478411 Optical pickup actuator and method with multi-conductive suspension Jan. 13, 2009
7441258 Objective lens drive device and optical head device Oct. 21, 2008
7389519 Optical head Jun. 17, 2008
7385885 Magnetic circuit for moving a lens holder of an optical pick-up actuator Jun. 10, 2008
7379397 Optical pickup and optical disc apparatus provided with the same May. 27, 2008
7376962 Driving device for objective lens and optical pick up using the same May. 20, 2008
7340756 Optical pickup actuator having flux shielding magnet, optical pickup employing the optical pickup actuator and optical disc drive apparatus employing the optical pickup Mar. 4, 2008
7336567 Optical head device having an objective lens holder supported by composite wires and single wires Feb. 26, 2008
7337453 Actuator employing a bobbin incorporating a winding coil and a manufacturing method thereof Feb. 26, 2008
7319564 Objective lens driving apparatus Jan. 15, 2008
7313799 Objective-lens driving apparatus and optical disk apparatus Dec. 25, 2007
7305688 Tilting movement optical pickup actuator and optical recording and/or reproducing apparatus using the same and method Dec. 4, 2007
7295388 Lens module Nov. 13, 2007
7292508 Optical pick-up device with respective flush screws eccentrically positioned between an actuator base and a magnetic holder, together between a printed-circuit board and a support member Nov. 6, 2007
7280442 Slim-type optical pick-up actuator for recording/reproducing device Oct. 9, 2007
7278149 Magnet for actuator, actuator, and magnetizing device Oct. 2, 2007
7272840 Objective lens driving apparatus used with an optical pickup Sep. 18, 2007
7251819 Optical pickup device employing magnet and tracking coil to drive objective lens in tracking direction Jul. 31, 2007
7242644 Optical disk drive, and a method of assembling it Jul. 10, 2007
7228553 Optical pickup actuator and optical recording and/or reproducing apparatus employing the same Jun. 5, 2007
7225452 Optical head May. 29, 2007
7219359 Actuator used with an optical pickup May. 15, 2007
7203951 Optical head device for an optical disk apparatus reading and writing information on an optical disk Apr. 10, 2007
7203136 Optical pickup actuator capable of performing focusing, tracking and tilting operations Apr. 10, 2007
7194748 Objective lens driver and disk drive device comprising the same Mar. 20, 2007
7194749 Objective lens actuator and optical pickup device Mar. 20, 2007
7181751 Objective-lens driving apparatus and optical disk apparatus Feb. 20, 2007
7168082 Optical actuator Jan. 23, 2007
7137133 Pickup device for optical disk drive Nov. 14, 2006
7131129 Objective lens driver and optical memory device Oct. 31, 2006
7107602 Objective-lens driving apparatus and optical disk apparatus Sep. 12, 2006
7102836 Objective lens driving apparatus for optical pickup Sep. 5, 2006
7086071 Spring-suspension magnetically stabilized pick-up arm Aug. 1, 2006
7076791 Optical pickup and optical disc apparatus provided with the same Jul. 11, 2006
7073185 Objective lens driving device and optical pickup device employing the objective lens driving device Jul. 4, 2006
7065774 Optical pickup actuator and optical disc drive using the same Jun. 20, 2006
7062775 Actuator for an optical pickup Jun. 13, 2006
7058960 Optical pickup actuator, optical disc drive using the same, and method to increase drive sensitivity Jun. 6, 2006
7036133 Biaxial actuator for optical pickup and optical pickup Apr. 25, 2006
7032231 Optical pickup device Apr. 18, 2006

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