Patent ID: 6393959
Filing Date: 2002-05-28
Classification: E02F,F41H

Abstract:
A mine disposal apparatus comprising a heavy vehicle (1), a derrickable and foldable arm (2) provided on said heavy vehicle (1), a detaching-attaching device (5) disposed on a distal end of said derrickable and foldable arm (2) of said heavy vehicle (1), and a rotary cutter (9) replaceably attached to said distal end of said foldable arm (2) by said detaching-attaching device, said rotary cutter (9) having a rotational drum (10), cutter holders welded on a circumferential face of said rotational drum (10), and cutter bits (11) displaceably detachably attached to said cutter holders (13), said rotary cutter (9) having hydraulic driving motors (12) on left ad right portions thereof for directly driving said rotary cutter, said rotary cutter (9) being capable of cutting earth up to a depth of 30 cm or more, said detaching-attaching device (5) having a built-in sliding mechanism, at a distal end of a link mechanism for varying a distance between members for holding pins (6) of said detaching-attaching device disposed on a distal end of said arm.