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Axle unit

  • US 10,207,556 B2
  • Filed: 09/08/2015
  • Issued: 02/19/2019
  • Est. Priority Date: 09/12/2014
  • Status: Active Grant
First Claim
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1. An axle unit, comprising:

  • a stub axle; and

    a hollow-bodies axle tube;

    wherein the stub axle has two longitudinal channels which extend inside the stub axle substantially along a stub axis;

    wherein the stub axle has two transverse channels which extend inside the stub axle substantially transversely to the stub axis and open to the environment at an outer face of the stub axle;

    wherein in each case, one of the longitudinal channels and one of the transverse channels are connected together;

    wherein the stub axle has a stub joining region onto which the hollow-bodied axle tube is directly secured;

    wherein a first connecting portion is located on the outer face of the stub axle;

    wherein the transverse channels include opening points that are arranged inside the first connecting portion; and

    wherein the first connecting portion, starting from a vertical to the stub axis, has an arcuate extension of maximum 30°

    to 120°

    .

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