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Sliding element

  • US 20050212217A1
  • Filed: 12/21/2004
  • Published: 09/29/2005
  • Est. Priority Date: 12/22/2003
  • Status: Active Grant
First Claim
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1. A sliding element that keeps a sealed fluid on a sliding face of said sliding element, said sliding element being slidable relative to another sliding element, said sealed fluid being located in either inner circumferential side or outer circumferential side of said sliding face, said sliding element comprising:

  • a) first dam section being configured in an annular form on said sliding face;

    b) second dimple section having a form of a narrow groove and making an inclination angle (β

    ) measured from said dam section in a direction of rotation pointing toward said sealed fluid;

    c) suction means including an annularly arranged array of said second dimple sections;

    d) first dimple section having a form of a narrow groove and making an inclination angle (α

    ) measured from said dam section in a direction of rotation but pointing an opposite direction relative to said suction means;

    e) discharge means including an annularly arranged array of said first dimple sections; and

    f) seal face being disposed in a peripheral surface adjacent to said discharge means and in the opposite side relative to said dam section.

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