CPC F01D 9/045 (2013.01) [F01D 25/246 (2013.01); F05D 2220/40 (2013.01); F05D 2230/60 (2013.01); F05D 2240/128 (2013.01); F05D 2240/14 (2013.01)] | 19 Claims |
1. A nozzle ring for a radial turbine comprising:
a disc-shaped main body having a central opening for passing a shaft therethrough;
guide vanes disposed circumferentially in a radially outer portion on a first surface of the disc-shaped main body;
two or more bores provided in a radially inner portion of the disc-shaped main body; and
a groove provided in the first surface of the disc-shaped main body, the groove connecting at least two of the two or more bores.
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