Metal working – Method of mechanical manufacture – Impeller making
Reexamination Certificate
2005-08-30
2005-08-30
Jimenez, Marc (Department: 3726)
Metal working
Method of mechanical manufacture
Impeller making
C029S889200, C029S889000, C029S421100, C029S889600
Reexamination Certificate
active
06935021
ABSTRACT:
A method for plastic molding of a hub recess for a fast-running turbine component is provided. The plastic molding of the hub recess occurs by hydraulic expansion, by way of a hydraulic fluid introduced into the hub recess of the turbine component under high pressure.
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International Search Report.
Crowell & Moring LLP
Jimenez Marc
MTU Friedrichshafen GmbH
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