Nested composite brake drum
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Sep 1, 2015
Grant Date -
May 29, 2014
app pub date -
Nov 28, 2012
filing date -
Nov 28, 2012
priority date (Note) -
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Abstract
A brake drum is provided having an inner drum defining an outboard, radially inwardly extending flange. The flange defines a first plurality of apertures configured to receive fasteners for coupling the inner drum to a wheel. The inner drum further defines a braking surface. The brake drum further includes an outer drum configured to receive the inner drum therein. The outer drum defines an outboard, radially inwardly extending flange defining a second plurality of apertures aligned with the first plurality of apertures and configured to receive the fasteners for coupling the outer drum to the wheel. The inner drum is comprised of a first material such as iron while the outer drum is comprised of a second material such as aluminum.
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