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Class Information
Number: 720/684
Name: Dynamic optical information storage or retrieval > Dynamic mechanism optical subsystem > Transducer carriage or actuator > Adjustable objective lens support > Linear leaf springs > Dampening or resonance suppression
Description: Subject matter including means for reducing the vibration and resonance of the objective lens held by the linear leaf springs so as to prevent unnecessary translation of the vibrations to the objective lens.










Patents under this class:

Patent Number Title Of Patent Date Issued
8605558 Optical pickup assemblies and drive systems with the same Dec. 10, 2013
8090500 Control device for a variable damper Jan. 3, 2012
8060898 Head driving device and disk apparatus Nov. 15, 2011
7933174 Optical pickup with support part having hole for being inserted with a projection part of a case Apr. 26, 2011
7900222 Optical pickup and disk drive apparatus Mar. 1, 2011
7829871 Sheet beam-type testing apparatus Nov. 9, 2010
7574717 Actuator for pickup, pickup device, recording medium drive device, and method of producing actuator for pickup Aug. 11, 2009
7552455 Objective lens with elastic support structure Jun. 23, 2009
7461390 Optical pick up apparatus Dec. 2, 2008
7458087 Optical pickup actuator for reducing vibration Nov. 25, 2008
7350222 Actuator of optical pick-up device Mar. 25, 2008
7225453 Optical head device for absorbing vibrations in an objective lens May. 29, 2007
7162727 Optical pickup actuator with improved damping effect with end of suspension wire movably inserted into groove of wire holder Jan. 9, 2007
7096478 Optical pickup device with elastic supporters and with dynamic vibration absorbing balance weight bonded in concave part with adhesive agent Aug. 22, 2006
7028318 Optical head with lens holder supported by suspension wires at central and end portions Apr. 11, 2006
6922842 Optical pick-up device Jul. 26, 2005
6904607 Optical pickup Jun. 7, 2005
6744723 Guide shaft support mechanism and recording medium recording and reproducing apparatus Jun. 1, 2004
6603727 Optical system driving device having improved vibrational characteristics and optical recording apparatus incorporating the same Aug. 5, 2003
6560169 Magneto-optical recording and reproduction apparatus exhibiting suppressed vibration May. 6, 2003
6510121 OBJECTIVE LENS DRIVING DEVICE INCLUDING A DAMPING MEMBER WHICH HAS AN OPENING ON A MAIN SURFACE TO ALLOW AN OPTICAL AXIS OF A LENS TO PASS THROUGH, AND OPTICAL PICKUP USING THE OBJECT LENS DRI Jan. 21, 2003
6400674 Spindle motor holding structure for an optical disk drive Jun. 4, 2002
6345031 Object-lens driving device for optical pickup including a plurality of supporting plate spring members Feb. 5, 2002
6285517 Objective lens driving device Sep. 4, 2001
RE37084 Objective lens driving apparatus for optical disc player Mar. 6, 2001
6163416 Objective lens driving device and manufacturing method thereof Dec. 19, 2000
5999341 Optical pickup and supporting method therefor Dec. 7, 1999
5892628 Optical system supporting device Apr. 6, 1999
5790510 Optical component drive device including nonparallel elastic plates Aug. 4, 1998
5734638 Objective lens actuator and method for manufacturing the same Mar. 31, 1998
5715231 Objective lens driving apparatus and optical head driving apparatus Feb. 3, 1998
5663843 Optical system driving apparatus Sep. 2, 1997
5602822 Optical head and lens actuator Feb. 11, 1997
5483516 Optical head and lens actuator Jan. 9, 1996
5446721 Objective lens drive device with support system Aug. 29, 1995
5323378 Compact optical pickup Jun. 21, 1994
5164936 Optical pickup system with vibration protection Nov. 17, 1992











 
 
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