Buried structure detection device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Feb 14, 2006
Grant Date -
Dec 2, 2004
app pub date -
Dec 19, 2001
filing date -
Oct 9, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An underground buried object detecting apparatus has a capacitance sensor attached to a base plate to be faced to the ground, to detect an underground capacitance change, a stored value of a reference capacitance corresponding to the absence of a buried object, a comparing operation device for comparing detected capacitance with the stored capacitance value, and a buzzer for receiving a signal from the operation device and indicating presence of a buried object.
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Cited Art Landscape
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