JP2002206404A5 - - Google Patents

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Publication number
JP2002206404A5
JP2002206404A5 JP2001388953A JP2001388953A JP2002206404A5 JP 2002206404 A5 JP2002206404 A5 JP 2002206404A5 JP 2001388953 A JP2001388953 A JP 2001388953A JP 2001388953 A JP2001388953 A JP 2001388953A JP 2002206404 A5 JP2002206404 A5 JP 2002206404A5
Authority
JP
Japan
Prior art keywords
buckets
row
bucket
dovetail
closed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2001388953A
Other languages
English (en)
Other versions
JP2002206404A (ja
JP4039512B2 (ja
Filing date
Publication date
Priority claimed from US09/742,284 external-priority patent/US6428279B1/en
Application filed filed Critical
Publication of JP2002206404A publication Critical patent/JP2002206404A/ja
Publication of JP2002206404A5 publication Critical patent/JP2002206404A5/ja
Application granted granted Critical
Publication of JP4039512B2 publication Critical patent/JP4039512B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Description

一般的に、閉鎖バケットの目的とするところは、１列の接線方向挿入型バケットのローターホイール上への組み付けを完全にすることであり、従って、閉鎖バケットは、ホイール上に取り付ける最後のバケットである。閉鎖バケットは、他のバケットのようにローターホイールのダブテールに直接取り付けることができないので、列内の他の全てのバケットに見られるダブテールフックを必要としない。
米国特許５，５０９，７８４号公報
JP2001388953A 2000-12-22 2001-12-21 タービン閉鎖バケット及びタービンロータホイール Expired - Fee Related JP4039512B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/742284 2000-12-22
US09/742,284 US6428279B1 (en) 2000-12-22 2000-12-22 Low windage loss, light weight closure bucket design and related method

Publications (3)

Publication Number Publication Date
JP2002206404A JP2002206404A (ja) 2002-07-26
JP2002206404A5 true JP2002206404A5 (ja) 2005-05-26
JP4039512B2 JP4039512B2 (ja) 2008-01-30

Family

ID=24984199

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001388953A Expired - Fee Related JP4039512B2 (ja) 2000-12-22 2001-12-21 タービン閉鎖バケット及びタービンロータホイール

Country Status (2)

Country Link
US (1) US6428279B1 (ja)
JP (1) JP4039512B2 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6755618B2 (en) 2002-10-23 2004-06-29 General Electric Company Steam turbine closure bucket attachment
EP1426553A1 (fr) * 2002-12-03 2004-06-09 Techspace Aero S.A. Réduction de la masse d'aubes mobiles
US6840740B2 (en) 2002-12-06 2005-01-11 General Electric Company Bucket dovetail design for turbine rotors
US6805534B1 (en) 2003-04-23 2004-10-19 General Electric Company Curved bucket aft shank walls for stress reduction
US7517195B2 (en) * 2006-04-25 2009-04-14 General Electric Company Nested turbine bucket closure group
US8714929B2 (en) 2010-11-10 2014-05-06 General Electric Company Turbine assembly and method for securing a closure bucket
KR101392743B1 (ko) 2012-12-20 2014-05-09 한국항공우주연구원 터빈 엔진용 로터 블레이드
US9366146B2 (en) 2013-06-11 2016-06-14 General Electric Company Closure bucket for turbo-machine
RU2609126C2 (ru) * 2014-10-02 2017-01-30 Закрытое акционерное общество "Уральский турбинный завод" Хвостовики рабочих лопаток с натягом

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3826592A (en) * 1971-06-02 1974-07-30 Gen Electric Split locking piece for circumferential dovetail on turbine wheel
DE3528640A1 (de) * 1985-06-28 1987-01-08 Bbc Brown Boveri & Cie Schaufelschloss fuer reiterfusschaufeln von turbomaschinen
US4702673A (en) * 1985-10-18 1987-10-27 General Electric Company Method for assembly of tangential entry dovetailed bucket assemblies on a turbomachine bucket wheel
US5302085A (en) * 1992-02-03 1994-04-12 General Electric Company Turbine blade damper
US5509784A (en) * 1994-07-27 1996-04-23 General Electric Co. Turbine bucket and wheel assembly with integral bucket shroud
US5494408A (en) 1994-10-12 1996-02-27 General Electric Co. Bucket to wheel dovetail design for turbine rotors
US5474423A (en) 1994-10-12 1995-12-12 General Electric Co. Bucket and wheel dovetail design for turbine rotors
KR20000022064A (ko) * 1996-06-21 2000-04-25 칼 하인쯔 호르닝어 홈내에 삽입될 수 있는 블레이드를 갖는 터보 머신용 회전자 및회전자용 블레이드

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