发明名称 |
Calibration standard for flying height tester having a head mounted on a multilevel surface transparent disc |
摘要 |
The present invention provides a calibration standard for the uniform calibration of flying height testers. The calibration standard comprises a head assembly held in contact with a transparent disc through the use of a load spring. The transparent disc has a plurality of grooves formed in a surface facing the head assembly. A cover case is attached to the glass disc at one end and provides a sealed environment for the interface between the head assembly and the transparent disc.
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申请公布号 |
US5552884(A) |
申请公布日期 |
1996.09.03 |
申请号 |
US19940358204 |
申请日期 |
1994.12.16 |
申请人 |
SEAGATE TECHNOLOGY, INC. |
发明人 |
LI, YUFENG;GOGLIA, PETER R. |
分类号 |
G11B21/21;G11B33/10;(IPC1-7):G01J1/02 |
主分类号 |
G11B21/21 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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