Abstract: A method for coupling a semi-trailer with a top plate to a truck tractor with a coupling plate includes: importing a reference height profile assigning a reference gradient to different actual values for the relative height of the chassis to the rear axle of the truck-tractor; changing the relative height such that the coupling plate approaches the top plate; continuously determining actual height values and height gradients while changing the relative height, wherein an actual height value is assigned the currently determined actual height gradient; checking a coupling criterion by comparing a currently determined actual height gradient with the reference gradient, wherein the reference gradient which in the imported reference height profile is assigned to the same actual height value as the currently determined actual height gradient is applied; and, maintaining the relative height when the currently determined actual height gradient deviates from the reference gradient.

Abstract: A cover system for covering a vehicle tow hitch connector includes at least a first retention member including a first retention slot, and a first door support coupled to the first retention member. A second door support is positioned opposite the first door support. A door is rotatably coupled to the first and second door supports. The door includes a first retention projection structured to be received in the first retention slot to position the door in a closed orientation.

Abstract: An automated trailer coupling arrangement includes a receiver member fixed to a towed vehicle and including pneumatic and electrical couplers, a shuttle member including pneumatic and electrical couplers, a control arm assembly supported on a towing vehicle and including a carrier member configured to operably couple and uncouple with the shuttle member, and an actuator coupled to the carrier member configured to move the carrier member between a first position where the carrier member is coupled with the shuttle member and the shuttle member is spaced from the receiver member, and a second position where the pneumatic and electrical couplers are respectively coupled and the carrier member is uncoupled and spaced from the shuttle member, wherein the control arm is configured to move a vertical and horizontal directions as the carrier member is moved between the first and second positions.

Abstract: An auto-coupling system for coupling a trailer and a towing vehicle includes a base plate between a vehicle frame and a fifth wheel of the towing vehicle, an extendable arm rotatably coupled to the base plate at a first point and configured to extend in response to relative movement of the towing vehicle and the trailer, a spring fixedly coupled to the base plate at a second point and coupled to the extendable arm, the spring being configured to exert a retractive force onto the extendable arm, and an alignment assembly rotatably coupled to the extendable arm and configured to move against an outer perimeter of the trailer.

Abstract: A system and method for automatically coupling at least one of an air line or an electrical line of a tractor to a trailer that is configured to be pulled by the tractor. A moveable arm is mounted to the tractor and is configured to exhibit at least one degree of freedom (DOF) of motion relative to the tractor. The moveable arm carries at least one of an air line connector or an electrical connector. A trailer coupling head is mounted to the trailer and carries at least one of an air line connector or an electrical connector that are configured to be connected to the at least one of an air line connector or an electrical connector of the tractor. The trailer coupling head can be moved in at least a vertical DOF relative to the ground by the automatic coupling system.

Abstract: The disclosed technology provides a delivery trailer to be hitched to an autonomous vehicle for autonomous delivery of packages. The delivery trailer can include sensors to provide data to the autonomous vehicle to which it is to overcome limitations caused by any occlusion of sensors on the autonomous vehicle by the trailer. Furthermore, the present technology addresses several challenges related to autonomous package delivery.

Abstract: Exterior lighting systems are provided for towed vehicles, such as towed RVs, which includes a control module for receiving conventional illumination signals from the towing vehicle through a conventional trailer plug, and supplementing those conventional illumination signals with synchronized supplemental LED lighting. That supplemental lighting can include “constant-on” flashing LEDs indicative of operator intentions in the towing vehicle, either at locations adjacent conventional exterior lighting or other locations on the trailer. The control module can also support supplemental exterior illumination of the RV when the towed vehicle is stationary and in use for camping or advertisement. The control module includes a failsafe mode in the event of a fault in the supplemental lighting (so as to maintain conventional exterior lighting capability), diagnostic LED output for troubleshooting, and an automatic reset feature.

