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Clutch disc with actuation of the idle springs by means of a control plate

  • US 5,769,199 A
  • Filed: 07/16/1996
  • Issued: 06/23/1998
  • Est. Priority Date: 07/17/1995
  • Status: Expired due to Fees
First Claim
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1. A clutch disc for a friction clutch, such as a motor vehicle friction clutch, said clutch disc comprising:

  • a hub disc;

    said hub disc being oriented concentrically about a rotational axis;

    said hub disc having a thickness;

    said hub disc thickness being defined generally parallel with the rotational axis;

    an idle suspension system;

    said idle suspension system comprising;

    at least one spring;

    said at least one spring having a width;

    at least one aperture disposed in said hub disc;

    said at least one aperture comprising means for locating said at least one spring; and

    said width of said at least one spring being similar to said thickness of said hub disc;

    a first control plate;

    said first control plate being oriented concentrically about the rotational axis;

    said first control plate comprising a portion extending generally radially about the rotational axis;

    the rotational axis defining an axial direction;

    the axial direction being generally parallel with the rotational axis;

    said first control plate comprising at least one control tab;

    said at least one control tab substantially projecting in the axial direction from said radially extending portion of said first control plate;

    said idle suspension system comprising said first control plate; and

    said at least one control tab being disposed to operatively contact said at least one spring to activate said idle suspension system.

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