IT1111002B - Prodotto leggero composto particolarmente utilizzabile in tenute a labirinto - Google Patents

Prodotto leggero composto particolarmente utilizzabile in tenute a labirinto

Info

Publication number
IT1111002B
IT1111002B IT19440/79A IT1944079A IT1111002B IT 1111002 B IT1111002 B IT 1111002B IT 19440/79 A IT19440/79 A IT 19440/79A IT 1944079 A IT1944079 A IT 1944079A IT 1111002 B IT1111002 B IT 1111002B
Authority
IT
Italy
Prior art keywords
compound product
labyrinth seals
particularly usable
product particularly
lightweight compound
Prior art date
Application number
IT19440/79A
Other languages
English (en)
Other versions
IT7919440A0 (it
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT7919440A0 publication Critical patent/IT7919440A0/it
Application granted granted Critical
Publication of IT1111002B publication Critical patent/IT1111002B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • 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
    • F01D11/127—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 a deformable or crushable structure, e.g. honeycomb
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/444—Free-space packings with facing materials having honeycomb-like structure
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/47—Burnishing
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24149—Honeycomb-like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Laminated Bodies (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IT19440/79A 1978-04-19 1979-01-19 Prodotto leggero composto particolarmente utilizzabile in tenute a labirinto IT1111002B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/897,619 US4198839A (en) 1978-04-19 1978-04-19 Method for making lightweight composite article

Publications (2)

Publication Number Publication Date
IT7919440A0 IT7919440A0 (it) 1979-01-19
IT1111002B true IT1111002B (it) 1986-01-13

Family

ID=25408135

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19440/79A IT1111002B (it) 1978-04-19 1979-01-19 Prodotto leggero composto particolarmente utilizzabile in tenute a labirinto

Country Status (6)

Country Link
US (1) US4198839A (it)
JP (1) JPS54140054A (it)
DE (1) DE2901134A1 (it)
FR (1) FR2423281A1 (it)
GB (1) GB2019263A (it)
IT (1) IT1111002B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305559A (en) * 1979-10-15 1981-12-15 Hexcel Corporation Support for curved surfaces
US4526509A (en) * 1983-08-26 1985-07-02 General Electric Company Rub tolerant shroud
GB2151709B (en) * 1983-12-19 1988-07-27 Gen Electric Improvements in gas turbine engines
EP0187612B1 (en) * 1984-12-24 1990-09-12 United Technologies Corporation Abradable seal having particulate erosion resistance
WO1995021319A1 (en) * 1994-02-01 1995-08-10 United Technologies Corporation Honeycomb abradable seals
US6929866B1 (en) 1998-11-16 2005-08-16 Ultramet Composite foam structures
DE19945581B4 (de) * 1999-09-23 2014-04-03 Alstom Technology Ltd. Turbomaschine
US6652226B2 (en) 2001-02-09 2003-11-25 General Electric Co. Methods and apparatus for reducing seal teeth wear
US7029232B2 (en) * 2003-02-27 2006-04-18 Rolls-Royce Plc Abradable seals
DE102004025692B4 (de) * 2004-05-26 2006-05-11 Mitsubishi Heavy Industries, Ltd. Hartlötaufbau für ein abtragbares Dichtungsmaterial und Verfahren zum Herstellen eines solchen Hartlötaubaus
US7105219B2 (en) 2004-05-27 2006-09-12 Mitsubishi Heavy Industries, Ltd. Brazing construction and method of brazing an abradable sealing material
US20070137039A1 (en) * 2005-12-20 2007-06-21 General Electric Company Methods and apparatus for coupling honeycomb seals to gas turbine engine components
DE102008026941B4 (de) * 2008-06-05 2012-02-02 Mtu Aero Engines Gmbh Vorrichtung zum Verbinden einer Wabendichtung mit einem Dichtungsträger
DE102013222373B4 (de) * 2013-11-04 2016-01-21 MTU Aero Engines AG Strömungsmaschine mit einer Dichtungsanordnung
GB201417307D0 (en) * 2014-10-01 2014-11-12 Rolls Royce Plc Sealing element
US10323532B2 (en) * 2016-05-19 2019-06-18 General Electric Company Flow discourager and method of making same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2586011A (en) * 1947-06-11 1952-02-19 Vadolt Trust Method of producing a soft, flexible, and resilient surface layer on bodies of a hard, nonresilient material and bodies produced thereby
US3368314A (en) * 1965-04-26 1968-02-13 Rohr Corp Coated heat resistant honeycomb structure and process of making same
US3689971A (en) * 1967-08-31 1972-09-12 Eugene M Davidson Axial flow fans
US3606708A (en) * 1969-01-07 1971-09-21 Western Electric Co Rolling and burnishing of contact surfaces
US3613319A (en) * 1970-03-02 1971-10-19 Shojiro Takimura Metal rolling work roll and method of making same
US4031279A (en) * 1973-02-23 1977-06-21 International Harvester Company Composite construction of metallic strips disposed in side-by-side relationship
US3906604A (en) * 1974-02-01 1975-09-23 Hitachi Cable Method of forming heat transmissive wall surface
US4023252A (en) * 1975-12-12 1977-05-17 General Electric Company Clearance control through a nickel-graphite/aluminum copper-base alloy powder mixture
US4039296A (en) * 1975-12-12 1977-08-02 General Electric Company Clearance control through a Ni-graphite/NiCr-base alloy powder mixture

Also Published As

Publication number Publication date
IT7919440A0 (it) 1979-01-19
DE2901134A1 (de) 1979-10-31
JPS54140054A (en) 1979-10-30
FR2423281A1 (fr) 1979-11-16
US4198839A (en) 1980-04-22
GB2019263A (en) 1979-10-31

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