Method for producing a spindle drive of an adjustment device of a motor vehicle seat
AssigneeC. Rob. Hammerstein GmbH & Co. KG
InventorsWilfried Beneker, Ivica Stanic
Life of this patent
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Abstract
In the method for producing a spindle drive of an adjustment device of a motor vehicle seat, the adjustment device comprises a spindle and a nut unit. The nut unit comprises a nut made from plastic and a retainer in which the nut is retained. The nut has an internal thread which is in engagement with the spindle and has recesses in its outer jacket. The method comprises the following steps: the tube section is pushed over the nut during assembly, the nut is located within the tube section, the tube section, in the areas in which the recesses of the nut are located, is deformed into the area of the recesses and a portion of material of the tube section is located in the recesses.
Claims18
A method for producing a spindle drive of an adjustment device of a motor vehicle seat, wherein the adjustment device comprises a spindle and a nut unit, the nut unit comprises a nut made from plastic and a retainer configured as a tube section in which the nut is retained, the nut has an internal thread that is in engagement with the spindle, and the nut has an outer jacket with recesses thereon, the method comprising the following steps:
- pushing the tube section over the nut during assembly,
- locating the nut within the tube section,
- deforming the tube section, in the areas in which the recesses of the nut are located, into the area of the recesses, so that a portion of material of the tube section is located in the recesses.
Dependencies are inferred from the claim text.