Abstract: In one embodiment, a device of a tractor unit determines that the tractor unit is connected to a trailer via physical cabling. The device sends, via the physical cabling, a powerline communication (PLC) message to the trailer that includes a service set identifier (SSID) and password for a Wi-Fi transceiver of the tractor unit. The Wi-Fi transceiver of the tractor unit receives an association request sent wirelessly from a Wi-Fi transceiver of the trailer that is based on the sent SSID and password. The device establishes the Wi-Fi transceiver of trailer as a Wi-Fi client of the Wi-Fi transceiver of the tractor unit.

Abstract: A motor vehicle according to an exemplary aspect of the present disclosure includes, among other things, a frame including a rail and an electrical distribution system routed at least partially through the rail. A method is also disclosed.

Abstract: A wire harness includes a first circuit group and a second circuit group. The first circuit group has one end connected to a first connector and another end connected to a second connector. The second circuit group has one end connected to the first connector and another end connected to a third connector. The second circuit group branches from the first circuit group at a position of the second connector or at a position of a connection target connected by the second connector.

Abstract: A nose box insert for a truck trailer nose box. The insert may include a baseplate and multiple electrical terminals for connecting a receptacle, such as a standard J-560 nose box receptacle, to wiring in a truck trailer. A control circuit may be included to control and detect and/or report outages of multiple trailer components including, but not limited to, LED lamps, trailer braking systems, environmental sensors, or other components. A communication circuit may be included in the control circuit and may be configured to establish at least one communication link with a remote device to allow the nose box insert to wirelessly report information to a remote device indicating operational aspects such as the location of the trailer, to the status of the individual trailer components, or other relevant information.

Abstract: Mobile apparatus comprising a main frame (2), a sub-frame (1) connected rotatably to the main frame and an operating arm connected to the sub-frame, wherein the sub-frame is provided with a seating or standing location for a driver, operating instruments (4) controllable by a driver, and a bus system (5) connected to the operating instruments; wherein the main frame is provided with a lifting device (8) to which an implement (18) is connectable; wherein the mobile apparatus further comprises a drive (7, 17) for driving the lifting device and/or the implement, and a control unit (6, 16) connected to the bus system for controlling the drive on the basis of signals from the bus system; this such that the lifting device and/or the implement are controllable via the bus system using the operating instruments in the sub-frame.

Abstract: A ball-type hitch half is mounted on a towing vehicle, and a socket is mounted on a pivotable arm attached to the towed vehicle. The socket includes a shoulder surrounding the socket including a plurality of radially spaced pins. The ball has a neck that extends downward. Surrounding the neck is a peripheral collar on which a plurality of arcuately extending electrical contacts are provided. The pins surrounding the socket on its peripheral shoulder are spring biased in the downward direction such that they are forced into engagement with the arcuate contacts on the collar which is spring biased upward. When the socket is installed and locked over the ball, the contact pins are spring biased into contact with the arcuate electrical contact areas such that for any rotative or pivoted position of the towed vehicle with respect to the towing vehicle, the pins maintain contact with the arcuate contacts.

Abstract: A device for restraining a coupling from disengaging is provided. The coupling includes a plug member and a socket member. The plug member couples with the socket member. The device includes an elastic member. The elastic member has a slot in a first portion. The elastic member detachably connects to the socket member at a first end and operably engages to the plug member at a second end through the slot.

Abstract: A coupler assembly for a trailer hitch includes: a pin extender comprising electrical pins and first slots; a pin receiver comprising pin slots and second and third slots; a housing comprising fourth slots; first stabilizers disposed in the first and second slots; second stabilizers disposed in the third and fourth slots. Each stabilizer includes a spring and a solid head, and the electrical pins are disposed in the pin slots.

Abstract: A trailer electronic braking system comprising a braking device capable of generating a braking force on a wheel on the trailer. The braking force is applied to the brake cylinders and is controllable by a braking ECU, which braking ECU is connected to a standards compliant communication bus on the trailer. The ECU is adapted to receive data inputs from sensors on the trailer. The system further includes an arrangement to interface to trailer electronics and a communications interface. In use, the arrangement transmits a request to the device for a driver to apply a predetermined condition to the trailer to enable control functions to be actuated from a remote device.

