Rotary kinetic fluid motors or pumps – Bearing – seal – or liner between runner portion and static part – Between blade edge and static part
Reexamination Certificate
2005-06-28
2005-06-28
Verdier, Christopher (Department: 3745)
Rotary kinetic fluid motors or pumps
Bearing, seal, or liner between runner portion and static part
Between blade edge and static part
C415S173500, C277S355000, C277S922000, C277S923000, C029S888300
Reexamination Certificate
active
06910856
ABSTRACT:
Metal wire bundles are combined into brushes as a run-in coating for the axial-flow compressor stage of a gas turbine engine. The metal wire bundles are inserted into the basic material or are combined into brush segments that are inserted into corresponding recesses of the rotor housing.
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Crowell & Moring LLP
MTU Aero Engines GmbH
Verdier Christopher
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