A towed vehicle detection apparatus for a towing vehicle includes a hose coupling for a hose for supplying pressurized air from the towing vehicle to brakes of the towed vehicle, a sensor configured to detect a physical position of the hose coupling relative to the towing vehicle, and a computer…
A system and method are provided for spring brake monitoring for truck-to-trailer electronic brake system (EBS) request disabling. In one embodiment, a brake controller in a trailer receives, from a tractor, an electronic brake signal to apply a service brake of the trailer. The brake controller…
According to embodiments of the present disclosure, a motion based fails safe braking for trolleys is disclosed herein. The trolley includes a brake system that allows for safe operation of the trolley on ramps. The trolley may include various mechanical elements that act as force and displacement…
Methods and systems for preventing unwanted movement of a trailer coupled to a towing vehicle are provided. A method includes obtaining sensor data via one or more sensors of the towing vehicle indicating movement of the towing vehicle and/or trailer, and in response to an indication of movement of…
A control system () can directly or indirectly measure force applied between a trailer () and a prime mover vehicle () coupled to the trailer. Based on the measured force, the control system can determine an operational state of one or more features of the trailer. For example, static resistance…
A trailer vehicle control system has a trailer electronic brake system ECU, which ECU is configured to receive a request, via a CAN bus, from a telematics unit or from a trailer access point. The trailer vehicle control system can verify a status or position of the trailer, in particular using ramp…
Methods and systems automatically scale and set trailer brake gain without a need for vehicle driver input and without testing. Scaling a trailer brake gain of a trailer towed by a vehicle includes obtaining sensor data via one or more sensors of the vehicle, including from a hitch load sensor. A…
Methods and systems automatically scale and set trailer brake gain without a need for vehicle driver input and without testing. Scaling a trailer brake gain of a trailer towed by a vehicle includes obtaining sensor data via one or more sensors of the vehicle. A processor computes a trailer weight…
A vehicle system including a pre-trip inspection algorithm includes a service brake controller for controlling service brakes at a plurality of wheel ends of a vehicle and for monitoring a change of state of the vehicle, a parking brake controller for controlling parking brakes at a plurality of…
In exemplary embodiments, methods and systems are provided that include: sensors configured to obtain sensor data for a vehicle having both friction braking and regenerative braking capabilities and coupled to a trailer, the sensor data including: friction braking data as to a vehicle friction…
A braking control system is provided comprising a first brake controller configured to receive a first brake demand generated by a first brake pedal of a vehicle; and a second brake controller configured to receive a second brake demand generated by a second brake pedal of the vehicle. The first…
A method is for actuating a vehicle brake system of a vehicle with a towing vehicle and a trailer that can be coupled. The towing vehicle has a trailer interface via which interface signals can be transmitted between the towing vehicle and the coupled trailer. The method includes: reading a sensor…
A motor-driven trailer and towbar system includes a towbar having a vehicle side end configured to connect with the vehicle and a trailer side end configured to connect with a trailer coupling. The towbar is pivotably coupled to the trailer and configured to pivot along a pivoting path (P) between…
In exemplary embodiments, methods and systems are provided for controlling braking of a trailer that is coupled to a vehicle. In an exemplary embodiment, a system is provided that includes: one or more sensors configured to obtain sensor data for a vehicle coupled to a trailer, the sensor data…
A controller and method for controlling trailer service braking on a tractor-trailer vehicle are provided. The controller receives a signal from a trailer hand control apparatus, disposed in the cab of the tractor, that is manually activated by a driver. The signal received by the controller…
The invention relates to a method for braking a trailer in a tractor-trailer combination, wherein a drive axle (44) of the trailer (40) is controlled to transmit a braking torque to the driving surface, as long as a continuously detected actual value of an engine speed exceeds a setpoint value of…
A brake controller is disclosed for a towed vehicle braking system. The controller is adapted to be mounted in a towing or a towed vehicle having a longitudinal axis for generating a braking control signal to the towed vehicle braking system. The controller comprises an inertial sensor including…
The invention relates to a method for influencing control of a motor vehicle (10) with a drive motor (12) and at least one trailer vehicle (11), wherein the trailer vehicle has an electronic braking system with rear space monitoring and can apply brakes of the trailer vehicle upon backward-directed…
The device has two adjacent axles (12, 13), where one of the axles includes a main axis status for an anti blocking system (ABS) function. Another axle includes a lift axle part, where assignment of the main axis status for the function is changed from the former axle to the latter axle. The change…
The procedure involves fixing a draw bar (1) laterally at the rear of the vehicle. The draw bar consists of a carrier (2) having a rod (4) with ball head (3) and a force determining device (7). The towing can be improved if forces (8,9) exerted by pulled trailer weight on the draw bar are…
The load-handling trolley is controlled by buttons (17) or levers on handles (16) on the end of an arm (1) pivoted to a base (5) and operated by a pedestrian or by a rider on an optionally folding platform. The arm is made with an articulated joint (10) between lower (11) and upper (12) sections…