Abstract: A receptacle assembly for a vehicle-trailer wiring connector assembly includes a receptacle housing, a housing opening, a first receptacle connector, and a second receptacle connector. The receptacle housing includes a first cavity extending from a first end to a central structure. The housing opening is defined at the first end. The first cavity and the housing opening are shaped to enable insertion of a plug assembly constructed to comply with the Society of Automotive Engineers J2863 standard. A first portion of the first receptacle connector extends from the central structure into the first cavity. The first receptacle connector is sized such that the first receptacle connector is configured to be inserted into a connector cavity of the plug assembly. The second receptacle connector is disposed and positioned on an interior surface of the first cavity and is contactable within the first cavity.

Abstract: A method for checking a control pilot, referred to below as CP, line of a charging socket of an electrically drivable transportation means. The method includes closing the charging socket, as a result of which an electrical, in particular galvanic, connection is closed between the CP line and a line of the charging socket providing electrical energy, and checking a signal received via the CP line in response to the closing. Also disclosed is a corresponding apparatus.

Abstract: The present invention may include a towable trailer being mechanically couplable to a vehicle, the towable trailer including an auxiliary battery housing unit, a wheel being rotatably connected to the towable trailer, an auxiliary battery disposed within the auxiliary battery housing unit of the towable trailer, the vehicle including a storage battery, the auxiliary battery of the towable trailer being electrically couplable with the storage battery of the vehicle via a bidirectional pathway, and a control system configured to control a transfer of electrical energy between the auxiliary battery of the towable trailer and the storage battery of the vehicle along the bidirectional pathway.

Abstract: A warehouse truck includes an electric truck contact in direct connection to or on a battery. The electric truck contact is arranged to take part in the switching between three battery modes. The truck contact includes a first group of guides that cooperate with a second group of guides on a truck charging contact and a third group of guides on a truck operation clamp.

Abstract: A device for electrically connecting a vehicle electrical system to the electrical system of a trailer is disclosed which automatically connects the same when the kingpin of the trailer is secured to the fifth wheel hitch of the vehicle.

Abstract: A tongue weight donut scale includes a tongue weight donut scale body having an upper planar surface, a lower planar surface, and a central opening having an inner diameter, a weight sensor coupled to the tongue weight donut scale body and generating a signal representative of a weight on the tongue weight donut scale, an indicator box converting the signal from the weight sensor into a weight value and providing a weight value output, and a display window displaying the weight value output. The tongue weight donut scale detects the tongue weight of a trailer attached to a trailer hitch ball, when the tongue weight donut scale is installed between the base of the trailer hitch ball and the ball support of a trailer hitch.

Abstract: Systems and methods for connecting a power supply of a tow vehicle to a trailer are disclosed. The systems may comprise a connector plate coupled to the trailer. In various embodiments, the connector plate may be coupled to a hitching pin of the trailer or adjacent to the hitching pin of the trailer. The connector plate may define a curvilinear slot that receives a connector suite component supporting a plurality of trailer connectors. The curvilinear slot may allow the trailer connectors to rotate with respect to the connector plate.

Abstract: A hitch system for automatically hitching a tractor to a trailing implement is provided. The hitch system may allow an operator that is in a cab of the tractor to remotely connect and electrical system and/or a hydraulic system of a tractor an implement to each other and to remotely secure a hitch pin that connects a tongue of the implement to a drawbar of the tractor. The hitch system may include implement and tractor connector bank assemblies that are respectively provided on the implement and tractor. The tractor connector bank assembly may be moveable in multiple directions for allowing the tractor connector bank assembly to be remotely controlled from the cab of the tractor to align and move into engagement with the implement connector bank assembly.

