Apparatus for plugging turbine wheel holes

Details Apparatus for plugging turbine wheel holes Apparatus for plugging turbine wheel holes

2008-01-10

2011-11-01

Kershteyn, Igor (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

With heating, cooling or thermal insulation means

C416S09700R, C416S09600A, C415S114000, C415S115000, C415S116000, C415S117000

Reexamination Certificate

active

08047786

ABSTRACT:
A turbine wheel hole plug that includes: 1) an approximate cylindrical body, the cylindrical body sized such that the cylindrical body fits snugly into a turbine wheel hole; 2) a first flange at a first end of the cylindrical body, the first flange being approximately cylindrical in shape and having a diameter that is larger than the diameter of the turbine wheel hole; and 3) a second flange at a second end of the cylindrical body, the second flange comprising a flared flange. The first flange and the second flange may lock the cylindrical body into a preferred position in the turbine wheel hole.

REFERENCES:
patent: 4393658 (1983-07-01), Bohnenkamp et al.
patent: 4425077 (1984-01-01), Martin
patent: 6227799 (2001-05-01), Kuhn et al.
patent: 6994516 (2006-02-01), Takahashi et al.

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