VENTILATED DISC ROTOR
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United States of America Patent
Stats
-
N/A
Issued Date -
Aug 19, 2010
app pub date -
Feb 16, 2010
filing date -
Feb 19, 2009
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A ventilated disc rotor includes a hat portion at which the ventilated disc rotor is attached to a rotation shaft, a sliding portion formed in an annular shape and provided at a radially outer portion of the hat portion, the ventilated disc rotor being slidably held by an inner pad and an outer pad at the sliding portion so as to brake a rotation of the ventilated disc rotor and the sliding portion including an inner disc-shaped portion, an outer disc-shaped portion and a plurality of cooling fins, wherein the hat portion and the plurality of cooling fins are integrally made of a steel plate material, and the outer disc-shaped portion and the inner disc-shaped portion are formed by casting together with the plurality of cooling fins in such a way that the plurality of cooling fins integrally connects the inner disc-shaped portion to the outer disc-shaped portion.
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