BEARING DEVICE FOR WHEELS

The wheel bearing device includes a hub shaft including a flange portion on one axial side of the hub shaft, an outer ring, a plurality of rolling elements, a cage, and a seal member attached to an end portion of the outer ring on the one axial side. A side surface of the flange portion on another a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	YOKOTA, Tatsuya, SHIRAMIZU, Koki
Format:	Patent
Sprache:	eng
Schlagworte:	BEARINGS BLASTING ELEMENTS OR CRANKSHAFT MECHANISMS ENGINEERING ELEMENTS AND UNITS FLEXIBLE SHAFTS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING ROTARY BODIES OTHER THAN GEARING ELEMENTS SHAFTS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The wheel bearing device includes a hub shaft including a flange portion on one axial side of the hub shaft, an outer ring, a plurality of rolling elements, a cage, and a seal member attached to an end portion of the outer ring on the one axial side. A side surface of the flange portion on another axial side of the hub shaft includes a first side surface having first roughness and a second side surface having second roughness larger than the first roughness. The seal member includes a lip provided facing the second side surface, and a distal end of the lip includes a worn surface that is worn by being in sliding contact with the second side surface.