Disclosed are various embodiments of an automated system for moving an input shaft associated with landing gear of a platform, for example, a trailer or ramp, along its longitudinal axis in order to switch gears. One such system, among others, has a controller that is electrically coupled to a gear…
A trailer jack comprising a vertically oriented vertically extendible jack and a mounting flange located on the jack. The mounting flange includes three bolt patterns. Each of the three bolt patterns includes a forward slot and two rear slots defined through the mounting flange. Each slot includes…
An automatic vehicle jack assembly includes a plurality of scissor jacks that is each mounted to a bottom side of a vehicle. Each of the scissor jacks is positioned adjacent to a respective one of a plurality of wheels on the vehicle for lifting the respective wheel upwardly from a support surface…
A linear jack includes a first sleeve, a second sleeve disposed at least partially within the first sleeve, a third sleeve disposed at least partially within the second sleeve, and a translating screw disposed at least partially within the third sleeve. The linear jack may further include a cover…
A dump trailer support assembly for supporting a belly dump trailer when the belly dump trailer is not coupled to a tractor includes a box for positioning on a support surface beneath a belly dump trailer. A shaft is slidably integrated into the box such that the shaft can be slid upwardly or…
A support device with differential mechanism transmission includes a base, a transmission device and a support mechanism. When the ring gear of the differential mechanism of the transmission device drives the first planetary gear assembly of the transmission device to rotate, the first planetary…
A linear jack includes a first outer sleeve, an inner sleeve disposed at least partially within the first outer sleeve, a second outer sleeve disposed at least partially within the inner sleeve, a translating screw disposed at least partially within the second outer sleeve, and a cover sleeve…
A motorized lifting system for use on a semi-trailer. The lifting system may comprise a lifting unit capable of mounting to a jack on the semi-trailer, allowing the lifting unit to raise and lower the dolly legs of the jack. The lifting unit may comprise a motor and a series of sprockets and chains…
The present invention relates to a method and a system for retrofitting an electric drive on a stabilizer leg (1) attached to a vehicle. The system comprises an electrical drive (7) comprising an electric motor accommodated in a motor housing part (8) and connected via a flexible transmission (9)…
The present invention relates to a control device (1), comprising at least one first interface (8, 9) which is connectable to at least one electric drive system (4) of a platform (2), wherein the first interface is configured to connect the electric drive system (4) to a power supply and/or to…
A levelling apparatus for a movable structure comprising at least one powered actuation member (1) having an override arrangement (11) for allowing manual actuation of the levelling apparatus. The levelling apparatus being capable of manual actuation, remote actuation via a remote control (89) or…
An overload protection in a drive unit for a steady or jack for a caravan is constituted by an electro-mechanical control system. The support leg (3) is actuated by a spindle (7) driven by a motor (13) through a gearbox (15). The motor (13) is controlled through the power supply (50) connected by…
A manually operated corner steady for a caravan may be retrofitted with an inventive electric drive unit (1) comprising a gearbox/motor unit (3) and a screw spindle (5) that are attached to a bracket (7). The bracket (7) is adapted to fit under and into an existing fixed part (22) of the steady…