Title:
INTRUSION PROBE
Document Type and Number:
Japanese Patent JP3876318
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To precisely and exactly express liquefaction of a ground, based on acquired information, and to allow easy measurement at a low cost.
SOLUTION: In this intrusion probe intruded into an underground to examine a liquefaction characteristic of the ground in the underground, measuring means 22, 26 for measuring various kinds of measurements, vibration imparting means 24, 23 for vibrating a probe main body 10, and an acceleration sensor 25 for detecting an acceleration of the vibration of the probe main body 10 are built in the cylindrical probe main body 10 with a conical tip, the vibration imparting means 24 is controlled based on a detection result by the acceleration sensor 25, the vibration of the probe main body 10 is controlled at a fixed acceleration, and the liquefaction characteristic of the ground is detected by the measuring means 22, 26.
Inventors:
Genji Jingu
Application Number:
JP2003145647A
Publication Date:
January 31, 2007
Filing Date:
May 23, 2003
Export Citation:
Assignee:
National Institute of Advanced Industrial Science and Technology
International Classes:
E02D1/00; G01V11/00; G01N33/24; G01V3/02; (IPC1-7): G01V11/00; E02D1/00; G01N33/24; G01V3/02
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