Provided is a guide roller for a vehicular slide door. The guide roller has an annular metal inner ring; a retainer holding a bearing; an annular metal outer ring and a sliding layer including a synthetic resin. When the sliding layer is sectionalized into a sliding surface side area, an intermediate area and an interface side area, from the sliding surface to an interface with the outer ring, the synthetic resins in the sliding surface side area, the intermediate area and the interface side area have, respectively, a degree of crystallizations X1, X2 and X3 and nanoindenter hardnesses Y1, Y2 and Y3 wherein X2−X1 is less than 5%, and X2−X3 is less than 5% and wherein Y2 is not less than 115% of Y1, and Y2 is not less than 115% of Y3.


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    Title :

    Guide roller for slide door of vehicle


    Contributors:

    Publication date :

    2019-06-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    E05D Scharniere oder andere Aufhängevorrichtungen für Türen, Fenster oder Flügel , HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS, OR WINGS / B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge



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