Abstract: The invention relates to a heavy-load vehicle comprising at least two partial vehicles, namely a frontmost partial vehicle and a rearmost partial vehicle, said frontmost partial vehicle having connecting means, and said rearmost partial vehicle having counter-connecting means adapted and configured for cooperating with said connecting means, one of said connecting means and said counter-connecting means including an inner telescopic member guided in a hollow outer telescopic member in a telescoping manner. According to the invention said hollow outer telescopic member is integrally formed by a tubular or box-shaped central part of a partial vehicle frame of one of the partial vehicles, said hollow outer telescopic member and said inner telescopic member cooperating therewith being parts of the same partial vehicle.

Abstract: The invention relates to a towing vehicle (100) for maneuvering aeroplanes without using tow bars, comprising a braking device (130) having a first fluidically actuable braking circuit (148) which acts on the front wheels (106) and a second fluidically actuable braking circuit (150) which acts on the rear wheels (110). According to the invention, the braking device (130) further comprises a third fluidically actuable braking circuit (152), which likewise acts on the front wheels (106).

Abstract: A heavy-duty vehicle, comprising a steering unit mounted on a vehicle frame of the heavy-duty vehicle, wherein the steering unit is rotatable about an axis of rotation of the steering unit. The heavy-duty vehicle comprises a steering input element connected to the steering unit and configured to cause the steering unit to rotate about the axis of rotation of the steering unit. The steering unit has at least one connecting portion configured to be connected to one or more of a steering device of the heavy-duty vehicle or the steering input element of the heavy-duty vehicle. The steering unit comprises at least one actuating unit configured to change a distance of at least one connecting portion relative to the axis of rotation of the steering unit.

Abstract: The invention relates to an axle assembly and a heavy-duty vehicle having such an axle assembly, which comprises a pivot bearing having a substantially vertically extending steering axis of rotation, a bogie rotatably arranged about the steering axis of rotation, a rocker mounted on the bogie so as to be pivotable about a substantially horizontal pivot axis, a wheel carrier operatively connected to the rocker having at least one wheel rotatably mounted thereon about a wheel axis of rotation, the wheel axis of rotation extending substantially horizontally and, when driving straight ahead, substantially transversely to the direction of travel, and a pneumatically actuatable power device, which is arranged between the rocker and the bogie.

Abstract: The invention relates to a commercial vehicle, in particular a heavy-duty vehicle, comprising a plurality of wheel assemblies mounted on a vehicle frame. At least one of the wheel assemblies comprises an elongate wheel carrier, a wheel at each of the longitudinal ends of the wheel carrier, a drive unit for driving the wheels, and a transmission device. According to the invention, the at least one wheel assembly further comprises a clutch device which selectively interrupts or establishes a power transmission connection between the drive unit and the wheels, and a brake device which is approved for the operation of the commercial vehicle on public roads up to speeds of more than 25 km/h.

Abstract: The invention relates to a heavy-load vehicle comprising at least one axle unit, the or each axle unit having at least one wheel, each wheel having at least one tire, at least one tire being a tubeless radial tire. The tubeless radial tire has an outer diameter of less than 755 millimeters (mm), and is adapted and configured for an internal pressure of at least 10 bar. In some instances, when used as a single tire, the tubeless radial tire has a load-bearing capacity per millimeter section width at a speed of 60 kilometers per hour (km/h) of at least 11 kilograms (kg).

Abstract: The invention relates to an axle assembly of a heavy goods vehicle, comprising a pivot bearing steering rotational axis (X), a wheel support comprising at least one wheel that is mounted thereon so as to be rotatable about a wheel rotational axis (Z), the wheel rotational axis (Z) being arranged behind the steering rotational axis (X), in the travel direction (V), in every deflection state of the axle assembly, during straight travel, and a unit that is adjustable about the steering rotational axis (X) when the wheel support is rotated, the adjustable unit being adjustable between two operating states, specifically a forwards travel operating state in which it damps the rotational movement of the wheel support about the steering rotational axis (X), and a reverse travel operating state in which it introduces a steering force, which steers the axle assembly, into the axle assembly.

