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Vehicle wheel assembly

  • US 3,162,270 A
  • Filed: 07/02/1962
  • Issued: 12/22/1964
  • Est. Priority Date: 07/02/1962
  • Status: Expired due to Term
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First Claim
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1. A VEHICLE WHEEL ASSEMBLY COMPRISING:

  • A WHEEL RIM AND BODY;

    A HOLLOW HUB FORMED AT THE CENTER OF THE WHEEL BODY;

    A HOLLOW HUB SUPPORT PROJECTING THROUGH THE HUB AND HAVING AN EXTERNAL WALL SPACED RADIALLY INWARDLY FROM THE INTERNAL WALL OF THE HOLLOW HUB;

    A BRAKE DRUM HOUSING ANCHORED TO THE WHEEL BODY AND FORMING IN CONJUNCTION THEREWITH A SUBSTANTIALLY LIQUID TIGHT CHAMBER;

    A WHEEL SPINDLE ROTATIVELY SUPPORTED INTERNALLY OF THE HUB SUPPORT AND CONNECTED TO THE BRAKE DRUM HOUSING FOR DRIVING SAID HOUSING AND WHEEL RIM AND BODY;

    BEARINGS INTERPOSED BETWEEN THE HUB SUPPORT AND HUB;

    A BACKING PLATE HAVING ITS CENTRAL PORTION ANCHORED TO THE END FACE OF THE HUB SUPPORT;

    A HYDRAULIC CYLINDER CARRIED ON THE BACKING PLATE;

    SAID HUB SUPPORT HAVING A PASSAGE THERETHROUGH;

    A HYDRAULIC FEED CONDUIT LEADING INTO THE HYDRAULIC CYLINDER AND HAVING ONE END OPENING INTO THE PASSAGE IN THE HUB SUPPORT, SAID FEED CONDUIT BEING LOCATED WITHIN THE INTERIOR OF THE BRAKE DRUM HOUSING;

    SAID HUB SUPPORT HAVING A SECOND PASSAGE THEREIN;

    A BLEED CONDUIT LEADING FROM THE WHEEL CYLINDER AND HAVING ONE END OPENING INTO ONE END OF THE SECOND PASSAGE;

    SAID SECOND PASSAGE HAVING ITS OTHER END OPENING TO ATMOSPHERE EXTERIORLY OF THE BRAKE DRUM HOUSING AND A BLEED VALVE NORMALLY CLOSING OFF THE SECOND PASSAGE.

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