Drive motor for recording disk and recording disk drive...

Details Drive motor for recording disk and recording disk drive... Drive motor for recording disk and recording disk drive...

2005-07-28

2009-02-17

Castro, Angel A. (Department: 2627)

Dynamic optical information storage or retrieval

Dynamic mechanism optical subsystem

Optical storage medium support

Reexamination Certificate

active

07493633

ABSTRACT:
A drive motor for a recording disk of one example of the present invention includes a rotor holder (12) fixed to a shaft (8) which is a rotational member and a centering portion (20). A spacer (38) is provided between a base portion of a chuck (26), at least one portion thereof is accommodated in the centering portion (20), and a rotor holder (12).

REFERENCES:
patent: 6041033 (2000-03-01), Otsubo et al.
patent: 6826771 (2004-11-01), Wada
patent: 6868549 (2005-03-01), Watanabe et al.
patent: 6871352 (2005-03-01), Kurosaka et al.
patent: 6957443 (2005-10-01), Horng et al.
patent: 11-120652 (1999-04-01), None
patent: 2000-268461 (2000-09-01), None
patent: 2001-076418 (2001-03-01), None
patent: 2001-101738 (2001-04-01), None
patent: 2004-213812 (2004-07-01), None
Chinese Office Action dated Jun. 6, 2008 of CN 2005100899244.

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