Abstract: Embodiments of the present disclosure generally provide systems and methods for connecting a power supply of a tow vehicle to a trailer. The system may comprise a connector plate coupled to a hitching member. The connector plate may define a curvilinear slot that receives a first connector. The curvilinear slot may allow the connector plate to rotate with respect to the first connector. A retention spring may be coupled to the first connector. In various embodiments, the hitching member may be a tongue of a fifth wheel trailer or a downward extending member of a gooseneck trailer.

Abstract: A hose support for supporting hoses which extend between the tractor and the trailer of a tractor-trailer rig with the tractor having a headache rack, with forward and rearward sides, positioned rearwardly of the cab of the tractor. A substantially vertically disposed mounting plate is secured to the rearward side of the headache rack and has an elongated hose support arm, having forward and rearward ends, with the rearward end of the hose support arm being pivotally secured, about a vertical axis to the mounting plate. The hose support arm may extend rearwardly and upwardly from the mounting plate or extend rearwardly and downwardly from the mounting plate. The rearward end of the hose support arm is adapted to have the hoses secured thereto.

Abstract: A control arrangement for a trailer vehicle comprises a brake system, a lighting system, a control device for controlling the lighting system, and a data transfer system for transferring data between the control device and the brake system. The control device and the brake system are arranged such that information about the status of the lighting system is transferred to the brake system by means of the control device, and/or information about the brake system is transferred to the control device for changing the status of the lighting system.

Abstract: An electrical converter assembly includes a sensing device coupled to one or more wires of a towing vehicle. The sensing device is configured to detect the current flow in the one or more wires and generate a signal in response to the current flow. The converter assembly further includes an electrical component in communication with the sensing device. The electrical component may generate a signal to a towed vehicle in response to the current flow detected by the sensing device. The sensing device may be a non-invasive sensing device. The non-invasive sensing device may detect current flow in the one or more wires of the towing vehicle without direct contact with the conducting element of the wires.

Abstract: A powered coupling system is configured to interconnect utility lines such as fluid and/or electric lines of a vehicle tractor to a trailer. A curved track is mounted to a frame of the tractor, and the system includes pneumatic and/or electrical connectors that move along the curved track to align the connectors with a corresponding connectors on a trailer. A linear actuator causes the connectors on the tractor to shift vertically to connect and disconnect the connectors on the tractor to connectors on the trailer. The curved track permits alignment of the connectors on the tractor with the connectors on the trailer even if the trailer is not in a straight line with the tractor.

Abstract: A tractor and trailer combination including a tractor having a tractor frame, a supply unit, a trailer coupling, a skid plate, and a first connector coupled to the tractor frame and coupled to the supply unit to receive at least one of high voltage electrical power and coolant from the supply unit. The combination also includes a trailer having a trailer frame, a tractor coupling rotatably connecting the trailer to the tractor, and a second connector coupled to the trailer and configured to provide the at least one of high voltage electrical power and coolant to the trailer. The combination further includes a conduit having a first end coupled to the first connector, a second end coupled to the second connector. The conduit flexes and is supported between the first and second ends by the skid plate throughout rotation of the trailer relative to the tractor.

Abstract: Systems and methods for connecting a power supply of a tow vehicle to a trailer are disclosed. The systems may comprise a connector plate coupled to the trailer. In various embodiments, the connector plate may be coupled to a hitching pin of the trailer or adjacent to the hitching pin of the trailer. The connector plate may define a curvilinear slot that receives a connector suite component supporting a plurality of trailer connectors. The curvilinear slot may allow the trailer connectors to rotate with respect to the connector plate.

Abstract: A towing device for motor vehicles is provided. The towing device includes a connecting unit for mechanically connecting a first vehicle to a second vehicle, and a data link between the first vehicle and the second vehicle. Control devices of the second vehicle can be accessed from the first vehicle via the data link.

Abstract: A means for electrically connecting a vehicle electrical system to a trailer is disclosed which automatically connects the same when the hitch of the trailer is mounted on the vehicle hitch. Four different embodiments of the invention are disclosed.

