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КАТЕГОРИИ:






JP3236108 DISCRIMINATION DEVICE FOR GEOLOGICAL PROPERTY.




PURPOSE:To grasp the ground property in a boring hole continuously and quickly. CONSTITUTION:A reaction carriage 5, suspended in a boring hole B, of which rigidity is set to be such degree as not to deform even if it receives a reaction load from the hole wall W, supports running wheels 3 which are grounded on the hole wall W and used for movement in the prescribed direction. A sensing disc cutter 9 which continuously detects a load value transmitted from the hole wall W and outputs it as a prescribed signal to a signal processing part, is solidly loaded on the reaction carriage 5 so as to press against the hole wall W by means of the extreme end.; Further, a guide roller 4 which rotates while waking contact with the hole wall W and guide the sensing disc cutter 9 so as to hold the appropriate pressing condition of the extreme end of the disc cutter 9 when the reaction carriage 5 is moved, is mounted on the reaction carriage 5.

 






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