Motor vehicle control arm, and method for producing a motor vehicle control arm
AssigneeBenteler Automobiltechnik GmbH
InventorsStephan Meyer, Frode Paulsen
Life of this patent
Estimating the term…
Abstract
The disclosure relates to a motor vehicle control arm, like a wishbone, having an integral main body configured in a materially integral manner. A first bearing receptacle is connected to the main body. The main body has a first end portion having a second bearing receptacle, and a second end portion having a third bearing receptacle. The main body comprises a central portion. Said central portion connects the first and the second end portion. The central portion is configured as a cavity profile. The second and the third bearing receptacle are configured integrally and in a materially integral manner from the main body.
Claims5
A process for producing a motor vehicle control arm, the process comprising:
- extruding a continuous aluminum profile which, transversely to the extruding direction, comprises the following mutually contiguous portions:
- a first portion having two collars which are disposed in a mutually parallel and spaced apart manner and which have free ends thereof pointing away from the extruded profile,
- a second portion which has at least one cavity chamber, and
- a third portion which is configured as a solid block;
- cutting the profile to length;
- bending the cut profile such that the first portion is curved in a concave manner, and the third portion is curved in a convex manner;
- and
- mechanically machining the bent profile for configuring a main body of the control arm.
Dependencies are inferred from the claim text.