Turbocharger and turbocharger wheel housing
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United States of America Patent
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Sep 1, 2015
Grant Date -
Nov 15, 2012
app pub date -
Feb 2, 2011
filing date -
Feb 4, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
A turbine housing 11 includes a first shell body 40 in which a reinforcement portion 42 is superposed on an outer peripheral face 53A of a lateral wall portion 53 of a scroll portion. Further, a reinforcement portion having a slit portion 43 that is partially discontinuous in a circumferential direction is provided as the reinforcement portion 42. Further, a shell body 30 and a base body 60 are combined with each other such that a pillar portion 65 is so located as to intersect with those ones of tangential lines T1, T2 of a turbine wheel 21 which pass a thin-walled portion 32A of the shell body 30, namely, such that the pillar portion 65 is located in a travel path of a fragment of the wheel 21 moving from a main body of the wheel 21 toward the thin-walled portion 32A.
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