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Wheel assemblies

  • US 10,279,624 B2
  • Filed: 05/05/2017
  • Issued: 05/07/2019
  • Est. Priority Date: 11/21/2007
  • Status: Active Grant
First Claim
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1. A wheel assembly comprising:

  • an axle bore;

    a pin sleeve including a first end in fluid communication with the axle bore, a second end, and a conduit between the first end and the second end;

    a retaining member at least partially in the conduit of the pin sleeve, the retaining member configured to operatively engage a groove in an axle and comprising a chamfered end extending into the axle bore, the chamfered end shaped to transversely displace the retaining member upon movement of an axle into the axle bore, the retaining member includes a flat surface configured to prevent rotation of the retaining member;

    a biasing element at least partially in the conduit, the biasing element configured to bias the retaining member towards the axle bore; and

    a restraining element configured to prevent the retaining member from exiting the second end of the pin sleeve, wherein the restraining element comprises a deformation.

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