APPARATUS FOR INVESTIGATING LANDING STATE OF CABLE LAID ON BOTTOM OF WATER

PURPOSE:To simply detect the landing of a moving investigation member even under a visual field non-acting state, by providing a detection member for detecting the pressure received when the moving investigation member lands regardless of the revolving position of said member to the outer periphery...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	AKIYAMA HIROSHI, CHIBA SABURO, MATSUO HIDEO
Format:	Patent
Sprache:	eng
Schlagworte:	CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION GYROSCOPIC INSTRUMENTS INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SURVEYING TESTING
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