Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate
2007-07-26
2009-12-01
Duong, Hung V (Department: 2835)
Electricity: electrical systems and devices
Housing or mounting assemblies with diverse electrical...
For electronic systems and devices
C361S679370, C360S097020, C360S069000
Reexamination Certificate
active
07626811
ABSTRACT:
A low profile disk drive unit includes a disk; a HSA cooperating with the disk; a base plate comprising a bottom portion for supporting the disk and the head stack assembly thereon and a base plate sidewall extending from circumference of the bottom portion; and a top cover comprising a top portion and a top cover sidewall extending from circumference of the top portion and assembled with the base plate; wherein the top cover sidewall is thinner than the base plate sidewall, and the base plate sidewall is lower than the disk with the bottom portion as a reference datum so as to define an airflow channel between a periphery of the disk and the top cover sidewall of the top cover.
REFERENCES:
patent: 6310747 (2001-10-01), Emo et al.
patent: 7298584 (2007-11-01), Yamada et al.
patent: 2008/0013217 (2008-01-01), Lee
Fujioka Masahiko
Ho YiuSing
Kamigama Takehiro
Wan Yi
Duong Hung V
Nixon & Vanderhye P.C.
SAE Magnetics (H.K. ) Ltd.
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