| 发明名称 |
Vibrating vane pressure gauge |
| 摘要 |
In a vibrating vane pressure gauge in which a plane metal vane is vibrated in an enclosure of only slightly larger area than the vane and the decay of the vibration (which is proportional to gas pressure) is sensed, the vane is provided with at least one lip along an edge of the vane.
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| 申请公布号 |
US4409840(A) |
申请公布日期 |
1983.10.18 |
| 申请号 |
US19820361255 |
申请日期 |
1982.03.24 |
| 申请人 |
NATIONAL RESEARCH DEVELOPMENT CORPORATION |
发明人 |
ROBERTS, GRIFFITH T. |
| 分类号 |
G01L9/00;G01L21/22;(IPC1-7):G01L9/12 |
主分类号 |
G01L9/00 |
| 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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