METHOD FOR PRODUCING A MOTOR VEHICLE RIM MADE OF ALUMINUM OR AN ALUMINUM ALLOY FOR A WHEEL OF A MOTOR VEHICLE AND CORRESPONDING MOTOR VEHICLE RIM
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United States of America Patent
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Issued Date -
Mar 9, 2023
app pub date -
Nov 18, 2020
filing date -
Jan 14, 2020
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Abstract
A method for producing an automobile rim made of aluminum or an aluminum alloy for a wheel of an automobile, the automobile rim having a rim well delimited on opposite sides by an outer flange and an inner flange, a hub with a center recess and a bolt hole circle as well as a rim center connecting the rim well and the hub with one another. The automobile rim is produced in one piece and continuously in a casting mold by die casting of a casting material. The automobile rim is formed during the die casting with at least one air conveying element for conveying air in the axial direction with respect to a longitudinal center axis of the automobile rim relative to an imaginary plane perpendicular to the longitudinal center axis and/or at least one surface enlargement element extending in the circumferential direction along a circular line.
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