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The Ditch Witch RT120 Ride-On Trencher Ditch Witch JT60 Horizontal Directional Drill The Ditch Witch FX60 Vacuum Excavator. Ditch Witch, a trade name of Charles Machine Works, is an American brand of underground utility construction equipment, principally trenchers, which has been in operation since 1949. It is the leading subsidiary of Charles ...
A suction excavator with vacuum excavation equipment operating in the Netherlands. Depending on the machine used and soil conditions, a 12-inch-square, 5-foot-deep pothole can be completed in 20 minutes or less. [7] Vacuum excavation is sometimes used in conjunction with conventional underground (one-call) locating services.
Depending upon the vehicle, whether an excavator, a back-hoe or a front-end-loader, the auxiliary hydraulic system may vary. Vehicle interface fittings, length from pump to attachment and vehicle control systems require various configurations of an auxiliary hydraulic system.
This type of trencher can cut ground that is too hard to cut with a bucket-type excavator, and can also cut narrow and deep trenches. The angle of the boom can be adjusted to control the depth of the cut. To cut a trench, the boom is held at a fixed angle while the machine creeps slowly.
Excavators in Scandinavia often feature a tiltrotator which allows attachments rotate 360 degrees and tilt +/- 45 degrees, in order to increase the flexibility and precision of the excavator. Before the 1990s, all excavators had a long or conventional counterweight that hung off the rear of the machine to provide more digging force and lifting ...
Hitachi Construction Machinery Co., Ltd. was established in 1970, and was involved in the production of Japan's first mechanical excavator. The company has now become a major construction equipment manufacturer in the world, and it is listed on the Nikkei 225. [2]