发明名称 |
Magneto-optical head and magneto-optical disk drive |
摘要 |
A magneto-optical head including a lens forming a light spot on a storage disk, a magnetic field generating coil arranged between the lens and the disk to surround the optical center of the lens, and an annular heat sink arranged around the coil. The distance between the outer circumference of the coil and the inner circumference of the heat sink is 70-100 mum.
|
申请公布号 |
US2005094671(A1) |
申请公布日期 |
2005.05.05 |
申请号 |
US20040806203 |
申请日期 |
2004.03.22 |
申请人 |
FUJITSU LIMITED |
发明人 |
KAWASAKI GORO;MATSUMOTO TSUYOSHI;YOSHIKAWA HIROYASU;KANTO NOBUYUKI;FUJIMAKI TOHRU;TEZUKA KOICHI |
分类号 |
G11B11/105;G11B7/135;H04J13/00;(IPC1-7):H04J13/00 |
主分类号 |
G11B11/105 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|