Abstract: The invention relates to a towing vehicle (100) for manoeuvring aeroplanes without using tow bars, the towing vehicle (100) comprising a coupling device (122/124) for gripping and lifting the nose wheel of the aeroplane to be manoeuvred. According to the invention, the towing vehicle (100) comprises a pressure store (176), in which operating fluid is stored under pressure, a release initiation device (178), which can be actuated manually by an operator and which in a release initiation position connects the pressure store (176) to a release device (180), and the release device (180), which is configured and intended, upon manual transfer of the release initiation means (178) into the release initiation position by the operator, initially to lower the nose wheel of the aeroplane automatically until it stands on the travel surface, simply by means of the pressure energy stored in the pressure store (176) and the potential energy of the nose wheel load, and only subsequently to release the nose wheel.

Abstract: The invention relates to an axle assembly of a heavy goods vehicle, comprising a pivot bearing steering rotational axis (X), a wheel support comprising at least one wheel that is mounted thereon so as to be rotatable about a wheel rotational axis (Z), the wheel rotational axis (Z) being arranged behind the steering rotational axis (X), in the travel direction (V), in every deflection state of the axle assembly, during straight travel, and a unit that is adjustable about the steering rotational axis (X) when the wheel support is rotated, the adjustable unit being adjustable between two operating states, specifically a forwards travel operating state in which it damps the rotational movement of the wheel support about the steering rotational axis (X), and a reverse travel operating state in which it introduces a steering force, which steers the axle assembly, into the axle assembly.

Abstract: The invention relates to an axle assembly and a heavy-duty vehicle having such an axle assembly, which comprises a pivot bearing having a substantially vertically extending steering axis of rotation, a bogie rotatably arranged about the steering axis of rotation, a rocker mounted on the bogie so as to be pivotable about a substantially horizontal pivot axis, a wheel carrier operatively connected to the rocker having at least one wheel rotatably mounted thereon about a wheel axis of rotation, the wheel axis of rotation extending substantially horizontally and, when driving straight ahead, substantially transversely to the direction of travel, and a pneumatically actuatable power device, which is arranged between the rocker and the bogie.

Abstract: A power supply unit, which supplies hydraulic drive motors of a heavy goods vehicle with hydraulic fluid, includes a frame with first connecting elements for operationally fixed mechanical connection to the heavy goods vehicle and second connecting elements for operationally fixed mechanical connection to a further functional unit, a hydraulic pump, which is attached to the frame, can be driven by an assigned electric motor and during operation feeds hydraulic fluid to drive the hydraulic drive motors, and a battery pack, which is attached to the frame and supplies the electric motor with electrical drive power. The hydraulic pump and electric motor are configured in such a way that the hydraulic pump can be operated as a hydraulic motor and the electric motor can be operated as an electric generator.

Abstract: A heavy goods vehicle (10) having a vehicle frame (12) and at least one driving axis (A), which has on either longitudinal side (10a) of the vehicle (10) a bogie (22) comprising a wheel assembly (14), each wheel assembly (14) comprising at least two wheels arranged symmetrically in relation to a central axis (S), and a wheel suspension (18) by means of which said wheel assembly is fastened to a rotary plate (28) of the bogie (22), this rotary plate (28) being mounted on a rotary bearing (24) of the bogie (22) which is engaged with the vehicle frame (12) so as to be rotatable about a steering swivel axis (X). According to the invention, the rotary bearing (24) of the bogie (22) can be adjusted in the width direction (B) of the vehicle relative to the vehicle frame (12) and can be detachably connected to the vehicle frame (12) in an operationally stable manner.

