Abstract: A system for reducing the air resistance of a truck, particularly an articulated vehicle, wherein the vehicle comprises a cargo space that is limited downward by a loading floor and in the height thereof by a roof wall spaced apart therefrom. The aim is to provide a system that minimizes the face area of the truck and thus the fuel consumption in dependence on the actual cargo space used. According to one embodiment, the roof wall is height-adjustable opposite the loading floor.

Abstract: A semitrailer landing gear, particularly for supporting trailers, including a supporting element, which can be telescopically displaced in the height thereof and which has an outer sleeve and an inner sleeve, the outer sleeve having a fastening flange for placing on a vehicle. The aim of the invention is to develop semitrailer landing gears with a reduced weight as well as with favorable manufacturing costs. To this end, the invention provides that at least one lateral wall of the outer sleeve and/or of the inner sleeve is provided with an angled wall section extending in an axial direction.

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 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: 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: The invention refers to a trailer coupling (10) for a towing vehicle (26), comprising a base body (12), a coupling unit (14) with a coupling element (16), that works with a counter-coupling element (18) of a trailing towing vehicle (22), whereby the coupling unit (14) relative to the base body (12) is adjusted between a coupling position and a release position, and a securing device (40), with a securing element (42), that can be adjusted between a securing position and a release position, whereby, in its securing position, it secures the coupling unit (14) in its coupling position.

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 hook coupling with a hook body (12), which has a hook-in opening (14), and with a closure latch (16) which can be adjusted between an open position and a closed position furthermore comprises: a blocking lever (26) which is displaceable between a blocking position, in which it blocks an adjustment of the closure latch (16) from the closed position towards the open position, and a release position in which it permits an adjustment of the closure latch (16) from the closed position towards the open position, and a triggering device (36) which, in its basic position, whenever blocking lever (26) is in the blocking position, prevents displacement of the blocking lever (26) into the release position, and which, when actuated out of its basic position, permits displacement of the blocking lever (26) into the release position.

Abstract: A device for adjusting a fifth wheel, comprising a displacement device provided with two guide rails placed on the vehicle, in particular on a tractor semi-trailer combination in the longitudinal direction thereof, said guide rails whereon a slide may be installed capable of being moved by means of an actuating device, said actuating device being designed such that, upon a displacement, the positive connection between the guide rails and the slide is maintained. The actuating device, which is designed to move the slide, comprises a first powered device. Additionally, at least one first position sensor is arranged to detect the position of the slide, at least said first position sensor being connected to a control device.

Abstract: A coupling aid facilitates connecting at least one supply line between a first vehicle and a second vehicle which can be coupled to the first vehicle by means of a coupling. The coupling aid comprises a supply bracket mounted on the second vehicle and used to receive the at least one supply line. The supply bracket can be moved by means of a drive from a driving position (A) in the longitudinal centerline of the vehicle into an operating position (B) lateral to the driving position. The coupling is provided with at least a first sensor for detecting the locking state of the coupling and the movement of the supply bracket is triggered by a signal from the first sensor.

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 braking a trailer being coupled to a pulling vehicle by means of a coupling device, comprising a supply circuit on the pulling vehicle side, and a brake circuit on the trailer side, wherein the brake circuit is removably attached to the supply circuit by means of at least one plug-in coupling. The invention is based on the object of providing a system for braking a trailer, wherein the risk of an uncontrolled vehicle movement, at least of the trailer vehicle, is reduced. The problem is solved according to the invention by means of a system wherein disposed within the brake circuit is a ventilation valve that can be remotely controlled by the pulling vehicle.

Abstract: A method is described for the mounting of a bearing block of a coupling plate on a mounting plate, with the bearing block having a bridge-like shape, being provided with bores at its opposite front and rear ends to accommodate fixing screws and being kept in place on the mounting plate by means of the fixing screws, and the coupling plate engaging with the bearing block in a central area, with the attachment of the bearing block to the mounting plate comprising at least one additional form fitting element. The invention was based on the task of providing a secure attachment of a self-supporting bridge-like bearing block to a mounting plate even under the extreme operating forces that are to be expected. The task is solved in accordance with the invention by means of a method in which by tightening the fixing screw together with the at least one form fitting element causes a deformation of the mounting plate.

Abstract: The invention relates to a device for detecting and displaying the position of components of vehicle couplings, in particular semi-trailer couplings. A combined sensor and display unit is located in a common housing. The sensor unit comprises at least one sensor and the display unit at least one display element. The device can be mounted on the exterior of a semi-trailer coupling or of a sliding unit of a semi-trailer coupling, adjacent to a manual actuating element of a closing or locking device.

Abstract: A displacement device for a fifth wheel traction coupling with two base bars and a fifth wheel traction coupling supporting top part which includes two bearing chocks which are slidingly fixed to the base bars and telescoping in a locked position thereof into each base bar by means locking elements with the aid of a rack rail. The known per se sliding devices are expensive due to the production of the base bars, since the rack rails are provided with a toothed profile prior to be welded. A low-cost sliding device is producible in a simple manner. For this purpose, at least one base bar is provided with spaced rest windows on the axial extension thereof for receiving the locking elements.

Abstract: A device for adjusting a fifth wheel, comprising a displacement device provided with two guide rails placed on the vehicle, in particular on a tractor semi-trailer combination in the longitudinal direction thereof, said guide rails whereon a slide may be installed capable of being moved by means of an actuating device, said actuating device being designed such that, upon a displacement, the positive connection between the guide rails and the slide is maintained. The actuating device, which is designed to move the slide, comprises a first powered device. Additionally, at least one first position sensor is arranged to detect the position of the slide, at least said first position sensor being connected to a control device.

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.

Abstract: The invention relates to a device for detecting and for displaying the position of components of vehicle couplings comprising: a display device; having its own voltage source, and; sensor mechanisms. The displaying mechanisms can be attachable to or adjacent to the vehicle coupling. At least two sensor mechanisms are provided of which at least one mechanism is situated at a distance from the display mechanisms.

Abstract: A method and a system for control of a displacement device for a fifth wheel coupling which coupling is disposed on a tractor vehicle are described, wherein the displacement device has a lower structure having at least one guide rail oriented in the direction of travel, a movable carriage which supports the fifth wheel coupling and engages the guide rail(s), and a control device connected to a motorized drive unit for displacing the carriage and also connected to an adjusting member for fixing the carriage with respect to the guide rail(s). The underlying problem of the invention was to devise a method and a control system whereby timely establishment of a sufficiently long gap between the tractor and the associated semi-trailer is possible.

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 direction of travel, a movable carriage which supports the fifth wheel coupling and engages the guide rail(s), and a control device connected to a motorized drive unit for displacing the carriage and also connected to an adjusting member for fixing the carriage with respect to the guide rail(s); wherewith a measurement is made for determining the angle between the tractor and semi-trailer, the measurement signal is converted in the control device to a control signal, and thereby an operation of the motorized drive unit and/or the adjusting member is initiated. The underlying problem of the invention was to devise a method and a control system which minimize the risk of the semi-trailer striking against the cab of the tractor.