DE69926838D1 - Gegenstand mit einer abriebsfesten Beschichtung sowie mit einer örtlich abreibbaren Beschichtung - Google Patents

Gegenstand mit einer abriebsfesten Beschichtung sowie mit einer örtlich abreibbaren Beschichtung

Info

Publication number
DE69926838D1
DE69926838D1 DE69926838T DE69926838T DE69926838D1 DE 69926838 D1 DE69926838 D1 DE 69926838D1 DE 69926838 T DE69926838 T DE 69926838T DE 69926838 T DE69926838 T DE 69926838T DE 69926838 D1 DE69926838 D1 DE 69926838D1
Authority
DE
Germany
Prior art keywords
coating
abrasion
locally
article
abradable
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.)
Expired - Lifetime
Application number
DE69926838T
Other languages
English (en)
Other versions
DE69926838T2 (de
Inventor
Randall Richard Good
George Everett Foster
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of DE69926838D1 publication Critical patent/DE69926838D1/de
Publication of DE69926838T2 publication Critical patent/DE69926838T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B18/00—Layered products essentially comprising ceramics, e.g. refractory products
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
DE69926838T 1998-06-18 1999-06-18 Gegenstand mit einer abriebsfesten Beschichtung sowie mit einer örtlich abreibbaren Beschichtung Expired - Lifetime DE69926838T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10018098A 1998-06-18 1998-06-18
US100180 1998-06-18

Publications (2)

Publication Number Publication Date
DE69926838D1 true DE69926838D1 (de) 2005-09-29
DE69926838T2 DE69926838T2 (de) 2006-03-09

Family

ID=22278497

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69926838T Expired - Lifetime DE69926838T2 (de) 1998-06-18 1999-06-18 Gegenstand mit einer abriebsfesten Beschichtung sowie mit einer örtlich abreibbaren Beschichtung

Country Status (7)

Country Link
US (1) US6358002B1 (de)
EP (1) EP0965730B1 (de)
JP (1) JP2000027656A (de)
KR (1) KR20000006199A (de)
DE (1) DE69926838T2 (de)
SG (1) SG72959A1 (de)
UA (1) UA69380C2 (de)

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US6899339B2 (en) * 2001-08-30 2005-05-31 United Technologies Corporation Abradable seal having improved durability
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US9284647B2 (en) 2002-09-24 2016-03-15 Mitsubishi Denki Kabushiki Kaisha Method for coating sliding surface of high-temperature member, high-temperature member and electrode for electro-discharge surface treatment
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US8346482B2 (en) * 2003-08-22 2013-01-01 Fernandez Dennis S Integrated biosensor and simulation system for diagnosis and therapy
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US8727712B2 (en) 2010-09-14 2014-05-20 United Technologies Corporation Abradable coating with safety fuse
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US20120099971A1 (en) 2010-10-25 2012-04-26 United Technologies Corporation Self dressing, mildly abrasive coating for clearance control
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US9169740B2 (en) 2010-10-25 2015-10-27 United Technologies Corporation Friable ceramic rotor shaft abrasive coating
US8936432B2 (en) * 2010-10-25 2015-01-20 United Technologies Corporation Low density abradable coating with fine porosity
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US10436070B2 (en) 2013-09-11 2019-10-08 United Technologies Corporation Blade outer air seal having angled retention hook
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Also Published As

Publication number Publication date
EP0965730B1 (de) 2005-08-24
DE69926838T2 (de) 2006-03-09
EP0965730A3 (de) 2001-02-14
JP2000027656A (ja) 2000-01-25
EP0965730A2 (de) 1999-12-22
SG72959A1 (en) 2000-05-23
US6358002B1 (en) 2002-03-19
UA69380C2 (uk) 2004-09-15
KR20000006199A (ko) 2000-01-25

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Legal Events

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