Dynamic optical information storage or retrieval – Dynamic mechanism optical subsystem – Chassis base supporting transducer carriage
Reexamination Certificate
2004-12-16
2008-12-30
Wellington, Andrea L (Department: 2627)
Dynamic optical information storage or retrieval
Dynamic mechanism optical subsystem
Chassis base supporting transducer carriage
C720S651000
Reexamination Certificate
active
07472407
ABSTRACT:
The invention provides an optical disc apparatus having a dynamic damper mechanism which does not use any part for exclusive use for absorbing a shock of an optical pickup. The optical disc apparatus is provided with a chassis attached to a base chassis via a first elastic body, shafts provided on the chassis, an optical pickup moving on the shaft, and a weight attached to the chassis via a second elastic body, the weight is provided with stoppers on a moving path of the optical pickup.
REFERENCES:
patent: 5612935 (1997-03-01), Ishimatsu
patent: 6356525 (2002-03-01), Ikedo et al.
patent: 6690638 (2004-02-01), Kiyomiya et al.
patent: 6859933 (2005-02-01), Park et al.
patent: 7260821 (2007-08-01), Amitani
patent: 2001/0008510 (2001-07-01), Nakayama et al.
patent: 2003/0161253 (2003-08-01), Liao et al.
patent: 2003/0227839 (2003-12-01), Yamamoto
patent: 2005/0249056 (2005-11-01), Wang et al.
patent: 2006/0130084 (2006-06-01), Chiu
patent: 2001-148151 (2001-05-01), None
patent: 2001-319436 (2001-11-01), None
Miki Hisahiro
Nishida Ikuo
Takita Kohei
Tsukiyama Kazuo
Antonelli, Terry Stout & Kraus, LLP.
Hitachi-LG Data Storage, Inc.
Kayrish Matthew G
Wellington Andrea L
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