Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery
Reexamination Certificate
2008-04-01
2008-04-01
Look, Edward K. (Department: 3745)
Fluid reaction surfaces (i.e., impellers)
Specific blade structure
Tined or irregular periphery
C416S22300B
Reexamination Certificate
active
10983225
ABSTRACT:
A compressor rotor blade (1) includes a rotor blade (2), a platform (3) that adjoins the rotor blade (2) and blade footing (4) that adjoins the platform (3). The rotor blade (4) is embodied so as to be massive, without an internal cooling system, and exhibits a leading and a trailing edge (5, 6), a suction and a compression side, as well as a blade tip (7). The compressor rotor blade (1) is distinguished by virtue of the fact that the rotor blade (2) of the compressor rotor blade (1) exhibits a recess (8) on the trailing edge (6) of the blade tip (7).
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Search Report from 103 52 253.0 (Apr. 29, 2004).
Bachofner René
Kappis Wolfgang
ALSTOM Technology Ltd.
Cermak Adam J.
Cermak Kenealy & Vaidya LLP
Look Edward K.
White Dwayne J
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