Mine disposal apparatus and mine disposal method
AssigneeYamanashi Hitachi Construction Machinery Co., Ltd.
InventorKiyoshi Amemiya
Life of this patent
Estimating the term…
Abstract
A mine disposal apparatus is capable of carrying out works including preparation works such as a vegetation work, a collapsed sediment removing work, etc., and safely and surely disposing personnel mines separated from the tank mines, unexploded shells, etc., and further effectively improving the disposed lands to farmlands. The mine disposal apparatus comprises a heavy vehicle (1) used for shovel type machines such as back hoes, a rotary cutter (9) is attached in place of a bucket of the shovel machine to a distal end of a derrickable and foldable arm (2) of the heavy vehicle (1), the rotary cutter (9) comprising a rotational drum (10) having cutter bits (11) embedded in a circumferential face of the rotational drum and being capable of cutting earth up to a depth of 30 cm or more.
Claims10
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.
A mine disposal method comprising the ordered steps of:
- replaceably attaching a rotary cutter (9) and a skeleton bucket (16) to a distal end of a derrickable and foldable arm (2) of a heavy vehicle (1), said foldable arm (2) having a sensor portion (17) attached to a side portion of said foldable arm (2),
- removing vegetation such as shrub, ditch reed, and grass by said rotary cutter (9), or removing collapsed sediment by said skeleton bucket (16);
- distinguishing between a personnel mine and a tank mine or an exploded shell by said sensor portion (17);
- exposing said tank mine or said exploded shell by said rotary cutter (9) and said skeleton bucket (16);
- transporting said tank mine or said exploded shell to an explosion location;
- and
- breaking said personnel mine by said rotary cutter (9) rotating at a high speed.
Dependencies are inferred from the claim text.