Title: Device for stabilizing flow through radial bores in rotating hollow cylinders, especially hollow shafts of gas turbines

Abstract: Device for stabilizing flow through radial bores formed in a hollow rotation cylinder wherein a gaseous medium passes from a stationary chamber surrounding the hollow rotating cylinder through nozzle-like openings formed in a wall of the hollow rotating cylinder into the interior of the latter, includes a stationary ring disposed in the stationary chamber surrounding the hollow rotating cylinder, the stationary ring partly covering the openings formed in the wall of the hollow rotating cylinder.

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Inventors: v. Schwerdtner, Otto A. (Mulheim, DE, US)

Application Number: 777562
Filing Date: 1977-03-14
Publication_date: 1979-03-20
Assignee: Kraftwerk Union Aktiengesellschaft (Mulheim, DE)
Primary Class(es): 138/39 138/37, 138/114, 415/116
Other Classes:
US Patent Ref:

2552239	May, 1951	Warren	415/116.
2632626	Mar, 1953	McClintock	415/116.
2858101	Oct, 1958	Alford	415/116.
3551068	Dec, 1970	Scalzo et al.	415/116.
3989410	Nov, 1976	Ferrari	415/116.
4008977	Feb, 1977	Brown et al.	415/116.

Other Refs:
Primary Examiner: Aegerter, Richard E.
Assistant Examiner: Bryant, III, James E.
Attorney: Lerner; Herbert L.