| 发明名称 |
Precision turntable rotation in a vacuum atmosphere |
| 摘要 |
Fluid from a hydraulic pressure source is utilized to rotate and support a turntable in a vacuum chamber. Signals representative of the rotational velocity of the turntable are utilized to control the hydraulic pressure of the fluid rotating the turntable.
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| 申请公布号 |
US3943275(A) |
申请公布日期 |
1976.03.09 |
| 申请号 |
US19730349775 |
申请日期 |
1973.04.10 |
| 申请人 |
RCA CORPORATION |
发明人 |
JEBENS, ROBERT WARREN;MOREWOOD, WILLIAM HENRY |
| 分类号 |
G11B19/28;G11B11/03;G11B19/20;G11B25/04;(IPC1-7):H04N5/76;G11B11/00;G11B17/00 |
主分类号 |
G11B19/28 |
| 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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