IP Library › Granted Patent US 7,456,542
Granted Patent B2
US 7,456,542 · App. 11/244,740 · Granted Nov 25, 2008

Inlet guidevanes for generator rotors

Assignee: Siemens Energy, Inc.
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Quick Facts
Patent No.
US 7,456,542
App. No.
11/244,740
Granted
Nov 25, 2008
Kind
B2
Abstract

The present invention provides for a method of installing a guidevane 20 to an end plate 6 that comprises manufacturing a guidevane with at least one tab 30 located on a top length-wise edge of the guidevane and multiple tab slots 32 located on the length-wise edge. Then attaching the guidevane 20 to an end face of an end plate via a fastener that attaches the at least one tab to the end face, and aligning the plurality of tab slots to multiple end plate tabs so that the tab and the tab slots are approximately aligned with the end face of the end plate

Claims (13)

1. A guidevane and end plate assembly comprising:

at least one tab located on a top length-wise edge of said guidevane;

a plurality of tab slots located on said length-wise edge of said guidevane;

a plurality of end plate tabs extending below an inner circumference of said end plate and aligning with said tab slots located on said length-wise edge of said guidevane; and

at least one fastener, wherein said fastener attaches said at least one tab to said end of said end plate, wherein said length-wise edge of said guidevane is essentially flush with said end of said end plate;

wherein said tab and said tab slots are part of an edge lip on said guidevane.

2. The guidevane of claim 1 , wherein said end plate tabs are fixedly attached to said end plate.

3. The guidevane of claim 1 , wherein said end plate tabs are attached to said end plate by secondary fasteners held to at least one of a weight hole and groove.

4. The guidevane of claim 1 , wherein two tab slots are located on said length-wise edge of said guidevane and two corresponding end plate tabs located on said end plate.

5. The guidevane of claim 4 , wherein said tab slots are located approximately 30° to either side of center of said guidevane.

6. The guidevane of claim 1 , wherein said at least one fastener is held to at least one of a weight hole and groove in said end plate.

7. The guidevane of claim 1 , wherein a single tab is located on said guidevane.

8. The guidevane of claim 7 , wherein said single tab is centrally located along said length-wise edge.

Assignments (2)
CHANGE OF NAME Recorded Oct 20, 2008
From: SIEMENS POWER GENERATION, INC.
To: SIEMENS ENERGY, INC.
Reel/Frame 021706/0891 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 6, 2005
From: ENOS, RONALD P.; ZELLER, LARRY L.
To: SIEMENS POWER GENERATION, INC.
Reel/Frame 017078/0736 →
Continuity (2)
Provisional Application 6063062100 · Nov 24, 2004
Related Publication 20060108892A1 · May 25, 2006