Abstract A pendular motion determination unit of a motion stabilizer for a tractor includes a parameter computation unit configured to compute a determination parameter PA indicative of a quantity of change in an actual yaw rate Y, a threshold value...
Abstract Apparatus and methods for controlling and communicating with one or more tools in a downhole tool string including a tractor, an auxiliary tractor tool, a logging tool, a safety sub, a release mechanism, a unit containing sensors for monitor...
Abstract A tractor blade assembly is disclosed having a first blade member and one or more replaceable, supplemental blade members. The first blade member has a supplemental blade mounting section extending laterally beyond the side edge of the first...
Abstract A method and a system for controlling a displacement device for a fifth wheel coupling disposed on a tractor vehicle are described, wherewith the displacement device has a lower structure having at least one guide rail oriented in the direct...
Abstract A track type tractor incorporates control over lift, tilt, angle and pitch into an implement control joystick. The pitch cylinder and the tilt cylinder share segments of the hydraulic circuit, and a diverter valve prioritizes pitch control o...