Turbomachine blade

Details Turbomachine blade Turbomachine blade

2006-07-25

2010-02-16

Look, Edward (Department: 3745)

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between runner portion and static part

C415S173100

Reexamination Certificate

active

07661926

ABSTRACT:
A turbomachine blade presenting a free end having an end wall from which there projects a rim, the rim including a first fraction starting from the trailing edge of the blade and running along the suction side of the blade to a connection zone, and a second fraction of closed outline connected to the first fraction at the region of the connection zone. The second fraction extends the first fraction, running along the suction side of the blade, along the leading edge of the blade, and then returning to the connection zone.

REFERENCES:
patent: 5261789 (1993-11-01), Butts et al.
patent: 2003/0223870 (2003-12-01), Keith et al.
patent: 2004/0197190 (2004-10-01), Stec et al.
patent: 1 231 359 (2002-08-01), None

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