Abstract

The invention relates to an axle assembly (1) for a vehicle, in particular a rear axle assembly for a low floor vehicle, comprising two swing arms (2, 2a, 2b, 2', 2a', 2b') for mounting respective vehicle wheels (3, 3'), a respective motor (10, 11, 10', 11') attached to each swing arm (2, 2a, 2b, 2', 2a', 2b'), and at least one energy storage unit (4a, 4b, 4c, 4d, 4e, 4f, 4g, 4a', 4b', 4c', 4d',4e', 4f', 4g') which is arranged between the swing arms, wherein the energy storage unit (4a, 4b, 4c, 4d, 4e, 4f, 4g, 4a', 4b', 4c', 4d',4e', 4f', 4g') is arranged substantially below a wheel axle (5).

IPC Classes  ?

• B60G 7/00 - Pivoted suspension arms; Accessories thereof
• B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
• B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel
• B60G 3/14 - Resilient suspensions for a single wheel with a single pivoted arm the arm being essentially parallel to the longitudinal axis of the vehicle the arm being rigid
• B60G 7/02 - Attaching arms to sprung part of vehicle

Abstract

ggg) of the pulse-width modulated control signal (7) is set to generate an audible signal greater than 150Hz and less than 3kHz. The invention also relates to a corresponding axle drive module and a corresponding vehicle.

IPC Classes  ?

• B60L 50/51 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors

Abstract

The invention relates to a cooling element for an electric motor, particularly for a wheel hub drive, having a channel, which connects a first connection of the cooling element and a second connection of the cooling element, wherein the channel winds in a spiral around the cooling element. According to the invention, such a cooling element allows a flow state of coolant within the channel to be generated in which secondary turbulences are formed and the cooling performance is significantly improved.

IPC Classes  ?

• H02K 9/19 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil

Abstract

The invention relates to a wheel suspension (1) for a wheel (23) of a vehicle, which wheel is driven by an electrical or pneumatic motor (2), particularly a rear wheel of a utility vehicle, comprising a swing arm (3) that is mounted on the vehicle in a first region (4) such that it can pivot about a pivot axis (7), and is supported on the vehicle in a second region (8), wherein a third region (10) of the swing arm (3) supports a part of the motor (2) that is secured for conjoint rotation with respect to the swing arm (3) in order for a torque to be transmitted to the wheel with a rotating part of the motor (2).

IPC Classes  ?

• B60G 3/14 - Resilient suspensions for a single wheel with a single pivoted arm the arm being essentially parallel to the longitudinal axis of the vehicle the arm being rigid
• B60G 7/00 - Pivoted suspension arms; Accessories thereof
• B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel
• B60K 11/00 - Arrangement in connection with cooling of propulsion units
• B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission

Abstract

The invention relates to a wheel suspension (1) for a wheel (23) of a vehicle, which wheel is driven by an electrical or pneumatic motor (2), particularly a rear wheel of a utility vehicle, comprising a swing arm (3) that is mounted on the vehicle in a first region (4) and, in a second region (8), is supported on said vehicle, and a first braking device (11) which is mounted in a third region (10) on the swing arm (3).

IPC Classes  ?

• B60G 3/14 - Resilient suspensions for a single wheel with a single pivoted arm the arm being essentially parallel to the longitudinal axis of the vehicle the arm being rigid
• B60G 7/00 - Pivoted suspension arms; Accessories thereof
• B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel
• B60K 11/00 - Arrangement in connection with cooling of propulsion units
• B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
• F16D 55/22 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads
• F16D 65/00 - Parts or details of brakes

Abstract

The invention relates to a wheel suspension (1) for a wheel (23) of a vehicle that is driven by an electric or pneumatic motor (2), in particular a rear wheel of a commercial vehicle, comprising a swing arm (3) which is mounted on the vehicle in a first region (4) and supported against the vehicle in a second region (8) via a vibration sensor (39, 40, 45), wherein the swing arm comprises an interface for connecting different types of vibration sensors (39, 40, 45).

IPC Classes  ?

• B60G 3/14 - Resilient suspensions for a single wheel with a single pivoted arm the arm being essentially parallel to the longitudinal axis of the vehicle the arm being rigid
• B60G 7/00 - Pivoted suspension arms; Accessories thereof
• B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel
• B60K 11/00 - Arrangement in connection with cooling of propulsion units
• B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
• F16D 55/00 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
• F16D 65/00 - Parts or details of brakes

Abstract

An axle body (1), in particular a portal axle body, for a preferably electrically driven vehicle, in particular for a low-floor vehicle, comprising a left main axle plate (2) and a right main axle plate (3) for each receiving a wheel, and an axle bridge, which connects the main axle plates (2, 3) to one another, wherein the axle bridge is formed by means of a front transverse strut (8) and a rear transverse strut (9), and at least one peripheral component of the axle body (1) is arranged between the front transverse strut (8) and the rear transverse strut (9) and is protected there against interfering influences and damage.

IPC Classes  ?

• B60B 35/16 - Torque-transmitting axles characterised by the axle housings for the torque transmitting elements, e.g. for shafts

Abstract

The invention relates to a wheel hub drive as a direct drive of a wheel of a vehicle, in particular a utility vehicle, having an electric motor preferably designed as a permanent-magnet synchronous motor (PMSM) - external rotor motor - which is substantially arranged in the region within the wheel, wherein a rotating part of a friction brake is frictionallly and/or interlockingly and/or integrally connected to the motor for braking, characterized in that the rotating part is operatively connected to the rotor of the motor, directly or indirectly, from outside of the motor.

IPC Classes  ?

• B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel

Abstract

In an electrical traction drive for a vehicle, comprising at least two individual wheel drives that are to be controlled independently of each other, the drives are able to be operated redundantly in order for an emergency operating function to be implemented.

IPC Classes  ?

• B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
• H02P 5/68 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more dc dynamo-electric motors
• H02P 5/74 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more ac dynamo-electric motors
• B60K 6/20 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
• B60K 6/26 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
• H02J 7/14 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle