Methods and systems are provided for a winch including a motor and a contactor assembly coupled around the motor. In one example, the contactor assembly is coupled around and in face-sharing contact with a portion of an outer surface of the motor. Additionally, the contactor assembly may include two or more coils spaced apart from one another within the contactor assembly.

Methods and systems are provided for a winch including a motor and a contactor assembly coupled around the motor. In one example, the contactor assembly is coupled around and in face-sharing contact with a portion of an outer surface of the motor. Additionally, the contactor assembly may include two or more coils spaced apart from one another within the contactor assembly.

A device in connection with a hoisting rope of a hoisting device includes a main suspension element to suspend a sheave or wedge socket supporting the hoisting rope to a fastening structure of a body of the hoisting device and a detector for detecting an external vertical force acting on the hoisting rope.

A conveying device includes: a main movement body; a main conveying mechanism that conveys the main movement body; and a controlling device that controls operation of the main conveying mechanism including a plurality of winches attached to the main movement body and multiple cables one wound around each winch; each winch includes a cylindrical drum rotatable about an axis line thereof and driving device that rotates the drum, and is wound around corresponding one of the drums of the respective corresponding winches helically in an axis direction of the drums multiple times, and have distal ends supported by supporting bodies corresponding to the respective winches; and the controlling device conveys the main movement body to an arbitrary position on a conveying path between the supporting bodies corresponding to the respective winches by controlling operation of a driving device of each winch disposed on the main movement body.

A conveying device includes: a main movement body; a main conveying mechanism that conveys the main movement body; and a controlling device that controls operation of the main conveying mechanism including a plurality of winches attached to the main movement body and multiple cables one wound around each winch; each winch includes a cylindrical drum rotatable about an axis line thereof and driving device that rotates the drum, and is wound around corresponding one of the drums of the respective corresponding winches helically in an axis direction of the drums multiple times, and have distal ends supported by supporting bodies corresponding to the respective winches; and the controlling device conveys the main movement body to an arbitrary position on a conveying path between the supporting bodies corresponding to the respective winches by controlling operation of a driving device of each winch disposed on the main movement body.

A winch and method for operating the winch includes a winch body having a first drum support, a second drum support and a drum rotatably coupled to the first drum support and the second drum support. The winch further comprises a plurality of gears coupled to the second drum support and the drum. A motor is coupled to the drum through the plurality of gears. A motor cover is coupled to the first drum support. A gear cover is coupled to the second drum support and houses the plurality of gears therein. A supplemental cover covers at least a portion of the motor cover or a portion of the gear cover or both.

A UAV tether management system comprising: a tether-wound spool rotatably mounted on a base station, a free-pivoting angle arm, and an angle arm encoder, wherein the tether is configured to transfer power from the base station to the UAV while the UAV is in flight, and the angle arm comprises a tether guide mounted to a proximal end of the angle arm such that the tether passes through the tether guide as the tether pays out of, or is taken up by, the spool, wherein the angle arm further comprises a counter weight mounted to a distal end of the angle arm such that a center of mass of the angle arm is aligned with the spool's axis of rotation, and wherein the angle arm encoder is configured to measure an offset angle of the angle arm.

A UAV tether management system comprising: a tether-wound spool rotatably mounted on a base station, a free-pivoting angle arm, and an angle arm encoder, wherein the tether is configured to transfer power from the base station to the UAV while the UAV is in flight, and the angle arm comprises a tether guide mounted to a proximal end of the angle arm such that the tether passes through the tether guide as the tether pays out of, or is taken up by, the spool, wherein the angle arm further comprises a counter weight mounted to a distal end of the angle arm such that a center of mass of the angle arm is aligned with the spool's axis of rotation, and wherein the angle arm encoder is configured to measure an offset angle of the angle arm.

A pendant assembly for a rescue hoist may comprise a pendant, an interface box discrete from the pendant, and a display screen discrete from the pendant. The pendant may include a hoist input. The interface box may be configured to receive a control input from the pendant. The display screen may be configured to receive a display command from the interface box.

Methods and systems are provided for a winch including a motor and a contactor assembly positioned within a same housing. In one example, the contactor assembly is positioned at an end of an armature of the motor and may include a controller configured to control winch component operation. The contactor assembly is electrically coupled to the armature via a plurality of electrically conductive brushes.