Patent ID: 9689188
Date: 2017-06-27
CPC Classifications: E05F,E05Y,F16H,Y10T

Claim:
1. A spindle drive for an adjustment element of a motor vehicle, comprising: a drive unit and a spindle-spindle nut transmission arranged downstream of the drive unit in terms of drive for generating linear drive movements, wherein the drive unit comprises a tubular drive unit housing and therein a drive motor, wherein the drive unit and the spindle-spindle nut transmission are arranged one behind the other on a geometrical spindle axis; and a spindle drive housing with a tubular inner housing and a tubular outer housing, wherein the inner housing runs in a telescopic manner in the outer housing; wherein the outer housing of the spindle drive housing accommodates the drive unit with the drive unit housing and is connected to the drive unit; and wherein the inner housing has a covering cap on an end portion of the inner housing distant from the drive unit, wherein, in a fully retracted state, the covering cap is in sealing engagement with an end portion of the outer housing distant from the drive unit, and wherein, in an extended state, the covering cap is not in engagement with an end portion of the outer housing.