发明名称 |
Ultrasonic fuel level monitoring device |
摘要 |
The invention describes a method of altering the transmitted frequency used in an ultrasonic ranging system for liquid level measurement in a fuel tank. The frequency agility of the system is an important component of performing liquid level measurement in an enclosed vessel.
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申请公布号 |
US2005284218(A1) |
申请公布日期 |
2005.12.29 |
申请号 |
US20050131434 |
申请日期 |
2005.05.16 |
申请人 |
LAGERGREN PETER J |
发明人 |
LAGERGREN PETER J. |
分类号 |
G01F23/00;G01F23/296;(IPC1-7):G01F23/296 |
主分类号 |
G01F23/00 |
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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