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Class Information
Number: 720/672
Name: Dynamic optical information storage or retrieval > Dynamic mechanism optical subsystem > Transducer carriage or actuator
Description: Subject matter including details of the carriage assembly or actuator assembly that supports the optical transducer assembly.


Sub-classes under this class:

Class Number Class Name Patents
720/681 Adjustable objective lens support 46
720/674 Adjusting transducer carriage 49
720/673 Locking of transducer carriage 44
720/676 Supported by linear guide rail or rod 56
720/688 Vibration or resonance suppression 25


Patents under this class:

Patent Number Title Of Patent Date Issued
7539087 Optical disk apparatus May. 26, 2009
7458086 Actuator used with an optical pickup Nov. 25, 2008
7398538 Pickup unit homing mechanism for a disk drive unit Jul. 8, 2008
7308693 Disk drive structure with an adjustable bearing structure for guide bars Dec. 11, 2007
7203950 Disk drive structure with an adjustable bearing structure for guide bars Apr. 10, 2007
7159228 Converter support device with slider Jan. 2, 2007
7131128 Optical actuator Oct. 31, 2006
6990675 Recording medium playback device Jan. 24, 2006
6915526 Object lens driving device and optical head having the same Jul. 5, 2005
6807670 Objective lens driving mechanism in optical storage device Oct. 19, 2004
6735024 Optical pickup with improved optical properties May. 11, 2004
6724714 Head feeding mechanism Apr. 20, 2004
6721262 Aperture stop for a flying optical head Apr. 13, 2004
6717901 Storage device having a chasis integral with a stationary optical unit Apr. 6, 2004
6704256 Continuous flexible connection for miniature optical head Mar. 9, 2004
6473248 Method for manufacturing an optical pickup Oct. 29, 2002
6469974 Record player Oct. 22, 2002
6414933 Mechanism for feeding a pickup carriage of a recording medium reproducing device Jul. 2, 2002
6347069 Optical pickup device and production method of optical pickup device components Feb. 12, 2002
6324151 Part fixing method capable of costing down Nov. 27, 2001
6285644 Optical pickup apparatus of thin type with magnetic circuit Sep. 4, 2001
6219204 Recording-medium recording and reproducing device Apr. 17, 2001
6125008 Flying head positioner having rotational fine positioning and adjustable actuator load Sep. 26, 2000
6067210 Movable carriage assembly supporting glad/write heads for a disk drive May. 23, 2000
6016240 Disk head positioning system including lift wing extensions on the actuator and a pivoting latch Jan. 18, 2000
5943312 Sliding-type magnetic head for magnetooptical recording Aug. 24, 1999
5831962 Optical pickup carrying system Nov. 3, 1998
5805562 Disk player with compact disk transporter Sep. 8, 1998
5555539 Multi-beam split-type optical head for use in optical disk apparatus Sep. 10, 1996
5463612 Objective lens drive apparatus used in optical information recording/reproducing apparatus Oct. 31, 1995
5420832 Half height magnetooptical-disk recording and/or reproducing apparatus for a 5.25 inch large capacity magnetooptical-disk May. 30, 1995
5299183 Optical data record/reproduction apparatus with tubular coil body Mar. 29, 1994
5237475 Magnetic head for photo-magnetic recording Aug. 17, 1993
4710912 Air cushion-optical data read head Dec. 1, 1987
4390978 Carriage translating mechanism for video disc player Jun. 28, 1983



 
 
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