发明名称 |
Flasher type fish sonar |
摘要 |
An ultrasonic wave having a narrow directive angle and an ultrasonic wave having a wide directive angle are transmitted in water by two ultrasonic transducers, echo signals to the ultrasonic waves having the narrow and wide angles are displayed by the two luminous elements in unity in a flasher display, whereby the condition of fishes in the water can be seen widely.
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申请公布号 |
US5973997(A) |
申请公布日期 |
1999.10.26 |
申请号 |
US19980178289 |
申请日期 |
1998.10.23 |
申请人 |
HONDA ELECTRONICS CO., LTD. |
发明人 |
YAMAMOTO, TETSUYA;SHIMAUCHI, YOSHIO;MURAMATSU, YOSHIKAZU |
分类号 |
G01S7/64;G01S15/96;(IPC1-7):G01S15/96 |
主分类号 |
G01S7/64 |
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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