JP2011256868A5 - - Google Patents

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Publication number
JP2011256868A5
JP2011256868A5 JP2011127792A JP2011127792A JP2011256868A5 JP 2011256868 A5 JP2011256868 A5 JP 2011256868A5 JP 2011127792 A JP2011127792 A JP 2011127792A JP 2011127792 A JP2011127792 A JP 2011127792A JP 2011256868 A5 JP2011256868 A5 JP 2011256868A5
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JP
Japan
Prior art keywords
spring
seal
turbine
seal assembly
spring member
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.)
Pending
Application number
JP2011127792A
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English (en)
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JP2011256868A (ja
Filing date
Publication date
Priority claimed from US12/797,272 external-priority patent/US8398090B2/en
Application filed filed Critical
Publication of JP2011256868A publication Critical patent/JP2011256868A/ja
Publication of JP2011256868A5 publication Critical patent/JP2011256868A5/ja
Pending legal-status Critical Current

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Claims (14)

  1. 隣接するタービン部品(14、16)間の流体漏れ間隙(12)をシールするためのバネ負荷式シール・アセンブリ(10)であって、
    隣接する固定タービン部品(14、16)によって画定される一対の対向するシール溝(22、24)内で延びるタービン・シール(18)であって、前記タービン部品(14、16)間に画定された流体漏れ間隙(12)をシールするように構成されたタービン・シール(18)と、
    前記タービン・シール(18)を前記シール溝(22、24)の各々の一部分とシール嵌合状態に保つように構成されたバネ部材(20)であって、該バネ部材(20)の少なくとも一部分が、前記タービン部品(14、16)の少なくとも一方に画定された少なくとも1つのバネ溝(36)内に収まり、前記少なくとも1つのバネ溝(36)が前記シール溝(22、24)から離間している、バネ部材(20)
    を含むバネ負荷式シール・アセンブリ(10)。
  2. 前記バネ部材(20)その長さに沿って弓形に曲がっている請求項1に記載のバネ負荷式シール・アセンブリ(10)。
  3. 前記バネ部材(20)、前記タービン・シール(18)を前記タービン部品(14、16)とシール嵌合状態に保つように、前記シール溝(22、24)の各々の前記部分に対して弓形に曲がっている請求項2に記載のバネ負荷式シール・アセンブリ(10)。
  4. 前記バネ部材(20)が、前記タービン・シール(18)の長さに沿って複数の離間した箇所で前記タービン・シール(18)と接触する、請求項1に記載のバネ負荷式シール・アセンブリ(10)。
  5. 前記バネ部材(20)が、前記タービン・シール(18)の長さに沿って長手方向に延びる、請求項1乃至請求項4のいずれか1項に記載のバネ負荷式シール・アセンブリ(10)。
  6. 前記バネ部材(20)が板バネとして構成される、請求項1乃至請求項5のいずれか1項に記載のバネ負荷式シール・アセンブリ(10)。
  7. 前記バネ部材(20)が、前記シール溝(22、24)のいずれの部分とも接触しない、請求項1乃至請求項6のいずれか1項に記載のバネ負荷式シール・アセンブリ(10)。
  8. 前記バネ部材(20)の少なくとも一部分が、前記タービン部品(14、16)によって画定される一対の対向するバネ溝(36)内に収まる、請求項1乃至請求項7のいずれか1項に記載のバネ負荷式シール・アセンブリ(10)。
  9. 前記バネ部材(20)が、該バネ部材(20)の長さに沿って離間した複数の突出部(38)を含んでおり、前記複数の突出部(38)の各々が前記バネ溝(36)内に収まるように構成されている、請求項8に記載のバネ負荷式シール・アセンブリ(10)。
  10. 前記バネ部材(20)が、第1の端部(32)と第2の端部(34)と、前記第1の端部(20)から外側に延びる突出部(38)とを含んでおり、前記突出部(38)が前記バネ溝(36)内に収まるように構成されている、請求項に記載のバネ負荷式シール・アセンブリ(10)。
  11. 前記突出部(38)が、前記バネ溝(36)内にスライド可能に収まるように構成されている、請求項10に記載のバネ負荷式シール・アセンブリ(10)。
  12. 前記突出部(38)が、前記バネ部材(20)において前記タービン部品(14、16)と接触する唯一の部分である、請求項10又は請求項11に記載のバネ負荷式シール・アセンブリ(10)。
  13. 前記第2の端部(34)、前記タービン・シール(18)を前記シール溝(22、24)の各々の前記部分とシール嵌合状態に保つように前記バネ部材(20)がその長さに沿って弓形に曲がることができる位置に配置される請求項10乃至請求項12のいずれか1項に記載のバネ負荷式シール・アセンブリ(10)。
  14. 前記バネ部材(20)の前記第2の端部(34)は、前記タービン・シール(18)を第3のタービン部品(42)に取り付けるように構成されたブラケット(40)に実質的に隣接して配置される請求項13に記載のバネ負荷式シール・アセンブリ(10)。
JP2011127792A 2010-06-09 2011-06-08 タービン用バネ負荷式シール・アセンブリ Pending JP2011256868A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/797,272 2010-06-09
US12/797,272 US8398090B2 (en) 2010-06-09 2010-06-09 Spring loaded seal assembly for turbines

Publications (2)

Publication Number Publication Date
JP2011256868A JP2011256868A (ja) 2011-12-22
JP2011256868A5 true JP2011256868A5 (ja) 2014-07-24

Family

ID=44118194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011127792A Pending JP2011256868A (ja) 2010-06-09 2011-06-08 タービン用バネ負荷式シール・アセンブリ

Country Status (4)

Country Link
US (2) US8398090B2 (ja)
EP (1) EP2395201A3 (ja)
JP (1) JP2011256868A (ja)
CN (1) CN102278147A (ja)

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