Diffuser and exhaust gas collector arrangement
Patent 4391566 Issued on July 5, 1983. Estimated Expiration Date: 
November 3, 2000. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 3, 2000. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3149470 3690786 Axial flow turbine exhaust hood Gas turbine Patent #: 4149826 InventorAssigneeApplicationNo. 06/203381 filed on 11/03/1980US Classes:415/211.2, Downstream of runner415/191, Vanes415/208.2, Plural and arcuately or circularly arranged in radial plane around runner axis415/914DEVICE TO CONTROL BOUNDARY LAYERExaminersPrimary: Hornsby, Harvey C.Assistant: Bowman, Brian J. International ClassesF01D 25/30 (20060101)F01D 25/00 (20060101) Foreign Application Priority Data1979-11-14 JPAbstractIn a gas turbine engine having a diffuser provided downstream of the power section and composed of inner and outer diffuser wall members forming therebetween a diffuser chamber which is open into an exhaust gas collector chamber, the outer diffuser wall member is provided with at least one flow guide member which extends on the generally frustoconical outer peripheral surface of the outer diffuser wall member and which is curved arcuately or circularly about the common center axis of the inner and outer diffuser wall members for thereby suppressing formation of vortices in the flow of the combustion gases being exhausted through the collector chamber.Other References
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