Abstract: A mounting bracket cantilevers a support arm off the side of a receiver tube of a hitch, using flats on the receiver tube or receiver tube lip to support the cantilevered weight. The support arm is configured to receive and support one or more mating electrical connection structures, with a plug/unplug direction matching the fore/aft direction of the towing vehicle. Flanges of the mounting bracket are pulled toward each other around the receiving tube using mounting bolts which extend on right and left sides of the receiving tube. The mounting bracket is preferably formed from stamped and bent sheet metal.

Abstract: A means for electrically connecting a vehicle electrical system to a trailer is disclosed which automatically connects the same when the hitch of the trailer is mounted on the vehicle hitch. Four different embodiments of the invention are disclosed.

Abstract: An inertial braking system for a trailer has an elongated casing member defining an axis along its elongated length, and having an opening at one end of the elongated length. A movable plate housed within the casing and including at least one opening adapted to allow light to pass therethrough. A piston member including a pad member at a distal end thereof and placed inside of the one end of the casing member with the pad member facing outwards from the interior of the casing member and adapted to move along the axis, and rigidly connected at an opposite end to an adjacent end of the movable plate.

Abstract: A means for electrically connecting a vehicle electrical system to a trailer is disclosed which automatically connects the same when the hitch of the trailer is mounted on the vehicle hitch. Four different embodiments of the invention are disclosed.

Abstract: Embodiments of the present disclosure generally provide systems and methods for connecting a power supply of a tow vehicle to a trailer. The system includes a connector plate that may be configured to be coupled to a hitching member. The connector plate may define a curvilinear slot that may be configured to receive a first connector. The curvilinear slot may allow the connector plate to rotate with respect to the first connector. A retention spring may be configured to be coupled to the first connector and the connector plate. In certain embodiments, the hitching member may be a downward extending member of a gooseneck trailer. In other embodiments, the hitching member may be a tongue of a fifth wheel trailer.

Abstract: A trailer hitch apparatus for mechanically and electrically coupling a towing vehicle to a towed vehicle includes: a receiver and a trailer mount. The receiver has a receiver tube with an open end; a first electrical connector having a plurality of electrical contacts for attaching to the towing vehicle electrical system; and a second electrical connector having a plurality of electrical contacts electrically connected to the plurality of electrical contacts of the first electrical connector.

Abstract: Embodiments of the present disclosure generally provide systems and methods for connecting a power supply of a tow vehicle to a trailer. The system may comprise a connector plate coupled to a hitching member. The connector plate may define a curvilinear slot that receives a first connector. The curvilinear slot may allow the connector plate to rotate with respect to the first connector. A retention spring may be coupled to the first connector. In various embodiments, the hitching member may be a tongue of a fifth wheel trailer or a downward extending member of a gooseneck trailer.

Abstract: A coupler head of a coupling device for mechanically connecting two units is provided. The coupler head comprises at least one coupler lock to form a mechanical connection with a coupler lock of a counter-coupler head, and an electrical contact coupling for the coupling of at least one electrical line between the coupler head and the counter-coupler head. The coupler head further comprises a base body to which the coupler lock and the electrical contact coupling are mounted, so as to enable the coupler head to be universally applicable for a plurality of applications and in particular for it to be operated as low-maintenance as possible. A coupler head housing accommodates the base body with the at least one coupler lock and electrical contact coupling. The base body further comprises a linkage to which a coupling shaft is articulated so as to be pivotable in a horizontal and/or vertical plane.

Abstract: Embodiments of the present disclosure generally provide systems and methods for connecting a power supply of a tow vehicle to a trailer. The system includes a connector plate that may be configured to be coupled to a hitching member. The connector plate may define a curvilinear slot that may be configured to receive a first connector. The curvilinear slot may allow the connector plate to rotate with respect to the first connector. A retention spring may be configured to be coupled to the first connector and the connector plate. In certain embodiments, the hitching member may be a downward extending member of a gooseneck trailer. In other embodiments, the hitching member may be a tongue of a fifth wheel trailer.