Abstract: The invention relates to a heavy-duty trailer (10) in which at least one of the wheels (12) has a MacPherson independent wheel suspension (16). The wheel (12) can be a steered wheel, wherein the steering cylinders (94) of the steering device (40) enclose an angle (a) with the longitudinal direction (L) of the trailer. The transverse control arms (30l, 30r) can also be articulated onto the trailer frame at least in the longitudinal center plane (E) of the trailer (10).

Abstract: A modular heavy goods vehicle (10) comprises a left vehicle module (12) and a differently designed right vehicle module (14), each of which includes a longitudinal frame part (20, 24) and at least two wheel subassemblies (22, 26), and two transverse frame modules (16, 18) which extend in the direction of the width (B) of the vehicle and the free ends of which are releasably connected to the longitudinal frame parts (20, 24), the length of the transverse frame modules being adjustable.

Abstract: The invention relates to a heavy goods vehicle in which the steering system (12) comprises, in addition to a normal steering mode steering device (26) that transfers steering power purely mechanically by means of connecting rods (34) from axle to axle, a crab steering mode steering device (28) that also transfers steering power purely mechanically by means of connecting rods (46) from axle to axle. The individual wheel assemblies (14, 16, 18, 20, 22, 24) can be connected by means of coupling devices (56) either to the normal steering mode steering device (26) or to the crab steering mode steering device (28).

Abstract: A modular heavy goods vehicle (10) comprises a left vehicle module (12) and a differently designed right vehicle module (14), each of which includes a longitudinal frame part (20, 24) and at least two wheel subassemblies (22, 26), and two transverse frame modules (16, 18) which extend in the direction of the width (B) of the vehicle and the free ends of which are releasably connected to the longitudinal frame parts (20, 24), the length of the transverse frame modules being adjustable.

Abstract: A heavy goods vehicle (10) having a vehicle frame (12) and at least one driving axis (A), which has on either longitudinal side (10a) of the vehicle (10) a bogie (22) comprising a wheel assembly (14), each wheel assembly (14) comprising at least two wheels arranged symmetrically in relation to a central axis (S), and a wheel suspension (18) by means of which said wheel assembly is fastened to a rotary plate (28) of the bogie (22), this rotary plate (28) being mounted on a rotary bearing (24) of the bogie (22) which is engaged with the vehicle frame (12) so as to be rotatable about a steering swivel axis (X). According to the invention, the rotary bearing (24) of the bogie (22) can be adjusted in the width direction (B) of the vehicle relative to the vehicle frame (12) and can be detachably connected to the vehicle frame (12) in an operationally stable manner.

Abstract: The invention relates to a heavy goods vehicle in which the steering system (12) comprises, in addition to a normal steering mode steering device (26) that transfers steering power purely mechanically by means of connecting rods (34) from axle to axle, a crab steering mode steering device (28) that also transfers steering power purely mechanically by means of connecting rods (46) from axle to axle. The individual wheel assemblies (14, 16, 18, 20, 22, 24) can be connected by means of coupling devices (56) either to the normal steering mode steering device (26) or to the crab steering mode steering device (28).

Abstract: The invention relates to a heavy goods vehicle in which the steering system (12) comprises, in addition to a normal steering mode steering device (26) that transfers steering power purely mechanically by means of connecting rods (34) from axle to axle, a crab steering mode steering device (28) that can be controlled independently of the normal steering mode steering device (26). The individual wheel assemblies (14, 16, 18, 20, 22, 24) can be connected by means of coupling devices (56) either to the normal steering mode steering device (26) or the crab steering mode steering device (28).

Abstract: The invention relates to a heavy-duty trailer (10) in which at least one of the wheels (12) has a MacPherson independent wheel suspension (16). The wheel (12) can be a steered wheel, wherein the steering cylinders (94) of the steering device (40) enclose an angle (?) with the longitudinal direction (L) of the trailer. The transverse control arms (30l, 30r) can also be articulated onto the trailer frame at least in the longitudinal center plane (F) of the trailer (10).