Apparatuses and methods for an improved vehicle jack

  • US 8,251,349 B2
  • Filed: 10/17/2011
  • Issued: 08/28/2012
  • Est. Priority Date: 10/24/2008
  • Status: Active Grant
First Claim
Patent Images

1. A wheel engagement mechanism for operation with a jack for engaging two wheels of a multi-wheeled vehicle, comprising:

  • a base; and

    a lift frame mounted adjacent to the base for engaging the wheels, comprising;

    a first wheel support assembly and an adjacent second wheel support assembly, each wheel support assembly supporting a wheel, comprising;

    a rectangular frame including;

    a front support for supporting a front of the wheel;

    a rear support for supporting a rear of the wheel;

    a ratchet mechanism connected to the lift frame for selectively supporting the lift frame in an elevated position, the ratchet mechanism comprising;

    a toothed bar, the toothed bar including a plurality of teeth; and

    an engagement member connected to the lift frame; and

    a mechanism whereby the toothed bar is movable upwardly and away from the engagement member such that the engagement member disengages from the toothed bar.

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