Abstract: A brake-control module for a first trailer of a tractor-trailer combination reduces braking response time for the second trailer and subsequent trailers in the vehicle train. The brake-control module includes a tractor interface. The tractor interface includes a tractor CAN interface for connecting to a tractor CAN connector of a tractor, a tractor voltage-supply interface for connecting to a tractor voltage-supply connector of the tractor, and a tractor warning-light interface for connecting to a tractor warning-light connector of the tractor. The brake-control module further includes a second-trailer interface for connection of a second trailer that is coupled to the first trailer.

Abstract: A coupling system for connecting supply lines between a trailer and a tractor vehicle, with a socket which is arranged on the tractor vehicle and a support element, having a plug, which is arranged on the trailer. The invention is based on the problem of providing a robustly operating coupling system in which an automatic connection of all of the provided supply lines is possible. The problem is solved by a coupling system in which the socket is arranged in a positionally fixed manner on the tractor vehicle, the plug is guided in a laterally moveable manner in the support element, and the plug can be placed into a connecting position with the socket by an actuator which is arranged on the tractor vehicle.

Abstract: A means for electrically connecting a vehicle electrical system to a trailer is disclosed which automatically connects the same when the hitch of the trailer is mounted on the vehicle hitch. Four different embodiments of the invention are disclosed.

Abstract: The invention relates, inter alia, to a connector bracket for a semitrailer of a semitrailer truck. Said connector bracket comprises a support element which can be swiveled about a bearing and a connector arranged inside the support element, the support element having a casing frame with a section that is complementary to an insertion opening of a fifth wheel. The aim of the invention is to provide a connector bracket or a plug-in coupling which is highly reliable even under adverse external conditions. This aim is achieved, inter alia, by the connector bracket according to the invention, wherein the casing frame can be displaced in relation to the connector by contact with the insertion opening, thereby displacing the connector from a closed standby position to an open coupling position.

Abstract: A connector bracket for a trailer vehicle of a tractor trailer, having a support frame which can swivel on a bearing about a coupling means and a connector arranged stationary on the support frame. A connector bracket on the trailer was needed that lessens the risk of damage to the connector from components of the tractor. A connector bracket is provided in which the connector is at least partly covered by the coupling in the lengthwise axis of the vehicle and a guide ramp is formed in front of the connector and tilting toward the connector at least during the coupling process.

Abstract: First and second vehicle-side connectors that respectively have a ground terminal that is grounded to the vehicles and have a plurality of signal transmission-path terminals, and a vehicle connection cable that is mounted, at both ends, with first and second connectors, and has a plurality of connection-signal transmission paths that connect the connection-signal transmission-path terminals of the first and second connectors, and has a shielding layer that shields the connection-signal transmission paths and is connected to only one of the respective connection ground terminals of the first and second connectors.

Abstract: The invention relates, inter alia, to a connector bracket for a semitrailer of a semitrailer truck. Said connector bracket comprises a support element which can be swiveled about a bearing and a connector arranged inside the support element, the support element having a casing frame with a section that is complementary to an insertion opening of a fifth wheel. The aim of the invention is to provide a connector bracket or a plug-in coupling which is highly reliable even under adverse external conditions. This aim is achieved, inter alia, by the connector bracket according to the invention, wherein the casing frame can be displaced in relation to the connector by contact with the insertion opening, thereby displacing the connector from a closed standby position to an open coupling position.

Abstract: A system for connecting supply lines between a tractive vehicle and a semi-trailer that can be coupled to the latter, a semi-trailer coupling and an automatic line coupling system comprising at least one connector jack being situated on the tractive vehicle and the semi-trailer having at least one supply circuit comprising a first supply console for connecting to the tractive vehicle and for receiving a plug-in element that is located on at least one supply line of the tractive vehicle and/or a plug that is configured to fit the connector jack. The aim of the invention is to provide a system for connecting supply lines for tractive vehicles, comprising an automatic line coupling system that permits the coupling of conventional semi-trailers. To achieve this, a second supply console is located on the tractive vehicle and is permanently connected to the connector jack of the line coupling system and the plug-in element can be selectively connected to the first or second supply console.