Adjustable mechanism for a motor vehicle
AssigneeBrose Fahrzeugteile GmbH & Co. KG, Coburg
InventorsMatthias Hoffmann, Andrea Bauersachs, Andreas Prause
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Abstract
An adjustable mechanism for a motor vehicle is used to adjust an adjustable element in a motor vehicle, especially a seating part. Said mechanism comprises a spindle nut comprising an axis, said spindle nut co-operating with a thread spindle and comprising external toothing on the external surface thereof which is in contact with an additional drive element. The external toothing of the spindle nut is formed by recesses in the external surface of the spindle nut which are inwardly turned in a radial manner, the teeth depths thereof diminishing in the direction of at least one axial end of the spindle nut.
Claims82
An adjustable mechanism for a motor vehicle for adjusting an adjustable part in a motor vehicle, more particularly a seat part, with a spindle nut defining an axis and interacting on the one side with a threaded spindle and on the other side having in an external surface an external toothing through which it engages with a further gearing element,
- wherein
- the external toothing of the spindle nut is formed through radially inwardly pointing indentations in the external surface of the spindle nut whose tooth depth diminishes towards at least one axial end of the spindle nut.
Dependencies are inferred from the claim text.